---> uname -a: Linux c03fa389ba72 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: 2933.436 BogoMIPS: 5866.87 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-91 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-91@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 657 123 0 1056 1074 Swap: 1023 1 1022 ---> 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) 07/08/20 _x86_64_ (4 CPU) 17:01:50 LINUX RESTART 17:03:02 tps rtps wtps bread/s bwrtn/s 17:04:02 1.79 0.00 1.79 0.00 34.47 17:05:01 0.29 0.00 0.29 0.00 5.01 17:06:01 0.25 0.00 0.25 0.00 3.36 17:07:01 0.25 0.00 0.25 0.00 3.25 17:08:01 0.27 0.00 0.27 0.00 3.48 17:09:01 0.65 0.02 0.63 0.13 8.19 17:10:01 0.17 0.00 0.17 0.00 1.33 17:11:01 0.27 0.00 0.27 0.00 3.78 17:12:01 0.23 0.00 0.23 0.00 2.85 17:13:01 0.18 0.00 0.18 0.00 2.17 17:14:01 0.28 0.00 0.28 0.00 3.21 17:15:01 0.23 0.00 0.23 0.00 2.16 Average: 0.40 0.00 0.40 0.01 6.07 17:03:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:04:02 160924 1720632 91.45 2620 1147228 1120220 38.23 439264 1121724 16 17:05:01 160920 1720636 91.45 2620 1147232 1103600 37.66 441672 1119312 20 17:06:01 162188 1719368 91.38 2620 1147240 1080960 36.89 441548 1118068 20 17:07:01 162284 1719272 91.38 2620 1147240 1080720 36.88 449588 1110240 12 17:08:01 162304 1719252 91.37 2620 1147244 1080792 36.89 451108 1109228 12 17:09:01 162912 1718644 91.34 2620 1147260 1080720 36.88 450632 1109228 12 17:10:01 161996 1719560 91.39 2620 1147260 1080864 36.89 441544 1119184 16 17:11:01 162848 1718708 91.35 2620 1147268 1080720 36.88 440684 1119184 12 17:12:01 162592 1718964 91.36 2620 1147272 1080720 36.88 440812 1119184 8 17:13:01 161756 1719800 91.40 2620 1147280 1080888 36.89 438284 1122524 8 17:14:01 162732 1718824 91.35 2620 1147280 1080720 36.88 437368 1122524 8 17:15:01 162848 1718708 91.35 2620 1147284 1080720 36.88 437248 1122524 8 Average: 162192 1719364 91.38 2620 1147257 1085970 37.06 442479 1117744 13 17:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:04:02 eth0 4.13 1.59 3.86 0.26 0.00 0.00 0.00 17:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 eth0 2.35 0.76 0.91 0.56 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 eth0 0.55 0.43 0.27 0.26 0.00 0.00 0.00 17:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 17:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 17:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 eth0 0.50 0.32 0.27 0.20 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.38 0.08 0.03 0.01 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.95 0.65 0.45 0.25 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.79 0.36 0.49 0.14 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) 07/08/20 _x86_64_ (4 CPU) 17:01:50 LINUX RESTART 17:03:02 CPU %user %nice %system %iowait %steal %idle 17:04:02 all 