---> uname -a: Linux prd-centos7-docker-4c-2g-1739.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 7.3G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 590 71 16 1175 1049 Swap: 1023 1 1022 ---> 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:16:d2:33 brd ff:ff:ff:ff:ff:ff inet 10.30.123.230/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85867sec preferred_lft 85867sec inet6 fe80::f816:3eff:fe16:d233/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f1:11:5c:9a 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:f1ff:fe11:5c9a/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) 09/28/2020 _x86_64_ (4 CPU) 06:27:04 AM LINUX RESTART 06:28:01 AM tps rtps wtps bread/s bwrtn/s 06:29:01 AM 29.45 10.45 18.99 4349.99 2206.01 06:30:01 AM 1.65 0.00 1.65 0.00 29.28 06:31:01 AM 0.28 0.00 0.28 0.00 3.43 06:32:01 AM 0.27 0.00 0.27 0.00 4.13 06:33:01 AM 0.22 0.00 0.22 0.00 2.76 06:34:02 AM 40.61 40.24 0.37 4066.07 8.31 06:35:01 AM 83.10 19.28 63.82 1375.86 7818.98 06:36:01 AM 85.68 19.65 66.03 836.90 8244.68 Average: 30.05 11.19 18.86 1328.74 2278.44 06:28:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:29:01 AM 181512 1700044 90.35 2620 1144120 1106500 37.76 395852 1143024 12 06:30:01 AM 187320 1694236 90.04 2620 1144124 1060548 36.19 395492 1139004 16 06:31:01 AM 186876 1694680 90.07 2620 1144132 1060608 36.20 395708 1139004 20 06:32:01 AM 185080 1696476 90.16 2620 1144132 1060632 36.20 397520 1138484 12 06:33:01 AM 186008 1695548 90.11 2620 1144140 1060500 36.19 400088 1135184 12 06:34:02 AM 116184 1765372 93.83 2620 1206404 1062516 36.26 393220 1206884 168 06:35:01 AM 85140 1796416 95.48 2620 1134348 1122552 38.31 508304 1082156 102228 06:36:01 AM 105108 1776448 94.41 2620 1084116 1107332 37.79 523404 1011804 91512 Average: 154154 1727402 91.81 2620 1143190 1080148 36.86 426198 1124443 24248 06:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:29:01 AM eth0 74.56 60.56 345.73 38.62 0.00 0.00 0.00 06:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 AM docker0 5.31 3.90 1.03 11.13 0.00 0.00 0.00 06:30:01 AM eth0 3.53 0.50 0.78 0.36 0.00 0.00 0.00 06:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 AM eth0 3.45 0.80 0.97 0.62 0.00 0.00 0.00 06:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 AM eth0 1.40 0.57 0.61 0.40 0.00 0.00 0.00 06:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 AM eth0 0.88 0.48 0.56 0.27 0.00 0.00 0.00 06:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:02 AM eth0 10.72 6.58 10.34 4.12 0.00 0.00 0.00 06:34:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 AM eth0 96.04 70.54 836.76 10.52 0.00 0.00 0.00 06:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 AM eth0 33.52 22.56 128.67 8.29 0.00 0.00 0.00 06:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.88 20.22 164.19 7.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.67 0.49 0.13 1.39 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) 09/28/2020 _x86_64_ (4 CPU) 06:27:04 AM LINUX RESTART 06:28:01 AM CPU %user %nice %system %iowait %steal %idle 06:29:01 AM all 2.44 0.00 1.62 0.85 0.02 95.07 06:29:01 AM 0 2.11 0.00 1.41 1.97 0.02 94.49 06:29:01 AM 1 3.32 0.00 2.09 0.47 0.02 94.10 06:29:01 AM 2 2.18 0.00 1.44 0.82 0.02 95.55 06:29:01 AM 3 2.16 0.00 1.54 0.12 0.02 96.17 06:30:01 AM all 0.17 0.00 0.05 0.00 0.00 99.78 06:30:01 AM 0 0.03 0.00 0.02 0.00 0.00 99.95 06:30:01 AM 1 0.18 0.00 0.05 0.00 0.00 99.77 06:30:01 AM 2 0.07 0.00 0.07 0.00 0.00 99.87 06:30:01 AM 3 0.38 0.00 0.07 0.00 0.00 99.55 06:31:01 AM all 0.19 0.00 0.03 0.00 0.00 99.78 06:31:01 AM 0 0.03 0.00 0.03 0.00 0.00 99.93 06:31:01 AM 1 0.03 0.00 0.02 0.00 0.02 99.93 06:31:01 AM 2 0.10 0.00 0.05 0.00 0.00 99.85 06:31:01 AM 3 0.60 0.00 0.02 0.00 0.00 99.38 06:32:01 AM all 0.16 0.00 0.03 0.00 0.01 99.80 06:32:01 AM 0 0.02 0.00 0.03 0.00 0.00 99.95 06:32:01 AM 1 0.03 0.00 0.03 0.00 0.02 99.92 06:32:01 AM 2 0.03 0.00 0.03 0.00 0.00 99.93 06:32:01 AM 3 0.52 0.00 0.03 0.00 0.02 99.43 06:33:01 AM all 0.17 0.00 0.07 0.00 0.00 99.77 06:33:01 AM 0 0.03 0.00 0.17 0.00 0.00 99.80 06:33:01 AM 1 0.05 0.00 0.03 0.00 0.00 99.92 06:33:01 AM 2 0.05 0.00 0.03 0.00 0.00 99.92 06:33:01 AM 3 0.57 0.00 0.03 0.00 0.00 99.40 06:34:02 AM all 1.33 0.00 0.60 0.92 0.01 97.14 06:34:02 AM 0 0.73 0.00 0.58 0.37 0.02 98.30 06:34:02 AM 1 1.40 0.00 0.57 0.43 0.02 97.58 06:34:02 AM 2 0.92 0.00 0.40 0.48 0.02 98.18 06:34:02 AM 3 2.27 0.00 0.83 2.40 0.00 94.49 06:35:01 AM all 17.40 0.00 3.01 1.05 0.02 78.53 06:35:01 AM 0 31.15 0.00 3.29 1.19 0.02 64.36 06:35:01 AM 1 7.77 0.00 2.07 1.43 0.00 88.73 06:35:01 AM 2 23.33 0.00 4.69 0.56 0.02 71.40 06:35:01 AM 3 7.44 0.00 2.01 1.06 0.02 89.47 06:36:01 AM all 15.32 0.00 3.15 1.17 0.02 80.34 06:36:01 AM 0 27.16 0.00 3.93 1.52 0.02 67.37 06:36:01 AM 1 11.08 0.00 2.96 1.09 0.02 84.85 06:36:01 AM 2 12.08 0.00 2.48 1.21 0.02 84.21 06:36:01 AM 3 11.05 0.00 3.22 0.87 0.02 84.84 Average: all 4.60 0.00 1.06 0.50 0.01 93.83 Average: 0 7.54 0.00 1.17 0.63 0.01 90.66 Average: 1 2.97 0.00 0.97 0.42 0.01 95.62 Average: 2 4.79 0.00 1.14 0.38 0.01 93.68 Average: 3 3.11 0.00 0.96 0.55 0.01 95.37