---> uname -a: Linux prd-centos7-docker-4c-2g-2833.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 7.2G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 539 74 16 1223 1101 Swap: 1023 1 1022 ---> 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:27:3d:ce brd ff:ff:ff:ff:ff:ff inet 10.30.122.35/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86227sec preferred_lft 86227sec inet6 fe80::f816:3eff:fe27:3dce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:90:be:22 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 ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/01/2020 _x86_64_ (4 CPU) 05:52:53 PM LINUX RESTART 05:54:01 PM tps rtps wtps bread/s bwrtn/s 05:55:01 PM 82.19 6.22 75.97 833.55 9552.47 05:56:01 PM 105.44 22.96 82.48 943.99 10520.48 Average: 93.82 14.59 79.23 888.76 10036.35 05:54:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:55:01 PM 74744 1806812 96.03 2620 1176736 1097904 37.47 479304 1105016 78128 05:56:01 PM 89220 1792336 95.26 2620 1143516 1102028 37.61 481124 1060828 6244 Average: 81982 1799574 95.64 2620 1160126 1099966 37.54 480214 1082922 42186 05:54:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:55:01 PM eth0 84.11 59.86 750.45 7.71 0.00 0.00 0.00 05:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 PM eth0 54.78 44.89 133.89 46.46 0.00 0.00 0.00 05:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 69.45 52.38 442.25 27.08 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 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/01/2020 _x86_64_ (4 CPU) 05:52:53 PM LINUX RESTART 05:54:01 PM CPU %user %nice %system %iowait %steal %idle 05:55:01 PM all 17.06 0.00 2.82 1.45 0.05 78.62 05:55:01 PM 0 13.67 0.00 2.21 1.67 0.07 82.38 05:55:01 PM 1 24.49 0.00 3.79 0.75 0.02 70.96 05:55:01 PM 2 13.08 0.00 2.50 2.05 0.05 82.31 05:55:01 PM 3 17.08 0.00 2.80 1.32 0.03 78.77 05:56:01 PM all 15.51 0.00 3.11 1.98 0.02 79.39 05:56:01 PM 0 28.50 0.00 3.37 2.23 0.02 65.89 05:56:01 PM 1 11.19 0.00 3.20 2.03 0.03 83.54 05:56:01 PM 2 14.46 0.00 3.91 3.26 0.02 78.35 05:56:01 PM 3 7.99 0.00 2.00 0.39 0.02 89.61 Average: all 16.28 0.00 2.97 1.71 0.03 79.01 Average: 0 21.06 0.00 2.79 1.95 0.04 74.16 Average: 1 17.80 0.00 3.49 1.39 0.03 77.29 Average: 2 13.77 0.00 3.21 2.65 0.03 80.33 Average: 3 12.53 0.00 2.40 0.85 0.03 84.20