---> uname -a: Linux 6ff71ef4ae54 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: 2933.438 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-392 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-392@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 687 121 0 1028 1044 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) 06/22/20 _x86_64_ (4 CPU) 18:14:12 LINUX RESTART 18:15:02 tps rtps wtps bread/s bwrtn/s 18:16:01 109.50 34.95 74.56 3254.37 39409.75 18:17:01 31.50 10.96 20.54 4512.92 3242.89 18:18:01 2.33 0.00 2.33 0.00 52.00 18:19:01 0.40 0.00 0.40 0.00 5.86 18:20:01 0.13 0.00 0.13 0.00 2.35 18:21:01 0.37 0.00 0.37 0.00 4.71 18:22:01 0.25 0.02 0.23 0.13 3.10 18:23:01 14.42 14.17 0.25 1252.14 2.93 Average: 19.70 7.46 12.24 1124.54 5275.01 18:15:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:16:01 88916 1792640 95.27 2620 1281404 1098224 37.48 379368 1260172 1488 18:17:01 198596 1682960 89.45 2620 1070560 1180440 40.29 477256 1046888 120 18:18:01 205652 1675904 89.07 2620 1070568 1106640 37.77 476948 1041848 12 18:19:01 205456 1676100 89.08 2620 1070568 1073888 36.65 480224 1040000 20 18:20:01 204948 1676608 89.11 2620 1070576 1074032 36.65 496616 1023876 8 18:21:01 201908 1679648 89.27 2620 1070580 1071088 36.55 515040 1007832 20 18:22:01 204788 1676768 89.12 2620 1070592 1069640 36.50 512664 1007816 12 18:23:01 151892 1729664 91.93 2620 1108304 1090268 37.21 517208 1049120 184 Average: 182770 1698787 90.29 2620 1101644 1095528 37.39 481916 1059694 233 18:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:16:01 eth0 203.08 153.17 892.40 50.75 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 eth0 205.90 203.80 759.03 351.55 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 110.79 81.47 9.78 302.18 0.00 0.00 0.00 18:18:01 eth0 1.05 0.32 0.32 0.17 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 eth0 1.20 0.33 0.33 0.23 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 eth0 0.58 0.43 0.36 0.21 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 2.61 2.05 0.55 7.31 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.08 0.08 0.01 0.15 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 eth0 10.39 8.12 9.52 6.69 0.00 0.00 0.00 18:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.88 45.89 206.70 52.23 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.91 10.23 1.23 37.93 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) 06/22/20 _x86_64_ (4 CPU) 18:14:12 LINUX RESTART 18:15:02 CPU %user %nice %system %iowait %steal %idle 18:16:01 all 10.11 0.00 6.16 8.41 37.01 38.31 18:16:01 0 7.74 0.00 5.34 9.61 39.96 37.36 18:16:01 1 10.31 0.00 5.62 9.48 35.52 39.07 18:16:01 2 11.85 0.00 5.88 7.59 35.61 39.06 18:16:01 3 10.64 0.00 7.88 6.86 36.85 37.78 18:17:01 all 4.32 0.00 2.30 0.88 21.50 71.00 18:17:01 0 2.45 0.00 1.70 1.12 24.93 69.80 18:17:01 1 4.36 0.00 2.20 0.38 20.58 72.47 18:17:01 2 5.25 0.00 2.39 1.07 20.69 70.60 18:17:01 3 5.33 0.00 2.91 0.91 19.62 71.23 18:18:01 all 0.07 0.00 0.07 0.00 1.65 98.21 18:18:01 0 0.03 0.00 0.10 0.00 1.24 98.63 18:18:01 1 0.20 0.00 0.08 0.00 1.97 97.75 18:18:01 2 0.03 0.00 0.03 0.00 1.79 98.14 18:18:01 3 0.02 0.00 0.05 0.00 1.63 98.31 18:19:01 all 0.07 0.00 0.05 0.00 0.88 99.00 18:19:01 0 0.05 0.00 0.07 0.00 1.60 98.29 18:19:01 1 0.18 0.00 0.08 0.00 1.21 98.53 18:19:01 2 0.02 0.00 0.03 0.00 0.37 99.58 18:19:01 3 0.02 0.00 0.03 0.00 0.35 99.60 18:20:01 all 0.12 0.00 0.04 0.00 0.25 99.59 18:20:01 0 0.02 0.00 0.05 0.00 0.27 99.67 18:20:01 1 0.42 0.00 0.05 0.00 0.28 99.25 18:20:01 2 0.02 0.00 0.03 0.00 0.37 99.58 18:20:01 3 0.03 0.00 0.03 0.00 0.07 99.87 18:21:01 all 0.13 0.00 0.06 0.00 0.26 99.55 18:21:01 0 0.03 0.00 0.05 0.00 0.22 99.70 18:21:01 1 0.35 0.00 0.07 0.00 0.37 99.22 18:21:01 2 0.07 0.00 0.10 0.00 0.28 99.55 18:21:01 3 0.07 0.00 0.03 0.00 0.18 99.72 18:22:01 all 0.02 0.00 0.03 0.00 0.12 99.83 18:22:01 0 0.03 0.00 0.03 0.00 0.08 99.85 18:22:01 1 0.02 0.00 0.02 0.00 0.23 99.73 18:22:01 2 0.03 0.00 0.05 0.00 0.10 99.82 18:22:01 3 0.02 0.00 0.02 0.00 0.03 99.93 18:23:01 all 0.55 0.00 0.46 0.47 1.51 97.01 18:23:01 0 0.62 0.00 0.48 0.75 1.58 96.57 18:23:01 1 0.83 0.00 0.58 0.46 1.41 96.72 18:23:01 2 0.53 0.00 0.41 0.66 1.38 97.02 18:23:01 3 0.23 0.00 0.33 0.05 1.67 97.72 Average: all 2.03 0.00 1.21 1.29 8.36 87.11 Average: 0 1.48 0.00 1.05 1.55 9.46 86.46 Average: 1 2.20 0.00 1.15 1.37 8.15 87.12 Average: 2 2.34 0.00 1.17 1.22 7.94 87.34 Average: 3 2.13 0.00 1.47 1.02 7.86 87.53