我有一个运行Solaris 10的服务器,它报告70+ GiB空闲内存。我试图在64位模式下使用Java 1.7.0_80启动Tomcat 7.0.68。
服务器声称它无法分配717 MiB的内存。每次尝试时,我都会得到一个hs_err_pidxxx.log文件。它提出如下建议:
# There is insufficient memory for the Java Runtime Environment to continue.
# Native memory allocation (malloc) failed to allocate 717225984 bytes for committ
$ man top
CPU Percentage of processor usage, broken into user, system, and idle components. The time period for which
these percentages are calculated depends on the event counting mode.
Disks Number and total size of disk reads and writes.
LoadAvg
如果运行vmstat -s,它将显示有关系统的统计信息。我想知道它如何计算used memory统计数据(下面突出显示)。这不是我在/proc/meminfo中可以找到的统计数据。
user@machine:# vmstat -s
7483816 K total memory
**4740624 K used memory**
3619096 K active memory
800388 K inactive memory
2743192 K free memory
220624 K buffer memory
native_stdout.log:Exception java.lang.OutOfMemoryError: requested 289064 bytes for Chunk::new. Out of swap space?
native_stdout.log:Exception in thread "CompilerThread0" java.lang.OutOfMemoryError: requested 475344 bytes for Chunk::new. Out of swap space?
native_stdout.log:Exception java.lan
为什么在Solaris10 i386上运行vmstat时,我得到的空闲空间比交换空间多?免费不就是可用交换的一部分吗?
$ vmstat
kthr memory page disk faults cpu
r b w swap free re mf pi po fr de sr s0 s1 -- -- in sy cs us sy id
1 0 0 7727088 17137388 37 303 1 0 0 0 0 -0 4 0 0 7247 7414 8122 4 1 9
我注意到,当我登录到服务器时,有时会收到syslog@stock的一条消息。在这台服务器上,我运行着一个由Laravel构建的网站和一个Teamspeak 3服务器,运行着20多个活跃用户。
我收到的信息是
Message from syslogd@stock at Jul 25 17:42:13 ...
t of memory [4188]
Message from syslogd@stock at Jul 25 17:42:13 ...
t of memory [4194]
Message from syslogd@stock at Jul 25 17:42:14 ...
t o
当我使用VisualVM监控一个进程时,我点击了"Perform GC",然后这个进程就死了,出现了错误:
#
# A fatal error has been detected by the Java Runtime Environment:
#
# java.lang.OutOfMemoryError: requested 4088 bytes for char in /BUILD_AREA/jdk6_24/hotspot/src/share/vm/utilities/stack.inline.hpp. Out of swap space?
#
# Internal Er
我的Java应用程序在JIT编译期间工作了几天之后就失败了。可能是本机内存碎片化,但它只需要8Kb .我有700多条线。2GB堆( jvm失败时只使用1Gb )请帮助解决这个问题。
#
# There is insufficient memory for the Java Runtime Environment to continue.
# Native memory allocation (mmap) failed to map 8192 bytes for committing reserved memory.
# Possible reasons:
# The system is o
当我尝试使用shape.eval()打印一个共享变量的形状时,我得到了一个“无法分配内存”的错误。但是当我将其转换为numpy数组(从而将其移动到CPU)时,我不仅可以得到它的形状,还可以得到数组本身。看看下面它在pdb中停止的地方,数据已经加载到CPU/RAM中,然后我尝试打印p1的形状:
(Pdb) p1
W
(Pdb) type(p1)
<class 'theano.sandbox.cuda.var.CudaNdarraySharedVariable'>
(Pdb) p1.shape.eval()
Problem occurred during compila
我有一个带有16G RAM的Solaris 10服务器。有超过4G免费。
Memory: 16G phys mem, 4371M free mem, 8193M swap, 8193M free swap
我正在运行许多java进程(我使用32位JVM,因为它们都不需要大量内存),并且希望运行另一个进程。但它声称已经没有记忆了。
# /usr/jdk/jdk1.6.0_17/bin/java -version
Error occurred during initialization of VM
Could not reserve enough space for object heap
我尝试
来自top的管理手册
VIRT -- Virtual Memory Size (KiB)
The total amount of virtual memory used by the task. It includes
all code, data and shared libraries plus pages that have been
swapped out and pages that have been mapped but not used.
USED -- Memory in Use (KiB)
我正在一个Java jar的Amazon实例上运行一些web应用程序,但是在12个小时左右之后,它总是会耗尽内存。下面是写入文件的错误消息:
There is insufficient memory for the Java Runtime Environment to continue.
Native memory allocation (malloc) failed to allocate 12288 bytes for
committing reserved memory.
Possible reasons:
The syst