---> uname -a: Linux prd-centos7-docker-4c-2g-4278.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: 2933.442 BogoMIPS: 5866.88 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 ---> free -m: total used free shared buff/cache available Mem: 1837 604 76 16 1155 1033 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:94:a8:43 brd ff:ff:ff:ff:ff:ff inet 10.30.122.105/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe94:a843/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:53:89:9d:31 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::42:53ff:fe89:9d31/64 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) 08:54:34 PM LINUX RESTART 08:55:01 PM tps rtps wtps bread/s bwrtn/s 08:56:01 PM 177.58 62.20 115.38 9290.95 53555.98 08:57:01 PM 132.10 81.89 50.21 10109.94 6810.37 08:58:01 PM 78.24 6.96 71.27 781.66 9199.44 08:59:02 PM 87.95 21.91 66.03 898.97 7826.01 Average: 118.95 43.22 75.72 5268.49 19344.78 08:55:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:56:01 PM 80136 1801420 95.74 2620 1184716 1236780 42.21 572340 1042712 37284 08:57:01 PM 73396 1808160 96.10 2620 1159260 1116824 38.12 653052 961384 7500 08:58:01 PM 70496 1811060 96.25 2508 1107240 1137292 38.81 714392 872860 56508 08:59:02 PM 68044 1813512 96.38 1932 1098996 1125132 38.40 700832 866972 86300 Average: 73018 1808538 96.12 2420 1137553 1154007 39.38 660154 935982 46898 08:55:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:56:01 PM vethcfa629e 16.46 21.02 1.35 206.79 0.00 0.00 0.00 08:56:01 PM eth0 965.01 675.52 4379.13 109.33 0.00 0.00 0.00 08:56:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:56:01 PM docker0 16.46 20.91 1.13 206.78 0.00 0.00 0.00 08:57:01 PM eth0 1300.47 831.46 371.31 3696.34 0.00 0.00 0.00 08:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 PM docker0 16.01 19.04 0.97 87.41 0.00 0.00 0.00 08:58:01 PM eth0 90.88 73.14 788.13 9.05 0.00 0.00 0.00 08:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:02 PM eth0 42.67 34.78 128.83 32.09 0.00 0.00 0.00 08:59:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 593.90 400.10 1405.92 960.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.12 9.98 0.52 73.52 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) 08:54:34 PM LINUX RESTART 08:55:01 PM CPU %user %nice %system %iowait %steal %idle 08:56:01 PM all 18.12 0.00 7.95 5.35 0.02 68.56 08:56:01 PM 0 13.16 0.00 8.33 7.43 0.03 71.05 08:56:01 PM 1 20.97 0.00 7.76 3.74 0.02 67.52 08:56:01 PM 2 20.12 0.00 9.13 4.27 0.02 66.46 08:56:01 PM 3 18.20 0.00 6.56 5.97 0.03 69.24 08:57:01 PM all 19.15 0.00 4.56 2.19 0.02 74.08 08:57:01 PM 0 14.67 0.00 5.87 1.27 0.02 78.18 08:57:01 PM 1 12.28 0.00 3.68 4.49 0.02 79.54 08:57:01 PM 2 35.16 0.00 4.73 1.68 0.02 58.41 08:57:01 PM 3 14.34 0.00 4.01 1.33 0.02 80.31 08:58:01 PM all 17.02 0.00 2.81 0.92 0.01 79.24 08:58:01 PM 0 29.21 0.00 2.93 0.60 0.00 67.26 08:58:01 PM 1 10.02 0.00 3.10 1.68 0.02 85.19 08:58:01 PM 2 18.73 0.00 3.22 1.10 0.02 76.94 08:58:01 PM 3 10.18 0.00 1.97 0.28 0.02 87.55 08:59:02 PM all 15.43 0.00 3.14 1.08 0.01 80.34 08:59:02 PM 0 20.66 0.00 3.01 0.13 0.02 76.18 08:59:02 PM 1 10.65 0.00 2.85 1.31 0.00 85.20 08:59:02 PM 2 11.75 0.00 3.41 1.47 0.02 83.35 08:59:02 PM 3 18.64 0.00 3.30 1.42 0.00 76.64 Average: all 17.42 0.00 4.61 2.38 0.02 75.58 Average: 0 19.48 0.00 5.01 2.34 0.02 73.15 Average: 1 13.47 0.00 4.34 2.80 0.01 79.38 Average: 2 21.42 0.00 5.12 2.13 0.02 71.32 Average: 3 15.33 0.00 3.95 2.24 0.02 78.46