---> uname -a: Linux prd-centos7-docker-4c-2g-5222.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: 2933.436 BogoMIPS: 5866.87 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 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/0 tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 615 65 16 1156 1023 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:a1:9b:21 brd ff:ff:ff:ff:ff:ff inet 10.30.123.47/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fea1:9b21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9a:be:26:0a 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::42:9aff:febe:260a/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) 10/13/2020 _x86_64_ (4 CPU) 11:00:37 PM LINUX RESTART 11:01:01 PM tps rtps wtps bread/s bwrtn/s 11:02:02 PM 228.18 108.24 119.94 12600.03 52227.88 11:03:01 PM 122.71 70.53 52.18 6545.02 7394.74 11:04:01 PM 86.90 13.85 73.04 982.35 10456.74 Average: 146.07 64.18 81.89 6710.69 23450.31 11:01:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:02:02 PM 71656 1809900 96.19 2620 1175428 1246636 42.55 547480 1078960 37932 11:03:01 PM 82408 1799148 95.62 2620 1128824 1147884 39.18 624912 993316 33560 11:04:01 PM 167092 1714464 91.12 2596 1043832 1104420 37.69 563748 924208 72848 Average: 107052 1774504 94.31 2612 1116028 1166313 39.80 578713 998828 48113 11:01:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:02:02 PM vethf0fac55 18.63 23.90 1.54 223.20 0.00 0.00 0.00 11:02:02 PM eth0 695.34 542.34 4401.66 97.64 0.00 0.00 0.00 11:02:02 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 11:02:02 PM docker0 18.63 23.78 1.28 223.20 0.00 0.00 0.00 11:03:01 PM eth0 417.96 284.83 504.52 971.47 0.00 0.00 0.00 11:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:03:01 PM docker0 8.28 10.61 0.54 72.15 0.00 0.00 0.00 11:04:01 PM eth0 69.85 62.85 479.26 6.54 0.00 0.00 0.00 11:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 386.50 293.72 1788.10 354.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.97 11.47 0.61 98.61 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) 10/13/2020 _x86_64_ (4 CPU) 11:00:37 PM LINUX RESTART 11:01:01 PM CPU %user %nice %system %iowait %steal %idle 11:02:02 PM all 20.23 0.00 9.76 8.92 0.13 60.96 11:02:02 PM 0 17.43 0.00 11.63 6.86 0.17 63.91 11:02:02 PM 1 19.30 0.00 8.36 8.15 0.10 64.09 11:02:02 PM 2 24.37 0.00 8.89 8.20 0.15 58.39 11:02:02 PM 3 19.80 0.00 10.18 12.48 0.10 57.43 11:03:01 PM all 16.72 0.00 3.42 1.83 0.07 77.96 11:03:01 PM 0 24.99 0.00 3.55 0.10 0.10 71.25 11:03:01 PM 1 13.99 0.00 3.17 2.02 0.03 80.78 11:03:01 PM 2 16.99 0.00 3.43 0.83 0.09 78.67 11:03:01 PM 3 11.08 0.00 3.54 4.33 0.07 80.98 11:04:01 PM all 15.07 0.00 3.03 1.72 0.05 80.13 11:04:01 PM 0 14.87 0.00 2.59 1.00 0.07 81.48 11:04:01 PM 1 10.70 0.00 2.84 1.39 0.05 85.02 11:04:01 PM 2 19.81 0.00 3.21 2.06 0.03 74.88 11:04:01 PM 3 14.92 0.00 3.50 2.40 0.02 79.16 Average: all 17.33 0.00 5.40 4.15 0.08 73.04 Average: 0 19.04 0.00 5.91 2.65 0.11 72.29 Average: 1 14.65 0.00 4.78 3.85 0.06 76.66 Average: 2 20.40 0.00 5.18 3.70 0.09 70.63 Average: 3 15.27 0.00 5.73 6.39 0.06 72.55