---> uname -a: Linux prd-centos7-docker-4c-2g-3166.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 ---> free -m: total used free shared buff/cache available Mem: 1837 581 73 16 1182 1056 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:f1:5a:44 brd ff:ff:ff:ff:ff:ff inet 10.30.123.59/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fef1:5a44/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ba:92:6f:c3 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:baff:fe92:6fc3/64 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) 10/03/2020 _x86_64_ (4 CPU) 01:50:48 AM LINUX RESTART 01:52:01 AM tps rtps wtps bread/s bwrtn/s 01:53:01 AM 132.04 49.00 83.04 12030.36 13004.81 01:54:01 AM 113.38 64.51 48.88 5600.93 6826.37 01:55:01 AM 105.16 23.13 82.03 959.33 10945.50 Average: 116.86 45.55 71.32 6197.78 10258.97 01:52:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 AM 71936 1809620 96.18 2620 1185596 1220160 41.64 611844 987828 41668 01:54:01 AM 85556 1796000 95.45 2596 1145860 1160872 39.62 692536 915080 51424 01:55:01 AM 70104 1811452 96.27 2236 1141960 1102504 37.63 674864 898820 39832 Average: 75865 1805691 95.97 2484 1157805 1161179 39.63 659748 933909 44308 01:52:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:53:01 AM veth826ca00 25.17 36.62 2.12 294.58 0.00 0.00 0.00 01:53:01 AM eth0 2011.47 1344.67 4671.37 3070.69 0.00 0.00 0.00 01:53:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:53:01 AM docker0 25.17 36.48 1.78 294.57 0.00 0.00 0.00 01:54:01 AM eth0 384.15 279.29 909.59 775.44 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 30.76 22.60 118.28 7.76 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 525.06 364.15 791.46 1261.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.39 12.16 0.59 98.21 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) 10/03/2020 _x86_64_ (4 CPU) 01:50:48 AM LINUX RESTART 01:52:01 AM CPU %user %nice %system %iowait %steal %idle 01:53:01 AM all 20.23 0.00 4.90 2.44 0.06 72.37 01:53:01 AM 0 12.93 0.00 5.07 1.03 0.05 80.92 01:53:01 AM 1 21.93 0.00 4.04 3.48 0.05 70.50 01:53:01 AM 2 18.01 0.00 5.61 1.89 0.07 74.42 01:53:01 AM 3 28.01 0.00 4.89 3.31 0.08 63.71 01:54:01 AM all 16.93 0.00 2.61 1.91 0.02 78.53 01:54:01 AM 0 29.14 0.00 4.12 1.77 0.03 64.94 01:54:01 AM 1 7.59 0.00 1.77 2.44 0.00 88.19 01:54:01 AM 2 26.16 0.00 2.93 1.03 0.02 69.87 01:54:01 AM 3 4.93 0.00 1.59 2.40 0.02 91.06 01:55:01 AM all 14.89 0.00 2.99 2.05 0.01 80.06 01:55:01 AM 0 17.17 0.00 2.60 2.52 0.02 77.70 01:55:01 AM 1 10.92 0.00 2.39 1.79 0.02 84.89 01:55:01 AM 2 16.40 0.00 3.70 1.12 0.02 78.77 01:55:01 AM 3 15.11 0.00 3.29 2.77 0.02 78.81 Average: all 17.34 0.00 3.49 2.13 0.03 77.01 Average: 0 19.78 0.00 3.92 1.78 0.03 74.49 Average: 1 13.45 0.00 2.73 2.57 0.02 81.23 Average: 2 20.18 0.00 4.08 1.35 0.03 74.36 Average: 3 15.97 0.00 3.25 2.82 0.04 77.91