---> uname -a: Linux prd-centos7-docker-4c-2g-3160.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 7.9G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 576 77 16 1183 1063 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:63:fe:9f brd ff:ff:ff:ff:ff:ff inet 10.30.123.33/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe63:fe9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:54:62:47:f2 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::42:54ff:fe62:47f2/64 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) 01:49:10 AM LINUX RESTART 01:50:02 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 53.23 8.11 45.12 979.38 12762.30 01:52:01 AM 107.45 28.60 78.85 5741.40 14891.10 01:53:01 AM 97.80 78.63 19.18 10833.86 2016.96 01:54:01 AM 58.71 5.79 52.92 736.23 4956.63 01:55:01 AM 90.16 19.57 70.59 734.62 9464.01 Average: 81.56 28.21 53.35 3815.05 8806.31 01:50:02 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 114224 1767332 93.93 2620 1273976 1066360 36.39 485460 1124360 96636 01:52:01 AM 145504 1736052 92.27 2620 1133288 1215800 41.49 531092 988108 37344 01:53:01 AM 79540 1802016 95.77 2596 1144280 1192400 40.69 695764 927780 19300 01:54:01 AM 74336 1807220 96.05 2596 1147128 1143408 39.02 699192 911048 97824 01:55:01 AM 104144 1777412 94.47 2512 1112372 1109328 37.86 664188 878252 54392 Average: 103550 1778006 94.50 2589 1162209 1145459 39.09 615139 965910 61099 01:50:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 AM eth0 606.76 510.76 2910.15 55.01 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM veth307461b 38.14 47.77 2.92 294.52 0.00 0.00 0.00 01:52:01 AM eth0 993.23 791.07 4476.54 120.81 0.00 0.00 0.00 01:52:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:52:01 AM docker0 38.14 47.64 2.40 294.51 0.00 0.00 0.00 01:53:01 AM eth0 913.75 615.68 317.85 3694.99 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM eth0 126.43 100.03 751.40 23.56 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 30.94 21.69 112.04 7.54 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 385.27 287.94 1045.85 767.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.66 9.56 0.48 59.11 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) 01:49:10 AM LINUX RESTART 01:50:02 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 9.44 0.00 2.62 1.41 3.74 82.79 01:51:01 AM 0 9.15 0.00 3.35 0.09 3.91 83.50 01:51:01 AM 1 10.80 0.00 2.45 0.99 3.53 82.22 01:51:01 AM 2 8.51 0.00 2.59 3.56 4.38 80.97 01:51:01 AM 3 9.29 0.00 2.08 0.99 3.15 84.49 01:52:01 AM all 13.48 0.00 3.88 0.82 7.68 74.14 01:52:01 AM 0 7.24 0.00 2.66 0.91 8.79 80.40 01:52:01 AM 1 8.91 0.00 4.08 0.41 6.95 79.64 01:52:01 AM 2 13.94 0.00 4.43 1.71 7.38 72.54 01:52:01 AM 3 24.30 0.00 4.43 0.22 7.59 63.45 01:53:01 AM all 14.98 0.00 2.67 1.81 10.73 69.80 01:53:01 AM 0 23.63 0.00 3.77 1.49 10.71 60.40 01:53:01 AM 1 9.39 0.00 1.63 3.65 10.67 74.64 01:53:01 AM 2 14.91 0.00 2.67 0.56 11.05 70.82 01:53:01 AM 3 12.68 0.00 2.71 1.49 10.46 72.67 01:54:01 AM all 15.65 0.00 1.96 0.73 3.56 78.09 01:54:01 AM 0 35.25 0.00 2.92 1.47 3.60 56.76 01:54:01 AM 1 8.03 0.00 1.18 0.25 3.25 87.29 01:54:01 AM 2 14.53 0.00 2.29 0.31 3.48 79.39 01:54:01 AM 3 6.24 0.00 1.52 0.96 3.92 87.36 01:55:01 AM all 14.22 0.00 3.06 1.81 3.27 77.64 01:55:01 AM 0 18.47 0.00 2.44 1.84 3.12 74.12 01:55:01 AM 1 12.31 0.00 3.65 2.67 2.82 78.56 01:55:01 AM 2 15.71 0.00 3.41 1.74 3.47 75.66 01:55:01 AM 3 10.50 0.00 2.75 1.00 3.68 82.07 Average: all 13.57 0.00 2.84 1.32 5.83 76.43 Average: 0 18.51 0.00 3.02 1.16 6.06 71.25 Average: 1 9.87 0.00 2.59 1.61 5.51 80.42 Average: 2 13.54 0.00 3.08 1.56 5.99 75.83 Average: 3 12.54 0.00 2.69 0.94 5.77 78.07