---> uname -a: Linux 4a8f244c17ad 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 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% /w/workspace/_app-service-configurable_PR-103@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/_app-service-configurable_PR-103 ---> free -m: total used free shared buff/cache available Mem: 1837 664 128 0 1044 1067 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) 08/03/20 _x86_64_ (4 CPU) 07:15:50 LINUX RESTART 07:17:01 tps rtps wtps bread/s bwrtn/s 07:18:01 2.41 0.00 2.41 0.00 50.51 07:19:01 0.37 0.00 0.37 0.00 5.51 07:20:01 0.23 0.00 0.23 0.00 2.98 07:21:01 0.53 0.00 0.53 0.00 7.58 07:22:01 0.28 0.00 0.28 0.00 4.08 07:23:01 0.25 0.02 0.23 0.13 2.23 07:24:01 0.32 0.00 0.32 0.00 3.51 07:25:01 0.22 0.00 0.22 0.00 2.70 07:26:01 0.27 0.00 0.27 0.00 3.51 07:27:01 0.25 0.00 0.25 0.00 2.71 07:28:01 58.22 46.01 12.21 4705.41 7429.96 Average: 5.76 4.18 1.57 427.80 683.25 07:17:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:18:01 171484 1710072 90.89 2620 1127576 1073600 36.64 414856 1136108 12 07:19:01 170860 1710696 90.92 2620 1127636 1073880 36.65 416528 1135772 20 07:20:01 169748 1711808 90.98 2620 1127588 1074016 36.65 416880 1135760 8 07:21:01 170692 1710864 90.93 2620 1127588 1073728 36.64 417272 1135112 12 07:22:01 170584 1710972 90.93 2620 1127596 1073800 36.65 422640 1130000 8 07:23:01 171068 1710488 90.91 2620 1127608 1073728 36.64 422280 1130000 8 07:24:01 171036 1710520 90.91 2620 1127612 1073728 36.64 414328 1138088 8 07:25:01 170904 1710652 90.92 2620 1127616 1073728 36.64 414208 1138088 8 07:26:01 171152 1710404 90.90 2620 1127624 1073724 36.64 412352 1140076 8 07:27:01 170280 1711276 90.95 2620 1127628 1073800 36.65 412560 1140136 8 07:28:01 70812 1810744 96.24 2620 1134164 1505792 51.39 509668 1125840 62508 Average: 161693 1719863 91.41 2620 1128203 1113048 37.99 424870 1134998 5692 07:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:18:01 eth0 0.75 0.08 0.06 0.04 0.00 0.00 0.00 07:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 eth0 1.75 0.97 1.85 0.24 0.00 0.00 0.00 07:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 eth0 0.62 0.42 0.31 0.21 0.00 0.00 0.00 07:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 07:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 eth0 0.25 0.18 0.14 0.07 0.00 0.00 0.00 07:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 07:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 07:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 07:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 07:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 eth0 86.16 60.75 2327.32 8.76 0.00 0.00 0.00 07:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 8.19 5.72 211.81 0.86 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) 08/03/20 _x86_64_ (4 CPU) 07:15:50 LINUX RESTART 07:17:01 CPU %user %nice %system %iowait %steal %idle 07:18:01 all 0.17 0.00 0.05 0.00 0.00 99.78 07:18:01 0 0.52 0.00 0.07 0.00 0.00 99.42 07:18:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:18:01 2 0.05 0.00 0.05 0.00 0.00 99.90 07:18:01 3 0.08 0.00 0.07 0.00 0.00 99.85 07:19:01 all 0.15 0.00 0.04 0.00 0.00 99.81 07:19:01 0 0.45 0.00 0.05 0.00 0.00 99.50 07:19:01 1 0.03 0.00 0.03 0.00 0.00 99.93 07:19:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:19:01 3 0.08 0.00 0.03 0.00 0.00 99.88 07:20:01 all 0.18 0.00 0.03 0.00 0.00 99.79 07:20:01 0 0.52 0.00 0.02 0.00 0.00 99.47 07:20:01 1 0.08 0.00 0.03 0.00 0.00 99.88 07:20:01 2 0.08 0.00 0.05 0.00 0.00 99.87 07:20:01 3 0.03 0.00 0.05 0.00 0.00 99.92 07:21:01 all 0.15 0.00 0.04 0.00 0.00 99.81 07:21:01 0 0.52 0.00 0.03 0.00 0.00 99.45 07:21:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:21:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:21:01 3 0.03 0.00 0.05 0.00 0.00 99.92 07:22:01 all 0.16 0.00 0.06 0.00 0.00 99.78 07:22:01 0 0.53 0.00 0.02 0.00 0.00 99.45 07:22:01 1 0.03 0.00 0.00 0.00 0.00 99.97 07:22:01 2 0.05 0.00 0.15 0.00 0.00 99.80 07:22:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:23:01 all 0.15 0.00 0.02 0.00 0.00 99.83 07:23:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:23:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:23:01 2 0.52 0.00 0.03 0.00 0.00 99.45 07:23:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:24:01 all 0.15 0.00 0.02 0.00 0.00 99.82 07:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:24:01 1 0.03 0.00 0.03 0.00 0.00 99.93 07:24:01 2 0.53 0.00 0.03 0.00 0.00 99.43 07:24:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:25:01 all 0.16 0.00 0.02 0.00 0.00 99.82 07:25:01 0 0.05 0.00 0.02 0.00 0.00 99.93 07:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 07:25:01 2 0.02 0.00 0.02 0.00 0.00 99.97 07:25:01 3 0.50 0.00 0.00 0.00 0.00 99.50 07:26:01 all 0.13 0.00 0.03 0.00 0.00 99.83 07:26:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:26:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:26:01 2 0.05 0.00 0.03 0.00 0.00 99.92 07:26:01 3 0.43 0.00 0.07 0.00 0.00 99.50 07:27:01 all 0.04 0.00 0.03 0.00 0.00 99.93 07:27:01 0 0.05 0.00 0.00 0.00 0.00 99.95 07:27:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:27:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:27:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:28:01 all 2.82 0.00 1.59 1.11 0.00 94.48 07:28:01 0 2.29 0.00 1.75 1.00 0.02 94.94 07:28:01 1 3.14 0.00 1.70 1.24 0.00 93.92 07:28:01 2 2.81 0.00 1.57 2.14 0.02 93.46 07:28:01 3 3.02 0.00 1.35 0.05 0.02 95.56 Average: all 0.39 0.00 0.18 0.10 0.00 99.33 Average: 0 0.45 0.00 0.18 0.09 0.00 99.27 Average: 1 0.32 0.00 0.18 0.11 0.00 99.39 Average: 2 0.38 0.00 0.19 0.19 0.00 99.24 Average: 3 0.39 0.00 0.16 0.00 0.00 99.44