---> uname -a: Linux 2b0a12fcc6ec 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: 2933.396 BogoMIPS: 5866.79 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 6.9G 43.0G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-112 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-112@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 666 134 0 1036 1064 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) 09/05/20 _x86_64_ (4 CPU) 00:14:30 LINUX RESTART (4 CPU) 00:15:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:16:02 87.69 41.36 46.32 0.00 7530.65 4914.16 0.00 00:17:01 1.64 0.00 1.64 0.00 0.00 31.52 0.00 00:18:01 0.40 0.00 0.40 0.00 0.00 6.78 0.00 00:19:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 00:20:01 0.23 0.00 0.23 0.00 0.00 3.30 0.00 00:21:01 0.35 0.00 0.35 0.00 0.00 4.25 0.00 00:22:01 0.23 0.02 0.22 0.00 0.13 2.10 0.00 00:23:01 0.30 0.00 0.30 0.00 0.00 5.43 0.00 00:24:01 0.28 0.00 0.28 0.00 0.00 4.60 0.00 00:25:01 0.38 0.00 0.38 0.00 0.00 6.03 0.00 00:26:01 0.35 0.00 0.35 0.00 0.00 5.23 0.00 00:27:01 0.32 0.00 0.32 0.00 0.00 4.76 0.00 00:28:01 0.30 0.00 0.30 0.00 0.00 4.33 0.00 Average: 7.14 3.19 3.95 0.00 580.55 385.03 0.00 00:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:16:02 151444 0 585448 31.12 2620 1142044 1110252 37.89 434300 1135952 120 00:17:01 155784 0 581104 30.88 2620 1142048 1083080 36.96 434284 1132360 20 00:18:01 155828 0 581052 30.88 2620 1142056 1075924 36.72 434964 1131868 20 00:19:01 153732 0 583148 30.99 2620 1142056 1075948 36.72 437288 1131404 16 00:20:01 154160 0 582716 30.97 2620 1142060 1075900 36.72 443216 1125164 12 00:21:01 154792 0 582076 30.94 2620 1142068 1075816 36.72 442804 1125148 8 00:22:01 154384 0 582476 30.96 2620 1142076 1075888 36.72 443180 1125148 20 00:23:01 153628 0 583224 31.00 2620 1142084 1075988 36.72 438516 1130452 20 00:24:01 154196 0 582596 30.96 2620 1142144 1075936 36.72 438240 1130464 28 00:25:01 155236 0 581604 30.91 2620 1142096 1075732 36.71 432340 1135204 8 00:26:01 152520 0 584320 31.06 2620 1142096 1075804 36.72 435548 1135200 8 00:27:01 152228 0 584608 31.07 2620 1142100 1075780 36.71 435152 1135200 12 00:28:01 152672 0 584156 31.05 2620 1142108 1075732 36.71 435024 1135200 12 Average: 153893 0 582964 30.98 2620 1142080 1079060 36.83 437297 1131443 23 00:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:16:02 eth0 361.58 222.10 1038.03 91.18 0.00 0.00 0.00 0.00 00:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:02 docker0 1.30 1.13 0.26 2.87 0.00 0.00 0.00 0.00 00:17:01 eth0 3.71 2.05 3.14 0.16 0.00 0.00 0.00 0.00 00:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 eth0 0.95 0.37 0.35 0.17 0.00 0.00 0.00 0.00 00:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 eth0 0.98 0.35 0.32 0.23 0.00 0.00 0.00 0.00 00:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 eth0 0.52 0.45 0.27 0.21 0.00 0.00 0.00 0.00 00:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 eth0 0.72 0.25 0.17 0.08 0.00 0.00 0.00 0.00 00:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 eth0 1.98 0.62 0.63 0.37 0.00 0.00 0.00 0.00 00:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 eth0 2.02 0.83 0.63 0.41 0.00 0.00 0.00 0.00 00:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 eth0 0.58 0.42 0.27 0.24 0.00 0.00 0.00 0.00 00:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 0.00 00:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 eth0 0.23 0.15 0.07 0.01 0.00 0.00 0.00 0.00 00:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.80 