---> uname -a: Linux prd-centos7-docker-4c-2g-3903.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 613 84 16 1139 1026 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:b2:ef:66 brd ff:ff:ff:ff:ff:ff inet 10.30.123.196/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85925sec preferred_lft 85925sec inet6 fe80::f816:3eff:feb2:ef66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:c4:2d:49 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::42:50ff:fec4:2d49/64 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) 10/07/2020 _x86_64_ (4 CPU) 05:48:42 AM LINUX RESTART 05:50:01 AM tps rtps wtps bread/s bwrtn/s 05:51:01 AM 3.63 0.00 3.63 0.00 119.70 05:52:01 AM 0.35 0.00 0.35 0.00 5.01 05:53:01 AM 0.28 0.00 0.28 0.00 3.51 05:54:01 AM 0.23 0.00 0.23 0.00 2.70 05:55:01 AM 55.50 53.98 1.52 4641.57 66.54 05:56:01 AM 83.11 6.81 76.30 792.41 11132.02 Average: 23.85 10.13 13.72 905.69 1888.56 05:50:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:51:01 AM 163184 1718372 91.33 2620 1135092 1081852 36.92 443432 1115288 20 05:52:01 AM 163056 1718500 91.33 2620 1135096 1081852 36.92 443712 1114764 8 05:53:01 AM 162036 1719520 91.39 2620 1135104 1082156 36.93 445288 1114768 16 05:54:01 AM 160864 1720692 91.45 2620 1135104 1082060 36.93 452808 1108192 8 05:55:01 AM 80872 1800684 95.70 2620 1168180 1116016 38.09 467892 1161228 11276 05:56:01 AM 83616 1797940 95.56 2620 1091788 1142028 38.98 548656 1031340 64216 Average: 135605 1745951 92.79 2620 1133394 1097661 37.46 466965 1107597 12591 05:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:51:01 AM eth0 0.25 0.08 0.01 0.01 0.00 0.00 0.00 05:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 AM eth0 0.60 0.08 0.06 0.01 0.00 0.00 0.00 05:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 AM eth0 1.07 0.50 0.32 0.21 0.00 0.00 0.00 05:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 AM eth0 0.52 0.37 0.27 0.20 0.00 0.00 0.00 05:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 AM eth0 23.70 15.74 44.27 6.67 0.00 0.00 0.00 05:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 AM eth0 114.79 93.42 790.81 9.92 0.00 0.00 0.00 05:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.49 18.37 139.31 2.84 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/07/2020 _x86_64_ (4 CPU) 05:48:42 AM LINUX RESTART 05:50:01 AM CPU %user %nice %system %iowait %steal %idle 05:51:01 AM all 0.14 0.00 0.04 0.00 0.00 99.82 05:51:01 AM 0 0.48 0.00 0.03 0.00 0.00 99.48 05:51:01 AM 1 0.03 0.00 0.03 0.00 0.00 99.93 05:51:01 AM 2 0.03 0.00 0.05 0.00 0.00 99.92 05:51:01 AM 3 0.00 0.00 0.03 0.00 0.00 99.97 05:52:01 AM all 0.14 0.00 0.02 0.00 0.00 99.83 05:52:01 AM 0 0.48 0.00 0.03 0.00 0.00 99.48 05:52:01 AM 1 0.03 0.00 0.02 0.00 0.00 99.95 05:52:01 AM 2 0.02 0.00 0.03 0.00 0.00 99.95 05:52:01 AM 3 0.03 0.00 0.02 0.00 0.00 99.95 05:53:01 AM all 0.15 0.00 0.02 0.00 0.00 99.83 05:53:01 AM 0 0.48 0.00 0.02 0.00 0.00 99.50 05:53:01 AM 1 0.02 0.00 0.02 0.00 0.00 99.97 05:53:01 AM 2 0.03 0.00 0.02 0.00 0.00 99.95 05:53:01 AM 3 0.05 0.00 0.03 0.00 0.00 99.92 05:54:01 AM all 0.13 0.00 0.03 0.00 0.00 99.84 05:54:01 AM 0 0.43 0.00 0.02 0.00 0.00 99.55 05:54:01 AM 1 0.03 0.00 0.05 0.00 0.00 99.92 05:54:01 AM 2 0.02 0.00 0.02 0.00 0.00 99.97 05:54:01 AM 3 0.03 0.00 0.03 0.00 0.00 99.93 05:55:01 AM all 2.84 0.00 0.66 1.43 0.00 95.07 05:55:01 AM 0 3.82 0.00 0.65 0.58 0.00 94.95 05:55:01 AM 1 2.47 0.00 0.57 1.48 0.00 95.48 05:55:01 AM 2 3.07 0.00 0.85 1.07 0.02 95.00 05:55:01 AM 3 1.99 0.00 0.62 2.57 0.00 94.82 05:56:01 AM all 16.39 0.00 2.21 1.25 0.01 80.14 05:56:01 AM 0 30.52 0.00 2.72 2.08 0.00 64.68 05:56:01 AM 1 10.49 0.00 1.76 0.35 0.02 87.38 05:56:01 AM 2 15.11 0.00 2.68 1.81 0.00 80.40 05:56:01 AM 3 9.48 0.00 1.64 0.75 0.02 88.11 Average: all 3.29 0.00 0.50 0.44 0.00 95.77 Average: 0 6.01 0.00 0.58 0.44 0.00 92.97 Average: 1 2.17 0.00 0.41 0.31 0.00 97.11 Average: 2 3.04 0.00 0.61 0.48 0.00 95.88 Average: 3 1.92 0.00 0.39 0.55 0.00 97.12