---> uname -a: Linux prd-centos7-docker-4c-2g-3052.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 7.8G 43G 16% / 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 588 78 16 1170 1050 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:3e:c2:a2 brd ff:ff:ff:ff:ff:ff inet 10.30.123.20/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe3e:c2a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1c:4f:0e:de 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::42:1cff:fe4f:ede/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) 04:59:59 PM LINUX RESTART 05:01:01 PM tps rtps wtps bread/s bwrtn/s 05:02:01 PM 138.36 49.02 89.34 12085.16 16338.97 05:03:01 PM 108.54 65.22 43.33 5626.99 5665.56 05:04:01 PM 107.21 23.15 84.06 963.60 11840.98 Average: 118.04 45.81 72.23 6227.13 11280.07 05:01:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:02:01 PM 75492 1806064 95.99 2596 1170984 1198092 40.89 603032 994180 39552 05:03:01 PM 75340 1806216 96.00 2596 1134228 1138112 38.84 687020 921980 47104 05:04:01 PM 71592 1809964 96.20 2008 1116920 1122396 38.31 680884 895504 39304 Average: 74141 1807415 96.06 2400 1140711 1152867 39.35 656979 937221 41987 05:01:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:02:01 PM eth0 1089.44 764.59 1332.07 2742.39 0.00 0.00 0.00 05:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM veth6baf853 19.78 28.16 1.74 293.45 0.00 0.00 0.00 05:02:01 PM docker0 19.78 28.03 1.47 293.44 0.00 0.00 0.00 05:03:01 PM eth0 432.56 310.84 917.73 1004.51 0.00 0.00 0.00 05:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 PM eth0 33.12 23.10 119.08 7.69 0.00 0.00 0.00 05:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 518.54 366.29 789.92 1251.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.59 9.34 0.49 97.82 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) 04:59:59 PM LINUX RESTART 05:01:01 PM CPU %user %nice %system %iowait %steal %idle 05:02:01 PM all 19.58 0.00 5.41 1.97 0.05 72.99 05:02:01 PM 0 12.31 0.00 5.35 1.59 0.05 80.69 05:02:01 PM 1 30.61 0.00 6.55 0.75 0.07 62.02 05:02:01 PM 2 16.94 0.00 4.83 3.56 0.05 74.61 05:02:01 PM 3 18.32 0.00 4.95 2.01 0.05 74.68 05:03:01 PM all 17.45 0.00 2.99 2.08 0.03 77.46 05:03:01 PM 0 33.57 0.00 4.19 1.65 0.05 60.53 05:03:01 PM 1 7.40 0.00 2.66 2.60 0.02 87.32 05:03:01 PM 2 19.43 0.00 2.99 2.36 0.02 75.20 05:03:01 PM 3 9.72 0.00 2.09 1.69 0.02 86.48 05:04:01 PM all 14.77 0.00 3.37 1.51 0.02 80.35 05:04:01 PM 0 22.24 0.00 4.07 0.94 0.00 72.75 05:04:01 PM 1 9.52 0.00 2.95 0.59 0.02 86.92 05:04:01 PM 2 12.55 0.00 3.03 2.80 0.02 81.60 05:04:01 PM 3 14.77 0.00 3.45 1.68 0.02 80.08 Average: all 17.25 0.00 3.92 1.85 0.03 76.94 Average: 0 22.73 0.00 4.53 1.40 0.03 71.31 Average: 1 15.79 0.00 4.05 1.31 0.03 78.82 Average: 2 16.30 0.00 3.62 2.91 0.03 77.14 Average: 3 14.25 0.00 3.49 1.79 0.03 80.44