17.56 80.48 7.18 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.10 0.09 0.02 0.22 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) 09/05/20 _x86_64_ (4 CPU) 00:14:30 LINUX RESTART (4 CPU) 00:15:01 CPU %user %nice %system %iowait %steal %idle 00:16:02 all 13.27 0.00 6.18 2.23 0.09 78.23 00:16:02 0 12.58 0.00 6.08 2.43 0.10 78.81 00:16:02 1 14.17 0.00 5.06 0.64 0.03 80.09 00:16:02 2 12.98 0.00 7.12 3.69 0.10 76.10 00:16:02 3 13.35 0.00 6.46 2.14 0.12 77.93 00:17:01 all 0.14 0.00 0.05 0.00 0.00 99.80 00:17:01 0 0.08 0.00 0.03 0.00 0.00 99.88 00:17:01 1 0.08 0.00 0.07 0.00 0.02 99.83 00:17:01 2 0.07 0.00 0.03 0.00 0.00 99.90 00:17:01 3 0.32 0.00 0.07 0.00 0.00 99.61 00:18:01 all 0.17 0.00 0.03 0.00 0.00 99.80 00:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:18:01 1 0.08 0.00 0.03 0.00 0.00 99.88 00:18:01 2 0.08 0.00 0.05 0.00 0.00 99.87 00:18:01 3 0.47 0.00 0.03 0.00 0.00 99.50 00:19:01 all 0.13 0.00 0.04 0.00 0.00 99.83 00:19:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:19:01 1 0.08 0.00 0.03 0.00 0.00 99.88 00:19:01 2 0.03 0.00 0.05 0.00 0.02 99.90 00:19:01 3 0.37 0.00 0.03 0.00 0.00 99.60 00:20:01 all 0.04 0.00 0.06 0.00 0.00 99.90 00:20:01 0 0.05 0.00 0.05 0.00 0.00 99.90 00:20:01 1 0.02 0.00 0.13 0.00 0.00 99.85 00:20:01 2 0.05 0.00 0.02 0.00 0.00 99.93 00:20:01 3 0.05 0.00 0.03 0.00 0.00 99.92 00:21:01 all 0.14 0.00 0.07 0.00 0.00 99.78 00:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:21:01 1 0.12 0.00 0.22 0.00 0.00 99.67 00:21:01 2 0.40 0.00 0.03 0.00 0.00 99.57 00:21:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:22:01 all 0.18 0.00 0.03 0.00 0.00 99.78 00:22:01 0 0.03 0.00 0.03 0.00 0.02 99.92 00:22:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:22:01 2 0.57 0.00 0.05 0.00 0.00 99.38 00:22:01 3 0.08 0.00 0.02 0.00 0.00 99.90 00:23:01 all 0.16 0.00 0.03 0.00 0.00 99.81 00:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:23:01 1 0.07 0.00 0.03 0.00 0.00 99.90 00:23:01 2 0.53 0.00 0.03 0.00 0.00 99.43 00:23:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:24:01 all 0.16 0.00 0.03 0.00 0.00 99.81 00:24:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:24:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:24:01 2 0.53 0.00 0.03 0.00 0.00 99.43 00:24:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:25:01 all 0.13 0.00 0.03 0.00 0.00 99.85 00:25:01 0 0.02 0.00 0.00 0.00 0.00 99.98 00:25:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:25:01 2 0.45 0.00 0.05 0.00 0.00 99.50 00:25:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:26:01 all 0.04 0.00 0.03 0.00 0.00 99.92 00:26:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:26:01 1 0.07 0.00 0.03 0.00 0.02 99.88 00:26:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:26:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 0.11 0.00 0.03 0.00 0.00 99.86 00:27:01 0 0.02 0.00 0.00 0.00 0.00 99.98 00:27:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:27:01 2 0.35 0.00 0.05 0.00 0.00 99.60 00:27:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:28:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:28:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:28:01 1 0.07 0.00 0.03 0.00 0.00 99.90 00:28:01 2 0.52 0.00 0.02 0.00 0.00 99.47 00:28:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 1.13 0.00 0.51 0.17 0.01 98.18 Average: 0 0.99 0.00 0.49 0.18 0.01 98.33 Average: 1 1.14 0.00 0.44 0.05 0.01 98.36 Average: 2 1.27 0.00 0.58 0.28 0.01 97.85 Average: 3 1.13 0.00 0.52 0.16 0.01 98.18