---> uname -a: Linux 6d2b424d254f 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual 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: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 Available Use% Mounted on overlay 50.0G 7.2G 42.8G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-81 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-81@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 644 124 0 1068 1087 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 06/11/20 _x86_64_ (4 CPU) 20:38:28 LINUX RESTART 20:39:01 tps rtps wtps bread/s bwrtn/s 20:40:01 62.37 17.14 45.22 5063.52 4775.15 20:41:01 0.37 0.00 0.37 0.00 8.54 20:42:01 0.42 0.00 0.42 0.00 5.85 20:43:01 0.23 0.00 0.23 0.00 2.83 20:44:01 0.27 0.00 0.27 0.00 3.16 20:45:01 0.33 0.00 0.33 0.00 4.23 20:46:01 0.25 0.02 0.23 0.13 1.90 20:47:01 0.25 0.00 0.25 0.00 3.23 20:48:01 0.25 0.00 0.25 0.00 2.85 20:49:01 0.30 0.00 0.30 0.00 3.81 20:50:01 42.49 42.16 0.33 4191.41 7.04 Average: 9.78 5.39 4.38 841.67 438.28 20:39:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 167480 1714076 91.10 2620 1150648 1104048 37.68 412720 1141312 120 20:41:01 171540 1710016 90.88 2620 1150660 1076636 36.74 413372 1137088 8 20:42:01 171016 1710540 90.91 2620 1150668 1076856 36.75 414184 1137092 8 20:43:01 166868 1714688 91.13 2620 1150688 1077000 36.76 418888 1136416 12 20:44:01 168816 1712740 91.03 2620 1150672 1076700 36.75 425136 1128504 8 20:45:01 168188 1713368 91.06 2620 1150680 1076852 36.75 425760 1128492 8 20:46:01 168804 1712752 91.03 2620 1150684 1076896 36.75 425212 1128492 12 20:47:01 169232 1712324 91.01 2620 1150696 1076896 36.75 420632 1133084 8 20:48:01 168984 1712572 91.02 2620 1150700 1076896 36.75 420636 1133084 8 20:49:01 168936 1712620 91.02 2620 1150708 1076896 36.75 415276 1138576 8 20:50:01 77112 1804444 95.90 2620 1203088 1276484 43.56 438056 1202676 108 Average: 160634 1720922 91.46 2620 1155445 1097469 37.45 420897 1140438 28 20:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:40:01 eth0 451.70 281.81 1010.99 92.00 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 1.40 1.36 0.38 2.80 0.00 0.00 0.00 20:41:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 20:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 eth0 4.20 2.07 3.21 0.28 0.00 0.00 0.00 20:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 eth0 0.58 0.33 0.27 0.23 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 eth0 0.32 0.20 0.14 0.07 0.00 0.00 0.00 20:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 eth0 0.10 0.15 0.01 0.01 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 eth0 10.64 6.61 10.45 3.84 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.63 26.53 93.24 8.77 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.12 0.03 0.25 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) 06/11/20 _x86_64_ (4 CPU) 20:38:28 LINUX RESTART 20:39:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 10.32 0.00 3.56 1.89 0.01 84.22 20:40:01 0 9.77 0.00 4.78 0.72 0.02 84.72 20:40:01 1 10.14 0.00 2.92 1.61 0.00 85.34 20:40:01 2 11.48 0.00 2.91 2.02 0.00 83.59 20:40:01 3 9.93 0.00 3.64 3.20 0.02 83.21 20:41:01 all 0.17 0.00 0.04 0.00 0.00 99.79 20:41:01 0 0.53 0.00 0.03 0.00 0.00 99.43 20:41:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:41:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:41:01 3 0.05 0.00 0.05 0.00 0.00 99.90 20:42:01 all 0.19 0.00 0.04 0.00 0.00 99.77 20:42:01 0 0.50 0.00 0.05 0.00 0.00 99.45 20:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:42:01 2 0.10 0.00 0.02 0.00 0.00 99.88 20:42:01 3 0.12 0.00 0.03 0.00 0.00 99.85 20:43:01 all 0.16 0.00 0.03 0.00 0.00 99.81 20:43:01 0 0.52 0.00 0.03 0.00 0.00 99.45 20:43:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 20:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:44:01 all 0.16 0.00 0.04 0.00 0.00 99.80 20:44:01 0 0.53 0.00 0.02 0.00 0.00 99.45 20:44:01 1 0.03 0.00 0.10 0.00 0.00 99.87 20:44:01 2 0.03 0.00 0.02 0.00 0.00 99.95 20:44:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:45:01 all 0.09 0.00 0.05 0.00 0.00 99.86 20:45:01 0 0.22 0.00 0.03 0.00 0.00 99.75 20:45:01 1 0.02 0.00 0.08 0.00 0.00 99.90 20:45:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:45:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:46:01 all 0.04 0.00 0.03 0.00 0.00 99.94 20:46:01 0 0.02 0.00 0.00 0.00 0.00 99.98 20:46:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:46:01 2 0.07 0.00 0.02 0.00 0.02 99.90 20:46:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:47:01 all 0.09 0.00 0.03 0.00 0.00 99.88 20:47:01 0 0.00 0.00 0.02 0.00 0.00 99.98 20:47:01 1 0.30 0.00 0.03 0.00 0.00 99.67 20:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 20:47:01 3 0.02 0.00 0.03 0.00 0.00 99.95 20:48:01 all 0.16 0.00 0.03 0.00 0.00 99.80 20:48:01 0 0.02 0.00 0.00 0.00 0.00 99.98 20:48:01 1 0.53 0.00 0.03 0.00 0.00 99.43 20:48:01 2 0.07 0.00 0.02 0.00 0.00 99.92 20:48:01 3 0.05 0.00 0.05 0.00 0.00 99.90 20:49:01 all 0.14 0.00 0.03 0.00 0.00 99.83 20:49:01 0 0.00 0.00 0.03 0.00 0.00 99.97 20:49:01 1 0.52 0.00 0.03 0.00 0.00 99.45 20:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:49:01 3 0.02 0.00 0.03 0.00 0.02 99.93 20:50:01 all 1.11 0.00 0.55 1.02 0.00 97.32 20:50:01 0 0.70 0.00 0.45 0.82 0.02 98.02 20:50:01 1 1.60 0.00 0.47 1.43 0.00 96.50 20:50:01 2 1.18 0.00 0.63 1.43 0.00 96.75 20:50:01 3 0.97 0.00 0.62 0.42 0.00 98.00 Average: all 1.14 0.00 0.40 0.26 0.00 98.19 Average: 0 1.16 0.00 0.49 0.14 0.00 98.21 Average: 1 1.20 0.00 0.34 0.28 0.00 98.18 Average: 2 1.19 0.00 0.34 0.31 0.00 98.15 Average: 3 1.03 0.00 0.42 0.33 0.00 98.22