0.18 0.00 0.05 0.00 0.06 99.71 17:04:02 0 0.05 0.00 0.02 0.00 0.07 99.86 17:04:02 1 0.30 0.00 0.07 0.00 0.08 99.54 17:04:02 2 0.08 0.00 0.07 0.00 0.05 99.80 17:04:02 3 0.25 0.00 0.03 0.00 0.03 99.68 17:05:01 all 0.15 0.00 0.03 0.00 0.04 99.78 17:05:01 0 0.03 0.00 0.02 0.00 0.02 99.93 17:05:01 1 0.07 0.00 0.03 0.00 0.05 99.85 17:05:01 2 0.05 0.00 0.03 0.00 0.05 99.86 17:05:01 3 0.46 0.00 0.03 0.00 0.02 99.49 17:06:01 all 0.14 0.00 0.04 0.00 0.06 99.76 17:06:01 0 0.03 0.00 0.03 0.00 0.05 99.88 17:06:01 1 0.02 0.00 0.02 0.00 0.03 99.93 17:06:01 2 0.12 0.00 0.07 0.00 0.13 99.68 17:06:01 3 0.42 0.00 0.03 0.00 0.03 99.52 17:07:01 all 0.15 0.00 0.03 0.00 0.01 99.80 17:07:01 0 0.02 0.00 0.03 0.00 0.02 99.93 17:07:01 1 0.48 0.00 0.05 0.00 0.00 99.47 17:07:01 2 0.07 0.00 0.05 0.00 0.03 99.85 17:07:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:08:01 all 0.15 0.00 0.03 0.00 0.01 99.80 17:08:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:08:01 1 0.55 0.00 0.07 0.00 0.02 99.37 17:08:01 2 0.03 0.00 0.03 0.00 0.02 99.92 17:08:01 3 0.02 0.00 0.02 0.00 0.02 99.95 17:09:01 all 0.15 0.00 0.02 0.00 0.01 99.82 17:09:01 0 0.02 0.00 0.00 0.00 0.02 99.97 17:09:01 1 0.52 0.00 0.03 0.00 0.02 99.43 17:09:01 2 0.02 0.00 0.05 0.00 0.02 99.92 17:09:01 3 0.02 0.00 0.02 0.00 0.02 99.95 17:10:01 all 0.15 0.00 0.02 0.00 0.03 99.79 17:10:01 0 0.02 0.00 0.02 0.00 0.03 99.93 17:10:01 1 0.52 0.00 0.02 0.00 0.03 99.43 17:10:01 2 0.03 0.00 0.03 0.00 0.03 99.90 17:10:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:11:01 all 0.10 0.00 0.05 0.00 0.02 99.83 17:11:01 0 0.03 0.00 0.03 0.00 0.03 99.90 17:11:01 1 0.33 0.00 0.08 0.00 0.02 99.57 17:11:01 2 0.03 0.00 0.03 0.00 0.02 99.92 17:11:01 3 0.02 0.00 0.00 0.00 0.02 99.97 17:12:01 all 0.09 0.00 0.03 0.00 0.02 99.87 17:12:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:12:01 1 0.28 0.00 0.07 0.00 0.02 99.63 17:12:01 2 0.02 0.00 0.03 0.00 0.02 99.93 17:12:01 3 0.02 0.00 0.03 0.00 0.02 99.93 17:13:01 all 0.15 0.00 0.02 0.00 0.02 99.81 17:13:01 0 0.02 0.00 0.02 0.00 0.02 99.95 17:13:01 1 0.52 0.00 0.00 0.00 0.03 99.45 17:13:01 2 0.03 0.00 0.03 0.00 0.03 99.90 17:13:01 3 0.03 0.00 0.02 0.00 0.03 99.92 17:14:01 all 0.13 0.00 0.03 0.00 0.05 99.78 17:14:01 0 0.02 0.00 0.03 0.00 0.02 99.93 17:14:01 1 0.43 0.00 0.02 0.00 0.03 99.52 17:14:01 2 0.05 0.00 0.05 0.00 0.10 99.80 17:14:01 3 0.02 0.00 0.02 0.00 0.05 99.92 17:15:01 all 0.14 0.00 0.02 0.00 0.02 99.82 17:15:01 0 0.02 0.00 0.02 0.00 0.02 99.95 17:15:01 1 0.50 0.00 0.02 0.00 0.02 99.47 17:15:01 2 0.02 0.00 0.03 0.00 0.03 99.92 17:15:01 3 0.05 0.00 0.03 0.00 0.02 99.90 Average: all 0.14 0.00 0.03 0.00 0.03 99.80 Average: 0 0.02 0.00 0.02 0.00 0.02 99.93 Average: 1 0.38 0.00 0.04 0.00 0.03 99.55 Average: 2 0.05 0.00 0.04 0.00 0.04 99.87 Average: 3 0.12 0.00 0.02 0.00 0.02 99.84