---> uname -a: Linux 48e023fc3d20 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: 2933.442 BogoMIPS: 5866.88 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-422@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-422 ---> free -m: total used free shared buff/cache available Mem: 1837 668 131 0 1037 1063 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) 07/29/20 _x86_64_ (4 CPU) 23:44:43 LINUX RESTART 23:45:02 tps rtps wtps bread/s bwrtn/s 23:46:02 161.17 68.38 92.79 8837.81 42713.47 23:47:01 2.29 0.00 2.29 0.00 48.30 23:48:01 0.78 0.00 0.78 0.00 10.56 23:49:01 0.23 0.00 0.23 0.00 3.05 23:50:01 0.20 0.00 0.20 0.00 2.70 23:51:01 0.25 0.00 0.25 0.00 3.25 23:52:01 140.93 97.82 43.11 7199.73 17579.11 Average: 43.53 23.70 19.83 2281.89 8565.64 23:45:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:46:02 222796 1658760 88.16 2620 1094520 1112216 37.96 439352 1060248 120 23:47:01 222788 1658768 88.16 2620 1094596 1105212 37.72 442400 1057988 12 23:48:01 221428 1660128 88.23 2620 1094604 1099168 37.51 446596 1055680 20 23:49:01 223532 1658024 88.12 2620 1094604 1079612 36.85 445720 1054328 20 23:50:01 219392 1662164 88.34 2620 1094608 1079840 36.85 457156 1047324 20 23:51:01 216104 1665452 88.51 2620 1094620 1079784 36.85 463204 1044564 8 23:52:01 89972 1791584 95.22 2620 1115904 1278236 43.62 493632 1087424 29652 Average: 202287 1679269 89.25 2620 1097637 1119153 38.19 455437 1058222 4265 23:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:46:02 eth0 695.04 462.05 1689.72 419.87 0.00 0.00 0.00 23:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:02 docker0 111.09 94.99 9.10 307.80 0.00 0.00 0.00 23:47:01 eth0 2.37 0.49 0.68 0.36 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 2.50 1.10 1.14 0.79 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 1.38 0.10 0.17 0.04 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 1.90 0.52 0.39 0.21 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.83 0.48 0.41 0.27 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 100.45 69.94 2334.52 22.84 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 113.86 75.68 574.25 62.81 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.69 13.41 1.28 43.46 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) 07/29/20 _x86_64_ (4 CPU) 23:44:43 LINUX RESTART 23:45:02 CPU %user %nice %system %iowait %steal %idle 23:46:02 all 16.16 0.00 8.11 10.46 0.02 65.25 23:46:02 0 18.39 0.00 9.25 8.57 0.02 63.77 23:46:02 1 14.83 0.00 7.33 11.23 0.00 66.62 23:46:02 2 14.63 0.00 7.61 10.31 0.02 67.44 23:46:02 3 16.82 0.00 8.27 11.73 0.03 63.15 23:47:01 all 0.14 0.00 0.05 0.00 0.00 99.82 23:47:01 0 0.39 0.00 0.05 0.00 0.00 99.56 23:47:01 1 0.03 0.00 0.03 0.00 0.02 99.92 23:47:01 2 0.08 0.00 0.05 0.00 0.00 99.86 23:47:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:48:01 all 0.13 0.00 0.05 0.00 0.00 99.82 23:48:01 0 0.30 0.00 0.05 0.00 0.00 99.65 23:48:01 1 0.12 0.00 0.07 0.00 0.00 99.82 23:48:01 2 0.07 0.00 0.03 0.00 0.02 99.88 23:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 23:49:01 0 0.50 0.00 0.02 0.00 0.00 99.48 23:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 23:49:01 2 0.00 0.00 0.02 0.00 0.00 99.98 23:49:01 3 0.07 0.00 0.03 0.00 0.00 99.90 23:50:01 all 0.17 0.00 0.04 0.00 0.00 99.79 23:50:01 0 0.53 0.00 0.02 0.00 0.00 99.45 23:50:01 1 0.05 0.00 0.07 0.00 0.00 99.88 23:50:01 2 0.05 0.00 0.02 0.00 0.00 99.93 23:50:01 3 0.07 0.00 0.03 0.00 0.00 99.90 23:51:01 all 0.15 0.00 0.06 0.00 0.00 99.78 23:51:01 0 0.52 0.00 0.02 0.00 0.00 99.47 23:51:01 1 0.02 0.00 0.13 0.00 0.00 99.85 23:51:01 2 0.03 0.00 0.07 0.00 0.00 99.90 23:51:01 3 0.02 0.00 0.03 0.00 0.00 99.95 23:52:01 all 5.07 0.00 2.94 1.77 0.00 90.23 23:52:01 0 4.98 0.00 2.93 1.45 0.00 90.64 23:52:01 1 6.09 0.00 3.20 3.16 0.02 87.54 23:52:01 2 4.69 0.00 2.73 1.49 0.00 91.08 23:52:01 3 4.50 0.00 2.89 0.97 0.02 91.63 Average: all 3.09 0.00 1.59 1.72 0.00 93.60 Average: 0 3.60 0.00 1.73 1.41 0.00 93.26 Average: 1 2.99 0.00 1.53 2.03 0.00 93.45 Average: 2 2.76 0.00 1.48 1.66 0.00 94.09 Average: 3 3.03 0.00 1.60 1.78 0.01 93.58