---> uname -a: Linux 9bbc35b2d844 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 43.1G 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 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/_app-service-configurable_PR-104@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/_app-service-configurable_PR-104 ---> free -m: total used free shared buff/cache available Mem: 1837 668 126 0 1042 1063 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) 08/21/20 _x86_64_ (4 CPU) 05:18:30 LINUX RESTART 05:19:01 tps rtps wtps bread/s bwrtn/s 05:20:03 77.12 33.20 43.92 7351.51 4804.11 05:21:01 2.05 0.00 2.05 0.00 36.24 05:22:01 0.50 0.00 0.50 0.00 6.13 05:23:01 0.22 0.00 0.22 0.00 1.88 05:24:01 0.73 0.00 0.73 0.00 9.41 05:25:01 0.67 0.00 0.67 0.00 8.19 05:26:01 0.33 0.02 0.32 0.13 4.63 05:27:01 0.23 0.00 0.23 0.00 3.18 05:28:01 0.28 0.00 0.28 0.00 3.93 05:29:01 0.38 0.00 0.38 0.00 5.36 05:30:01 0.28 0.00 0.28 0.00 4.33 05:31:01 0.43 0.00 0.43 0.00 5.68 05:32:01 0.40 0.00 0.40 0.00 4.78 05:33:01 0.28 0.00 0.28 0.00 3.40 Average: 6.01 2.38 3.63 526.75 351.09 05:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:03 160040 1721516 91.49 2620 1137200 1116788 38.11 423660 1138208 8 05:21:01 165592 1715964 91.20 2620 1137204 1079920 36.86 423404 1133692 8 05:22:01 163964 1717592 91.29 2620 1137208 1080100 36.86 425260 1133680 16 05:23:01 160788 1720768 91.45 2620 1137212 1079920 36.86 428608 1133568 20 05:24:01 159992 1721564 91.50 2620 1137216 1080100 36.86 438032 1124956 16 05:25:01 160264 1721292 91.48 2620 1137224 1080040 36.86 437756 1124932 8 05:26:01 160672 1720884 91.46 2620 1137228 1079936 36.86 437228 1124932 12 05:27:01 161340 1720216 91.43 2620 1137236 1079920 36.86 435072 1126852 8 05:28:01 160988 1720568 91.44 2620 1137244 1079920 36.86 435292 1126852 8 05:29:01 161052 1720504 91.44 2620 1137252 1079920 36.86 429000 1133064 8 05:30:01 157520 1724036 91.63 2620 1137252 1080004 36.86 432244 1133060 8 05:31:01 158580 1722976 91.57 2620 1137256 1079920 36.86 431692 1133060 8 05:32:01 158612 1722944 91.57 2620 1137264 1079920 36.86 431684 1133060 8 05:33:01 158324 1723232 91.59 2620 1137264 1079928 36.86 431788 1133060 8 Average: 160552 1721004 91.47 2620 1137233 1082595 36.95 431480 1130927 10 05:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:20:03 eth0 392.03 238.43 1041.16 93.23 0.00 0.00 0.00 05:20:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:03 docker0 1.50 1.40 0.25 2.81 0.00 0.00 0.00 05:21:01 eth0 0.09 0.12 0.01 0.04 0.00 0.00 0.00 05:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 eth0 2.06 0.90 1.88 0.21 0.00 0.00 0.00 05:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 eth0 0.80 0.07 0.07 0.04 0.00 0.00 0.00 05:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 eth0 0.55 0.33 0.27 0.20 0.00 0.00 0.00 05:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 eth0 0.38 0.32 0.17 0.08 0.00 0.00 0.00 05:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 05:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 05:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 eth0 0.32 0.23 0.14 0.07 0.00 0.00 0.00 05:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 05:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 05:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.43 17.26 74.78 6.