---> uname -a: Linux prd-centos7-docker-4c-2g-4074.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 7.3G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 tmpfs 184M 0 184M 0% /run/user/0 ---> free -m: total used free shared buff/cache available Mem: 1837 589 85 16 1161 1049 Swap: 1023 0 1023 ---> 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:02:82:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.122.136/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:fe02:82c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:31:26:94 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::42:75ff:fe31:2694/64 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) 10/08/2020 _x86_64_ (4 CPU) 01:53:55 AM LINUX RESTART 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 10.26 2.08 8.18 100.03 214.19 01:57:01 AM 0.40 0.00 0.40 0.00 6.58 01:58:01 AM 0.25 0.00 0.25 0.00 2.85 01:59:01 AM 0.28 0.00 0.28 0.00 3.33 02:00:02 AM 86.62 60.28 26.34 5491.86 2679.07 02:01:01 AM 101.47 19.87 81.60 810.70 10797.24 Average: 33.03 13.69 19.34 1068.07 2260.99 01:55:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 190996 1690560 89.85 2620 1154192 1090200 37.21 410876 1119388 24 01:57:01 AM 193172 1688384 89.73 2620 1154196 1055236 36.01 410520 1117780 8 01:58:01 AM 192084 1689472 89.79 2620 1154204 1055440 36.02 411800 1117780 16 01:59:01 AM 191140 1690416 89.84 2620 1154204 1055236 36.01 418264 1112116 12 02:00:02 AM 98732 1782824 94.75 2620 1149884 1131556 38.62 497068 1105236 61668 02:01:01 AM 106004 1775552 94.37 2620 1118172 1091860 37.26 499696 1043876 77412 Average: 162021 1719535 91.39 2620 1147475 1079921 36.86 441371 1102696 23190 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:56:01 AM eth0 22.89 17.13 28.17 17.61 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM docker0 4.18 3.08 0.99 11.48 0.00 0.00 0.00 01:57:01 AM eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 1.42 0.77 0.62 0.35 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 0.10 0.08 0.01 0.07 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:02 AM eth0 111.15 84.17 829.83 14.87 0.00 0.00 0.00 02:00:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 27.12 19.55 112.24 6.28 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.22 20.30 162.00 6.53 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.70 0.51 0.16 1.92 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) 10/08/2020 _x86_64_ (4 CPU) 01:53:55 AM LINUX RESTART 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 0.94 0.00 0.45 0.20 0.02 98.39 01:56:01 AM 0 0.87 0.00 0.32 0.00 0.02 98.80 01:56:01 AM 1 0.92 0.00 0.45 0.03 0.02 98.58 01:56:01 AM 2 1.14 0.00 0.55 0.07 0.02 98.23 01:56:01 AM 3 0.82 0.00 0.50 0.70 0.02 97.96 01:57:01 AM all 0.14 0.00 0.04 0.00 0.00 99.82 01:57:01 AM 0 0.03 0.00 0.07 0.00 0.02 99.88 01:57:01 AM 1 0.02 0.00 0.02 0.00 0.00 99.97 01:57:01 AM 2 0.45 0.00 0.03 0.00 0.00 99.52 01:57:01 AM 3 0.05 0.00 0.03 0.00 0.00 99.92 01:58:01 AM all 0.14 0.00 0.03 0.00 0.00 99.83 01:58:01 AM 0 0.03 0.00 0.05 0.00 0.02 99.90 01:58:01 AM 1 0.05 0.00 0.02 0.00 0.00 99.93 01:58:01 AM 2 0.42 0.00 0.02 0.00 0.02 99.55 01:58:01 AM 3 0.05 0.00 0.03 0.00 0.00 99.92 01:59:01 AM all 0.14 0.00 0.04 0.00 0.00 99.82 01:59:01 AM 0 0.03 0.00 0.05 0.00 0.00 99.92 01:59:01 AM 1 0.02 0.00 0.05 0.00 0.00 99.93 01:59:01 AM 2 0.47 0.00 0.03 0.00 0.00 99.50 01:59:01 AM 3 0.02 0.00 0.02 0.00 0.00 99.97 02:00:02 AM all 13.16 0.00 1.98 1.68 0.04 83.15 02:00:02 AM 0 35.96 0.00 3.84 1.45 0.05 58.70 02:00:02 AM 1 2.51 0.00 0.80 1.84 0.03 94.81 02:00:02 AM 2 11.06 0.00 2.06 1.74 0.02 85.13 02:00:02 AM 3 3.79 0.00 1.24 1.71 0.05 93.20 02:01:01 AM all 14.12 0.00 3.31 1.97 0.06 80.54 02:01:01 AM 0 15.79 0.00 2.84 1.41 0.07 79.89 02:01:01 AM 1 17.57 0.00 4.75 2.11 0.05 75.52 02:01:01 AM 2 12.06 0.00 3.04 1.31 0.07 83.52 02:01:01 AM 3 11.10 0.00 2.64 3.02 0.05 83.19 Average: all 4.70 0.00 0.96 0.63 0.02 93.69 Average: 0 8.59 0.00 1.17 0.47 0.03 89.75 Average: 1 3.43 0.00 0.99 0.65 0.02 94.90 Average: 2 4.21 0.00 0.94 0.51 0.02 94.32 Average: 3 2.60 0.00 0.73 0.89 0.02 95.76