---> uname -a: Linux prd-centos7-docker-4c-2g-3047.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 558 72 16 1206 1079 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:4f:e7:7c brd ff:ff:ff:ff:ff:ff inet 10.30.123.166/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe4f:e77c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:85:bc:c4 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:a1ff:fe85:bcc4/64 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) 10/02/2020 _x86_64_ (4 CPU) 04:42:51 PM LINUX RESTART 04:44:01 PM tps rtps wtps bread/s bwrtn/s 04:45:01 PM 98.37 39.78 58.59 7732.62 9014.03 04:46:02 PM 99.10 54.69 44.41 4679.87 17299.50 04:47:01 PM 99.59 19.31 80.28 1264.32 10748.05 Average: 99.02 38.03 60.99 4577.31 12362.55 04:44:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:45:01 PM 486168 1395388 74.16 2620 778268 1130824 38.59 508340 686944 56012 04:46:02 PM 80036 1801520 95.75 2596 1185536 1129860 38.56 757912 861064 38456 04:47:01 PM 199612 1681944 89.39 2144 1076616 1039216 35.47 585116 870516 91520 Average: 255272 1626284 86.43 2453 1013473 1099967 37.54 617123 806175 61996 04:44:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:45:01 PM eth0 1447.69 1012.28 1502.25 3725.70 0.00 0.00 0.00 04:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 PM docker0 22.80 37.32 1.62 294.19 0.00 0.00 0.00 04:46:02 PM eth0 3545.90 2344.85 6032.13 1538.79 0.00 0.00 0.00 04:46:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 PM eth0 57.36 43.48 522.62 9.86 0.00 0.00 0.00 04:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1692.62 1139.55 2697.55 1767.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.64 12.51 0.54 98.62 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) 10/02/2020 _x86_64_ (4 CPU) 04:42:51 PM LINUX RESTART 04:44:01 PM CPU %user %nice %system %iowait %steal %idle 04:45:01 PM all 20.62 0.00 4.59 1.58 0.06 73.15 04:45:01 PM 0 13.62 0.00 6.17 1.05 0.07 79.10 04:45:01 PM 1 16.36 0.00 3.49 1.78 0.05 78.32 04:45:01 PM 2 15.45 0.00 3.55 2.50 0.05 78.45 04:45:01 PM 3 36.94 0.00 5.18 0.96 0.07 56.85 04:46:02 PM all 17.46 0.00 4.53 1.49 0.04 76.47 04:46:02 PM 0 28.92 0.00 7.99 1.46 0.02 61.61 04:46:02 PM 1 10.50 0.00 3.07 0.86 0.03 85.53 04:46:02 PM 2 18.42 0.00 3.89 2.39 0.05 75.24 04:46:02 PM 3 12.21 0.00 3.30 1.26 0.05 83.18 04:47:01 PM all 18.05 0.00 2.78 0.95 0.01 78.21 04:47:01 PM 0 26.70 0.00 2.51 0.91 0.03 69.85 04:47:01 PM 1 17.99 0.00 3.71 1.62 0.02 76.66 04:47:01 PM 2 16.76 0.00 2.22 0.55 0.00 80.48 04:47:01 PM 3 10.79 0.00 2.67 0.73 0.02 85.79 Average: all 18.71 0.00 3.97 1.34 0.04 75.94 Average: 0 23.09 0.00 5.55 1.14 0.04 70.18 Average: 1 14.94 0.00 3.42 1.42 0.03 80.19 Average: 2 16.88 0.00 3.22 1.82 0.03 78.05 Average: 3 19.98 0.00 3.71 0.99 0.05 75.27