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.11 0.10 0.02 0.20 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) 08/21/20 _x86_64_ (4 CPU) 05:18:30 LINUX RESTART 05:19:01 CPU %user %nice %system %iowait %steal %idle 05:20:03 all 13.16 0.00 5.09 2.54 0.01 79.20 05:20:03 0 12.80 0.00 5.64 0.50 0.02 81.04 05:20:03 1 12.96 0.00 5.09 6.01 0.00 75.95 05:20:03 2 11.84 0.00 5.17 2.10 0.02 80.88 05:20:03 3 15.06 0.00 4.48 1.51 0.02 78.94 05:21:01 all 0.16 0.00 0.04 0.00 0.00 99.81 05:21:01 0 0.05 0.00 0.03 0.00 0.00 99.91 05:21:01 1 0.24 0.00 0.07 0.00 0.00 99.69 05:21:01 2 0.02 0.00 0.03 0.00 0.00 99.95 05:21:01 3 0.31 0.00 0.03 0.00 0.00 99.66 05:22:01 all 0.17 0.00 0.04 0.00 0.00 99.79 05:22:01 0 0.08 0.00 0.03 0.00 0.00 99.88 05:22:01 1 0.50 0.00 0.03 0.00 0.00 99.47 05:22:01 2 0.05 0.00 0.03 0.00 0.00 99.92 05:22:01 3 0.05 0.00 0.02 0.00 0.00 99.93 05:23:01 all 0.14 0.00 0.04 0.00 0.00 99.82 05:23:01 0 0.03 0.00 0.02 0.00 0.00 99.95 05:23:01 1 0.47 0.00 0.05 0.00 0.02 99.47 05:23:01 2 0.05 0.00 0.05 0.00 0.00 99.90 05:23:01 3 0.02 0.00 0.03 0.00 0.02 99.93 05:24:01 all 0.15 0.00 0.06 0.00 0.00 99.80 05:24:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:24:01 1 0.50 0.00 0.17 0.00 0.00 99.33 05:24:01 2 0.03 0.00 0.02 0.00 0.00 99.95 05:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:25:01 all 0.03 0.00 0.05 0.00 0.00 99.91 05:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:25:01 1 0.07 0.00 0.15 0.00 0.00 99.78 05:25:01 2 0.03 0.00 0.03 0.00 0.00 99.93 05:25:01 3 0.02 0.00 0.03 0.00 0.00 99.95 05:26:01 all 0.03 0.00 0.03 0.00 0.00 99.94 05:26:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:26:01 1 0.03 0.00 0.02 0.00 0.00 99.95 05:26:01 2 0.05 0.00 0.07 0.00 0.00 99.88 05:26:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:27:01 all 0.05 0.00 0.03 0.00 0.00 99.91 05:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:27:01 1 0.15 0.00 0.08 0.00 0.00 99.77 05:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 05:27:01 3 0.00 0.00 0.02 0.00 0.00 99.98 05:28:01 all 0.15 0.00 0.02 0.00 0.00 99.83 05:28:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:28:01 1 0.52 0.00 0.03 0.00 0.00 99.45 05:28:01 2 0.03 0.00 0.02 0.00 0.00 99.95 05:28:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:29:01 all 0.15 0.00 0.02 0.00 0.00 99.83 05:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:29:01 1 0.53 0.00 0.02 0.00 0.00 99.45 05:29:01 2 0.03 0.00 0.05 0.00 0.00 99.92 05:29:01 3 0.02 0.00 0.00 0.00 0.00 99.98 05:30:01 all 0.15 0.00 0.03 0.00 0.00 99.81 05:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:30:01 1 0.52 0.00 0.02 0.00 0.00 99.47 05:30:01 2 0.07 0.00 0.07 0.00 0.00 99.87 05:30:01 3 0.02 0.00 0.03 0.00 0.00 99.95 05:31:01 all 0.15 0.00 0.02 0.00 0.00 99.83 05:31:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:31:01 1 0.52 0.00 0.03 0.00 0.00 99.45 05:31:01 2 0.03 0.00 0.03 0.00 0.00 99.93 05:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:32:01 all 0.15 0.00 0.03 0.00 0.00 99.82 05:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:32:01 1 0.53 0.00 0.03 0.00 0.00 99.43 05:32:01 2 0.03 0.00 0.03 0.00 0.00 99.93 05:32:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:33:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:33:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:33:01 1 0.52 0.00 0.02 0.00 0.00 99.47 05:33:01 2 0.05 0.00 0.02 0.00 0.00 99.93 05:33:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 1.05 0.00 0.40 0.18 0.00 98.37 Average: 0 0.94 0.00 0.42 0.04 0.00 98.60 Average: 1 1.29 0.00 0.41 0.43 0.00 97.87 Average: 2 0.88 0.00 0.40 0.15 0.00 98.57 Average: 3 1.11 0.00 0.34 0.11 0.00 98.44