---> uname -a: Linux 45874ba021ef 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-83 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-83@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 686 122 0 1028 1044 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) 06/12/20 _x86_64_ (4 CPU) 15:43:52 LINUX RESTART 15:45:01 tps rtps wtps bread/s bwrtn/s 15:46:01 1.93 0.00 1.93 0.00 41.48 15:47:01 0.40 0.00 0.40 0.00 5.91 15:48:01 0.25 0.00 0.25 0.00 2.85 15:49:01 0.18 0.00 0.18 0.00 1.88 15:50:01 0.42 0.00 0.42 0.00 6.99 15:51:01 0.27 0.02 0.25 0.13 2.75 15:52:01 0.32 0.00 0.32 0.00 3.41 15:53:01 0.23 0.00 0.23 0.00 2.98 15:54:01 0.22 0.00 0.22 0.00 2.16 15:55:01 0.28 0.00 0.28 0.00 3.51 Average: 0.45 0.00 0.45 0.01 7.39 15:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:46:01 152092 1729464 91.92 2620 1132416 1087924 37.13 438600 1132240 16 15:47:01 148108 1733448 92.13 2620 1132420 1080908 36.89 444440 1130380 16 15:48:01 148560 1732996 92.10 2620 1132428 1080872 36.89 444168 1130380 12 15:49:01 145552 1736004 92.26 2620 1132428 1080996 36.89 448916 1128264 8 15:50:01 146752 1734804 92.20 2620 1132432 1080864 36.89 453000 1123292 8 15:51:01 147148 1734408 92.18 2620 1132444 1080792 36.89 452644 1123292 8 15:52:01 147164 1734392 92.18 2620 1132508 1080792 36.89 445028 1131040 20 15:53:01 147156 1734400 92.18 2620 1132456 1080792 36.89 444788 1131020 8 15:54:01 147280 1734276 92.17 2620 1132460 1080792 36.89 444960 1131020 8 15:55:01 146696 1734860 92.20 2620 1132468 1080864 36.89 439148 1137196 8 Average: 147651 1733905 92.15 2620 1132446 1081560 36.91 445569 1129812 11 15:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:46:01 eth0 3.66 1.83 2.93 0.14 0.00 0.00 0.00 15:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 eth0 1.10 0.55 0.48 0.21 0.00 0.00 0.00 15:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 eth0 1.15 0.33 0.37 0.20 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 eth0 0.52 0.42 0.27 0.21 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 eth0 0.07 0.05 0.01 0.00 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.73 0.38 0.44 0.09 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) 06/12/20 _x86_64_ (4 CPU) 15:43:52 LINUX RESTART 15:45:01 CPU %user %nice %system %iowait %steal %idle 15:46:01 all 0.20 0.00 0.05 0.00 0.00 99.75 15:46:01 0 0.15 0.00 0.07 0.00 0.00 99.78 15:46:01 1 0.08 0.00 0.07 0.00 0.00 99.85 15:46:01 2 0.52 0.00 0.03 0.00 0.00 99.45 15:46:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:47:01 all 0.17 0.00 0.03 0.00 0.00 99.80 15:47:01 0 0.03 0.00 0.00 0.00 0.00 99.97 15:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:47:01 2 0.55 0.00 0.05 0.00 0.00 99.40 15:47:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:48:01 all 0.06 0.00 0.03 0.00 0.00 99.90 15:48:01 0 0.00 0.00 0.03 0.00 0.00 99.97 15:48:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:48:01 2 0.15 0.00 0.03 0.00 0.00 99.82 15:48:01 3 0.05 0.00 0.05 0.00 0.02 99.88 15:49:01 all 0.16 0.00 0.03 0.00 0.00 99.81 15:49:01 0 0.48 0.00 0.00 0.00 0.00 99.52 15:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:49:01 2 0.12 0.00 0.03 0.00 0.00 99.85 15:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:50:01 all 0.16 0.00 0.05 0.00 0.00 99.79 15:50:01 0 0.52 0.00 0.05 0.00 0.00 99.43 15:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:50:01 2 0.05 0.00 0.12 0.00 0.00 99.83 15:50:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:51:01 all 0.15 0.00 0.02 0.00 0.00 99.83 15:51:01 0 0.52 0.00 0.02 0.00 0.00 99.47 15:51:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:51:01 2 0.00 0.00 0.02 0.00 0.00 99.98 15:51:01 3 0.03 0.00 0.05 0.00 0.00 99.92 15:52:01 all 0.15 0.00 0.02 0.00 0.00 99.82 15:52:01 0 0.52 0.00 0.02 0.00 0.02 99.45 15:52:01 1 0.03 0.00 0.00 0.00 0.00 99.97 15:52:01 2 0.03 0.00 0.00 0.00 0.00 99.97 15:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:53:01 all 0.15 0.00 0.02 0.00 0.00 99.82 15:53:01 0 0.53 0.00 0.03 0.00 0.00 99.43 15:53:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:53:01 2 0.02 0.00 0.02 0.00 0.02 99.95 15:53:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:54:01 all 0.15 0.00 0.03 0.00 0.00 99.82 15:54:01 0 0.52 0.00 0.02 0.00 0.00 99.47 15:54:01 1 0.03 0.00 0.05 0.00 0.00 99.92 15:54:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:54:01 3 0.00 0.00 0.02 0.00 0.00 99.98 15:55:01 all 0.15 0.00 0.03 0.00 0.00 99.82 15:55:01 0 0.52 0.00 0.02 0.00 0.00 99.47 15:55:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:55:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.15 0.00 0.03 0.00 0.00 99.82 Average: 0 0.38 0.00 0.02 0.00 0.00 99.60 Average: 1 0.04 0.00 0.03 0.00 0.00 99.93 Average: 2 0.15 0.00 0.04 0.00 0.00 99.81 Average: 3 0.04 0.00 0.04 0.00 0.00 99.92