---> uname -a: Linux prd-centos7-docker-4c-2g-1733.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 81 16 1142 1028 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:3f:15:95 brd ff:ff:ff:ff:ff:ff inet 10.30.123.135/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe3f:1595/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1a:0c:5e:13 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::42:1aff:fe0c:5e13/64 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) 06:22:41 AM LINUX RESTART 06:24:01 AM tps rtps wtps bread/s bwrtn/s 06:25:01 AM 3.26 0.00 3.26 0.00 98.25 06:26:01 AM 0.43 0.00 0.43 0.00 6.88 06:27:01 AM 67.49 52.95 14.55 4651.66 1365.26 06:28:01 AM 93.41 25.29 68.12 1621.57 9518.41 Average: 41.16 19.56 21.59 1568.70 2747.60 06:24:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:25:01 AM 171836 1709720 90.87 2620 1123852 1078456 36.81 444800 1106064 20 06:26:01 AM 169420 1712136 91.00 2620 1123856 1074560 36.67 447948 1105632 8 06:27:01 AM 95704 1785852 94.91 2620 1140904 1122092 38.29 505096 1112396 49972 06:28:01 AM 123484 1758072 93.44 2620 1085624 1098800 37.50 501572 1037912 92316 Average: 140111 1741445 92.55 2620 1118559 1093477 37.32 474854 1090501 35579 06:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:25:01 AM eth0 0.32 0.18 0.02 0.05 0.00 0.00 0.00 06:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 AM eth0 1.88 0.43 0.40 0.21 0.00 0.00 0.00 06:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 AM eth0 72.49 51.05 538.59 9.95 0.00 0.00 0.00 06:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 AM eth0 38.97 30.86 308.02 5.65 0.00 0.00 0.00 06:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.42 20.64 211.81 3.97 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) 09/28/2020 _x86_64_ (4 CPU) 06:22:41 AM LINUX RESTART 06:24:01 AM CPU %user %nice %system %iowait %steal %idle 06:25:01 AM all 0.12 0.00 0.05 0.00 0.00 99.82 06:25:01 AM 0 0.07 0.00 0.08 0.00 0.00 99.85 06:25:01 AM 1 0.12 0.00 0.05 0.00 0.00 99.83 06:25:01 AM 2 0.27 0.00 0.05 0.02 0.00 99.67 06:25:01 AM 3 0.02 0.00 0.05 0.00 0.00 99.93 06:26:01 AM all 0.14 0.00 0.03 0.00 0.00 99.84 06:26:01 AM 0 0.03 0.00 0.03 0.00 0.00 99.93 06:26:01 AM 1 0.07 0.00 0.02 0.00 0.00 99.92 06:26:01 AM 2 0.38 0.00 0.03 0.00 0.00 99.58 06:26:01 AM 3 0.07 0.00 0.02 0.00 0.00 99.92 06:27:01 AM all 8.49 0.00 1.35 1.17 0.03 88.96 06:27:01 AM 0 18.24 0.00 1.78 1.14 0.03 78.81 06:27:01 AM 1 3.86 0.00 0.78 0.40 0.05 94.91 06:27:01 AM 2 7.36 0.00 1.35 0.45 0.03 90.80 06:27:01 AM 3 4.52 0.00 1.51 2.69 0.02 91.27 06:28:01 AM all 15.27 0.00 3.24 1.14 0.03 80.32 06:28:01 AM 0 8.81 0.00 1.96 0.62 0.02 88.59 06:28:01 AM 1 16.15 0.00 4.89 2.39 0.02 76.55 06:28:01 AM 2 16.98 0.00 3.35 0.93 0.05 78.70 06:28:01 AM 3 19.16 0.00 2.74 0.62 0.03 77.45 Average: all 5.98 0.00 1.16 0.58 0.02 92.26 Average: 0 6.76 0.00 0.96 0.44 0.01 91.82 Average: 1 5.02 0.00 1.43 0.69 0.02 92.84 Average: 2 6.23 0.00 1.19 0.35 0.02 92.21 Average: 3 5.91 0.00 1.07 0.83 0.01 92.17