---> uname -a: Linux prd-centos7-docker-4c-2g-3799.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 578 76 16 1182 1060 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:ec:19:63 brd ff:ff:ff:ff:ff:ff inet 10.30.122.153/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:feec:1963/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:b3:ab:82 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:3fff:feb3:ab82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/06/2020 _x86_64_ (4 CPU) 11:05:46 PM LINUX RESTART 11:07:01 PM tps rtps wtps bread/s bwrtn/s 11:08:01 PM 130.25 81.45 48.79 10943.63 6876.99 11:09:02 PM 78.06 7.09 70.98 785.93 9005.49 11:10:01 PM 101.98 21.02 80.96 884.69 10394.87 Average: 103.41 36.56 66.85 4216.66 8751.73 11:07:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:08:01 PM 92448 1789108 95.09 2620 1175472 1148232 39.19 665152 946332 12404 11:09:02 PM 100520 1781036 94.66 2488 1103724 1133244 38.68 710492 850408 91196 11:10:01 PM 120832 1760724 93.58 2160 1095924 1071396 36.56 649160 842700 5912 Average: 104600 1776956 94.44 2423 1125040 1117624 38.14 674935 879813 36504 11:07:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:08:01 PM eth0 1292.66 870.17 419.27 3714.70 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM docker0 19.66 24.40 1.29 134.05 0.00 0.00 0.00 11:09:02 PM eth0 91.67 83.31 787.27 9.59 0.00 0.00 0.00 11:09:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 45.86 36.37 134.84 35.62 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 478.34 331.06 448.95 1257.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.58 8.16 0.43 44.85 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/06/2020 _x86_64_ (4 CPU) 11:05:46 PM LINUX RESTART 11:07:01 PM CPU %user %nice %system %iowait %steal %idle 11:08:01 PM all 19.95 0.00 4.20 1.75 0.04 74.06 11:08:01 PM 0 45.02 0.00 6.78 2.09 0.03 46.07 11:08:01 PM 1 8.61 0.00 3.24 1.62 0.05 86.48 11:08:01 PM 2 8.38 0.00 3.01 1.50 0.03 87.08 11:08:01 PM 3 17.91 0.00 3.83 1.79 0.05 76.42 11:09:02 PM all 16.85 0.00 2.33 1.06 0.01 79.76 11:09:02 PM 0 16.86 0.00 1.82 0.42 0.00 80.90 11:09:02 PM 1 17.93 0.00 1.86 0.78 0.02 79.41 11:09:02 PM 2 17.90 0.00 2.61 1.91 0.00 77.58 11:09:02 PM 3 14.71 0.00 2.99 1.10 0.02 81.18 11:10:01 PM all 15.69 0.00 2.70 3.05 0.01 78.55 11:10:01 PM 0 21.44 0.00 2.16 1.82 0.02 74.57 11:10:01 PM 1 15.27 0.00 2.98 3.39 0.02 78.34 11:10:01 PM 2 15.43 0.00 3.49 3.46 0.02 77.60 11:10:01 PM 3 10.62 0.00 2.14 3.56 0.02 83.66 Average: all 17.50 0.00 3.07 1.95 0.02 77.46 Average: 0 27.73 0.00 3.58 1.44 0.02 67.24 Average: 1 13.95 0.00 2.69 1.92 0.03 81.41 Average: 2 13.92 0.00 3.03 2.29 0.02 80.74 Average: 3 14.42 0.00 2.99 2.14 0.03 80.42