【调试bug】httpd无法启动，报错No space left on device
原创【调试bug】httpd无法启动，报错No space left on device
原创
星哥玩云
发布于 2022-05-25 10:43:59
发布于 2022-05-25 10:43:59
文章被收录于专栏：开源部署
今天有一个项目nginx报504，查到有一台云服务器重启报错，怎么也提不起来。
systemctl status httpd.service报错：
[root@xiaoyouxi_fabu sites-available]# systemctl status httpd.service
● httpd.service - The Apache HTTP Server
Loaded: loaded (/usr/lib/systemd/system/httpd.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Tue 2022-05-24 09:43:36 CST; 6s ago
Docs: man:httpd(8)
man:apachectl(8)
Process: 19414 ExecStop=/bin/kill -WINCH ${MAINPID} (code=exited, status=1/FAILURE)
Process: 27564 ExecReload=/usr/sbin/httpd $OPTIONS -k graceful (code=exited, status=0/SUCCESS)
Process: 19412 ExecStart=/usr/sbin/httpd $OPTIONS -DFOREGROUND (code=exited, status=1/FAILURE)
Main PID: 19412 (code=exited, status=1/FAILURE)
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: Starting The Apache HTTP Server...
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILURE
May 24 09:43:36 xiaoyouxi_fabu kill[19414]: kill: cannot find process ""
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: httpd.service: control process exited, code=exited status=1
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: Failed to start The Apache HTTP Server.
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: Unit httpd.service entered failed state.
May 24 09:43:36 xiaoyouxi_fabu systemd[1]: httpd.service failed.查看httpd日志完整报错
No space left on device: AH00023: Couldn't create the proxy mutex
# cat /var/log/httpd/error_log
[Tue May 24 09:55:24.147244 2022] [suexec:notice] [pid 20795] AH01232: suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Tue May 24 09:55:24.147323 2022] [core:emerg] [pid 20795] (28)No space left on device: AH00023: Couldn't create the proxy mutex
[Tue May 24 09:55:24.147337 2022] [proxy:crit] [pid 20795] (28)No space left on device: AH02478: failed to create proxy mutex
AH00016: Configuration Failed解决办法
查看是空间不足
解决办法：
输入查看 ipcs -s
清理 ipcs -s | perl -ane '/^0x00000000/ && `ipcrm -s $F[1]`'
再次启动
硬盘空间是足够的
# df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 909M 0 909M 0% /dev
tmpfs 919M 0 919M 0% /dev/shm
tmpfs 919M 1.1M 918M 1% /run
tmpfs 919M 0 919M 0% /sys/fs/cgroup
/dev/vda1 40G 7.2G 31G 20% /
/dev/vdb1 99G 19G 75G 21% /home
# ipcs -s
------ Semaphore Arrays --------
key semid owner perms nsems
0x00000000 176619520 www 600 1
0x00000000 176652289 www 600 1
0x00000000 176685058 www 600 1
0x00000000 176717827 www 600 1
0x00000000 176750596 www 600 1
0x00000000 5210117 zabbix 600 14
0x00000000 457375750 www 600 1
0x00000000 457408519 www 600 1
0x00000000 457441288 www 600 1
0x00000000 457474057 www 600 1
0x00000000 457506826 www 600 1
0x00000000 465043467 www 600 1
0x00000000 465076236 www 600 1
0x00000000 465109005 www 600 1
0x00000000 465141774 www 600 1
0x00000000 465174543 www 600 1
0x00000000 474054672 www 600 1
0x00000000 474087441 www 600 1
0x00000000 474120210 www 600 1
0x00000000 474152979 www 600 1
0x00000000 474185748 www 600 1
0x00000000 476774421 www 600 1
0x00000000 476807190 www 600 1
0x00000000 476839959 www 600 1
0x00000000 476872728 www 600 1
0x00000000 476905497 www 600 1
0x00000000 480411674 www 600 1
0x00000000 480444443 www 600 1
0x00000000 480477212 www 600 1
0x00000000 480509981 www 600 1
0x00000000 480542750 www 600 1
0x00000000 478773279 zabbix 600 14
0x00000000 495157280 www 600 1
0x00000000 495190049 www 600 1
0x00000000 495222818 www 600 1
