---> uname -a: Linux prd-centos7-docker-4c-2g-4331.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 591 71 16 1174 1047 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:ed:5c:32 brd ff:ff:ff:ff:ff:ff inet 10.30.122.168/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:feed:5c32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:d6:e3:5c 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::42:10ff:fed6:e35c/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) 10/09/2020 _x86_64_ (4 CPU) 01:49:24 AM LINUX RESTART 01:50:01 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 127.47 47.30 80.17 8920.45 21757.00 01:52:01 AM 129.83 81.87 47.96 10895.56 6618.11 01:53:02 AM 76.06 6.15 69.91 737.31 9468.65 01:54:01 AM 96.78 21.35 75.44 889.39 8247.99 Average: 107.55 39.20 68.34 5374.33 11535.83 01:50:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 79084 1802472 95.80 2620 1150280 1256944 42.90 582704 1032116 40652 01:52:01 AM 89896 1791660 95.22 2596 1161712 1126892 38.46 653900 957808 11428 01:53:02 AM 83000 1798556 95.59 2388 1106168 1124528 38.38 710196 866516 54520 01:54:01 AM 86492 1795064 95.40 1920 1094948 1106520 37.76 694828 854064 66968 Average: 84618 1796938 95.50 2381 1128277 1153721 39.37 660407 927626 43392 01:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 AM eth0 934.25 671.70 4344.17 98.41 0.00 0.00 0.00 01:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM vethe6b0966 18.20 24.46 1.50 222.86 0.00 0.00 0.00 01:51:01 AM docker0 18.20 24.32 1.25 222.84 0.00 0.00 0.00 01:52:01 AM eth0 1300.68 851.06 356.23 3720.05 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM docker0 9.27 11.29 0.60 70.89 0.00 0.00 0.00 01:53:02 AM eth0 84.13 72.20 782.63 8.56 0.00 0.00 0.00 01:53:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM eth0 36.33 28.71 130.74 24.49 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 Average: eth0 590.60 407.13 1408.50 965.49 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.89 8.93 0.46 73.68 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) 10/09/2020 _x86_64_ (4 CPU) 01:49:24 AM LINUX RESTART 01:50:01 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 19.94 0.00 6.67 2.15 0.25 70.99 01:51:01 AM 0 23.05 0.00 8.23 2.00 0.34 66.38 01:51:01 AM 1 17.85 0.00 5.87 3.37 0.24 72.67 01:51:01 AM 2 22.20 0.00 7.19 1.17 0.20 69.24 01:51:01 AM 3 16.69 0.00 5.43 2.05 0.22 75.62 01:52:01 AM all 20.26 0.00 5.07 1.86 0.10 72.71 01:52:01 AM 0 44.95 0.00 7.84 1.21 0.05 45.95 01:52:01 AM 1 8.44 0.00 3.26 0.95 0.10 87.25 01:52:01 AM 2 16.93 0.00 4.78 4.48 0.10 73.71 01:52:01 AM 3 10.88 0.00 4.40 0.82 0.12 83.79 01:53:02 AM all 16.96 0.00 2.69 1.58 0.01 78.76 01:53:02 AM 0 17.27 0.00 3.24 1.04 0.02 78.44 01:53:02 AM 1 20.30 0.00 2.51 1.84 0.02 75.33 01:53:02 AM 2 12.77 0.00 2.72 0.97 0.02 83.53 01:53:02 AM 3 17.52 0.00 2.28 2.49 0.02 77.69 01:54:01 AM all 15.99 0.00 3.17 1.46 0.01 79.37 01:54:01 AM 0 28.25 0.00 4.19 1.94 0.02 65.59 01:54:01 AM 1 7.48 0.00 2.02 1.21 0.00 89.29 01:54:01 AM 2 11.30 0.00 2.74 0.73 0.02 85.21 01:54:01 AM 3 16.95 0.00 3.77 1.97 0.02 77.29 Average: all 18.29 0.00 4.39 1.76 0.09 75.46 Average: 0 28.33 0.00 5.86 1.54 0.11 64.16 Average: 1 13.55 0.00 3.42 1.84 0.09 81.11 Average: 2 15.79 0.00 4.35 1.83 0.08 77.94 Average: 3 15.52 0.00 3.96 1.83 0.09 78.59