---> uname -a: Linux prd-centos7-docker-4c-2g-5233.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: 2933.438 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 13G 38G 26% / 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 610 145 3 1081 1039 Swap: 1023 57 966 ---> 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:44:a8:c3 brd ff:ff:ff:ff:ff:ff inet 10.30.123.219/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 84935sec preferred_lft 84935sec inet6 fe80::f816:3eff:fe44:a8c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:02:97:3e 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:a3ff:fe02:973e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-5233.vexxhost.local) 10/14/2020 _x86_64_ (4 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 0.45 0.07 0.38 2.27 5.13 12:02:01 AM 0.72 0.35 0.37 23.04 6.44 12:03:01 AM 102.90 71.97 30.92 6036.44 2607.01 12:04:01 AM 143.85 34.63 109.22 2071.58 12639.22 Average: 61.98 26.75 35.23 2033.25 3815.03 12:00:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 263988 1617568 85.97 16 1014576 1176532 40.15 521388 898976 12 12:02:01 AM 263972 1617584 85.97 16 1015284 1174616 40.09 521108 899552 12 12:03:01 AM 81800 1799756 95.65 16 1126432 1232728 42.07 624132 966860 61456 12:04:01 AM 91756 1789800 95.12 16 1079928 1216320 41.51 627836 899948 37520 Average: 175379 1706177 90.68 16 1059055 1200049 40.96 573616 916334 24750 12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:01:01 AM eth0 0.33 0.25 0.14 0.08 0.00 0.00 0.00 12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 AM eth0 114.32 87.24 831.61 16.22 0.00 0.00 0.00 12:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 AM eth0 28.45 16.33 109.82 5.75 0.00 0.00 0.00 12:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 35.78 25.96 235.37 5.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-5233.vexxhost.local) 10/14/2020 _x86_64_ (4 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 0.15 0.00 0.02 0.00 0.00 99.83 12:01:01 AM 0 0.02 0.00 0.02 0.00 0.00 99.97 12:01:01 AM 1 0.20 0.00 0.07 0.00 0.00 99.73 12:01:01 AM 2 0.35 0.00 0.02 0.00 0.00 99.63 12:01:01 AM 3 0.00 0.00 0.02 0.00 0.00 99.98 12:02:01 AM all 0.15 0.00 0.02 0.01 0.00 99.81 12:02:01 AM 0 0.03 0.00 0.02 0.00 0.00 99.95 12:02:01 AM 1 0.53 0.00 0.02 0.02 0.00 99.43 12:02:01 AM 2 0.05 0.00 0.05 0.02 0.00 99.88 12:02:01 AM 3 0.02 0.00 0.02 0.00 0.00 99.97 12:03:01 AM all 12.78 0.00 1.68 2.32 0.01 83.21 12:03:01 AM 0 31.19 0.00 2.55 3.04 0.00 63.23 12:03:01 AM 1 5.73 0.00 1.10 1.04 0.00 92.13 12:03:01 AM 2 7.03 0.00 1.29 2.72 0.02 88.94 12:03:01 AM 3 7.22 0.00 1.78 2.50 0.03 88.47 12:04:01 AM all 13.32 0.00 2.79 3.44 0.02 80.43 12:04:01 AM 0 11.58 0.00 2.02 3.66 0.03 82.71 12:04:01 AM 1 17.26 0.00 4.12 1.34 0.02 77.26 12:04:01 AM 2 12.59 0.00 2.49 3.16 0.00 81.75 12:04:01 AM 3 11.83 0.00 2.56 5.63 0.03 79.95 Average: all 6.59 0.00 1.13 1.44 0.01 90.84 Average: 0 10.67 0.00 1.15 1.67 0.01 86.51 Average: 1 5.92 0.00 1.33 0.60 0.00 92.15 Average: 2 5.00 0.00 0.96 1.47 0.00 92.57 Average: 3 4.75 0.00 1.09 2.03 0.02 92.11