0x00000000 495255587 www 600 1
0x00000000 495288356 www 600 1
0x00000000 498335781 www 600 1
0x00000000 498368550 www 600 1
0x00000000 498401319 www 600 1
0x00000000 498434088 www 600 1
0x00000000 498466857 www 600 1
0x00000000 502497322 www 600 1
0x00000000 502530091 www 600 1
0x00000000 502562860 www 600 1
0x00000000 502595629 www 600 1
0x00000000 502628398 www 600 1
0x00000000 504234031 www 600 1
0x00000000 504266800 www 600 1
0x00000000 504299569 www 600 1
0x00000000 504332338 www 600 1
0x00000000 504365107 www 600 1
0x00000000 513310772 www 600 1
0x00000000 513343541 www 600 1
0x00000000 513376310 www 600 1
0x00000000 513409079 www 600 1
0x00000000 513441848 www 600 1
0x00000000 516718649 www 600 1
0x00000000 516751418 www 600 1
0x00000000 516784187 www 600 1
0x00000000 516816956 www 600 1
0x00000000 516849725 www 600 1
0x00000000 523206718 www 600 1
0x00000000 523239487 www 600 1
0x00000000 523272256 www 600 1
0x00000000 523305025 www 600 1
0x00000000 523337794 www 600 1
0x00000000 523927619 www 600 1
0x00000000 523960388 www 600 1
0x00000000 523993157 www 600 1
0x00000000 524025926 www 600 1
0x00000000 524058695 www 600 1
0x00000000 524484680 www 600 1
0x00000000 524517449 www 600 1
0x00000000 524550218 www 600 1
0x00000000 524582987 www 600 1
0x00000000 524615756 www 600 1
0x00000000 525041741 www 600 1
0x00000000 525074510 www 600 1
0x00000000 525107279 www 600 1
0x00000000 525140048 www 600 1
0x00000000 525172817 www 600 1
0x00000000 525434962 www 600 1
0x00000000 525467731 www 600 1
0x00000000 525500500 www 600 1
0x00000000 525533269 www 600 1
0x00000000 525566038 www 600 1
0x00000000 525992023 www 600 1
0x00000000 526024792 www 600 1
0x00000000 526057561 www 600 1
0x00000000 526090330 www 600 1
0x00000000 526123099 www 600 1
0x00000000 526614620 www 600 1
0x00000000 526647389 www 600 1
0x00000000 526680158 www 600 1
0x00000000 526712927 www 600 1
0x00000000 526745696 www 600 1
0x00000000 528023649 www 600 1
0x00000000 528056418 www 600 1
0x00000000 528089187 www 600 1
0x00000000 528121956 www 600 1
0x00000000 528154725 www 600 1
0x00000000 528416870 www 600 1
0x00000000 528449639 www 600 1
0x00000000 528482408 www 600 1
0x00000000 528515177 www 600 1
0x00000000 528547946 www 600 1
0x00000000 528810091 www 600 1
0x00000000 528842860 www 600 1
0x00000000 528875629 www 600 1
0x00000000 528908398 www 600 1
0x00000000 528941167 www 600 1
0x00000000 529924208 www 600 1
0x00000000 529956977 www 600 1
0x00000000 529989746 www 600 1
0x00000000 530022515 www 600 1
0x00000000 530055284 www 600 1
0x00000000 530874485 www 600 1
0x00000000 530907254 www 600 1
0x00000000 530940023 www 600 1
0x00000000 530972792 www 600 1
0x00000000 531005561 www 600 1
0x00000000 531988602 www 600 1
0x00000000 532021371 www 600 1
0x00000000 532054140 www 600 1
0x00000000 532086909 www 600 1
0x00000000 532119678 www 600 1
# ipcs -s | perl -ane '/^0x00000000/ && `ipcrm -s $F[1]`'
# ipcs -s
------ Semaphore Arrays --------
key semid owner perms nsems
再次重启nginx和httpd恢复正常：
# ipcs -s
------ Semaphore Arrays --------
key semid owner perms nsems
0x00000000 532840448 www 600 1
0x00000000 532873217 www 600 1
0x00000000 532905986 www 600 1
0x00000000 532938755 www 600 1
0x00000000 532971524 www 600 1 原创声明：本文系作者授权腾讯云开发者社区发表，未经许可，不得转载。
如有侵权，请联系 cloudcommunity@tencent.com 删除。
原创声明：本文系作者授权腾讯云开发者社区发表，未经许可，不得转载。
如有侵权，请联系 cloudcommunity@tencent.com 删除。
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