---> uname -a: Linux prd-centos7-docker-4c-2g-3308.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 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 604 74 16 1157 1034 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:ba:a1:5e brd ff:ff:ff:ff:ff:ff inet 10.30.123.74/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:feba:a15e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:1f:fd:ad 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:c9ff:fe1f:fdad/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) 10/04/2020 _x86_64_ (4 CPU) 01:50:41 AM LINUX RESTART 01:52:02 AM tps rtps wtps bread/s bwrtn/s 01:53:01 AM 132.67 85.93 46.73 11135.82 6740.47 01:54:01 AM 79.20 6.46 72.74 747.01 9902.71 01:55:01 AM 96.34 22.93 73.41 973.29 7246.54 Average: 102.57 38.17 64.39 4247.32 7970.25 01:52:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 AM 89964 1791592 95.22 2596 1149292 1132828 38.66 657468 946752 11420 01:54:01 AM 64060 1817496 96.60 2432 1111528 1156784 39.48 717876 877636 25764 01:55:01 AM 144352 1737204 92.33 1860 1069872 1088448 37.15 635656 853576 75100 Average: 99459 1782097 94.71 2296 1110231 1126020 38.43 670333 892655 37428 01:52:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:53:01 AM eth0 1320.68 852.67 360.09 3768.70 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 5.64 8.99 0.41 71.90 0.00 0.00 0.00 01:54:01 AM eth0 84.67 63.99 820.71 8.21 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 33.07 24.09 128.42 8.24 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 474.81 310.60 436.89 1247.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.86 2.96 0.13 23.70 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) 10/04/2020 _x86_64_ (4 CPU) 01:50:41 AM LINUX RESTART 01:52:02 AM CPU %user %nice %system %iowait %steal %idle 01:53:01 AM all 19.98 0.00 4.62 1.93 0.39 73.08 01:53:01 AM 0 22.09 0.00 4.93 3.05 0.35 69.57 01:53:01 AM 1 18.97 0.00 4.25 1.28 0.36 75.14 01:53:01 AM 2 22.01 0.00 4.73 0.87 0.43 71.96 01:53:01 AM 3 16.90 0.00 4.60 2.51 0.44 75.55 01:54:01 AM all 16.71 0.00 2.52 0.91 0.04 79.81 01:54:01 AM 0 35.16 0.00 3.50 1.29 0.05 60.01 01:54:01 AM 1 5.79 0.00 1.41 1.77 0.05 90.98 01:54:01 AM 2 15.67 0.00 2.97 0.52 0.03 80.80 01:54:01 AM 3 10.59 0.00 2.23 0.08 0.02 87.08 01:55:01 AM all 16.61 0.00 3.13 1.12 0.04 79.10 01:55:01 AM 0 17.13 0.00 2.50 0.44 0.03 79.90 01:55:01 AM 1 14.34 0.00 3.13 0.88 0.05 81.60 01:55:01 AM 2 14.88 0.00 3.95 1.67 0.03 79.46 01:55:01 AM 3 20.12 0.00 2.95 1.47 0.05 75.41 Average: all 17.75 0.00 3.41 1.31 0.16 77.37 Average: 0 24.78 0.00 3.62 1.57 0.14 69.89 Average: 1 12.97 0.00 2.91 1.31 0.15 82.65 Average: 2 17.48 0.00 3.88 1.02 0.16 77.45 Average: 3 15.85 0.00 3.24 1.34 0.17 79.39