---> uname -a: Linux a2b36b8659a1 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-415@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-415 ---> free -m: total used free shared buff/cache available Mem: 1837 671 127 0 1038 1060 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) 03:44:34 LINUX RESTART 03:45:01 tps rtps wtps bread/s bwrtn/s 03:46:01 96.59 42.99 53.60 7685.22 6902.63 03:47:01 2.30 0.00 2.30 0.00 47.92 03:48:01 0.43 0.00 0.43 0.00 5.98 03:49:01 0.25 0.00 0.25 0.00 3.23 03:50:01 0.13 0.00 0.13 0.00 2.28 03:51:01 0.38 0.00 0.38 0.00 5.35 03:52:01 0.27 0.02 0.25 0.13 2.88 03:53:01 37.24 36.94 0.30 3807.76 4.18 Average: 17.20 10.00 7.21 1437.15 872.25 03:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:46:01 208144 1673412 88.94 2620 1085068 1120004 38.22 453288 1061556 120 03:47:01 215512 1666044 88.55 2620 1085092 1083352 36.97 450500 1057876 24 03:48:01 213384 1668172 88.66 2620 1085080 1083496 36.98 453372 1057660 20 03:49:01 214212 1667344 88.62 2620 1085080 1083352 36.97 452600 1057660 20 03:50:01 211596 1669960 88.75 2620 1085088 1083532 36.98 455640 1057168 8 03:51:01 209844 1671712 88.85 2620 1085092 1083424 36.98 469492 1045336 8 03:52:01 210408 1671148 88.82 2620 1085100 1083352 36.97 470260 1044308 8 03:53:01 77236 1804320 95.90 2620 1185528 1119952 38.22 494648 1147632 164 Average: 195042 1686514 89.63 2620 1097641 1092558 37.29 462475 1066150 47 03:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:46:01 eth0 718.71 491.18 1663.95 416.03 0.00 0.00 0.00 03:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 docker0 122.02 89.03 9.21 304.27 0.00 0.00 0.00 03:47:01 eth0 0.70 0.08 0.06 0.04 0.00 0.00 0.00 03:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 eth0 0.95 0.40 0.30 0.21 0.00 0.00 0.00 03:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 eth0 0.63 0.07 0.06 0.01 0.00 0.00 0.00 03:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 eth0 1.10 0.53 0.56 0.36 0.00 0.00 0.00 03:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 eth0 0.30 0.20 0.14 0.10 0.00 0.00 0.00 03:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 03:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 eth0 8.13 5.11 7.86 6.77 0.00 0.00 0.00 03:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 91.38 62.24 209.23 52.97 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.26 11.13 1.15 38.05 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) 03:44:34 LINUX RESTART 03:45:01 CPU %user %nice %system %iowait %steal %idle 03:46:01 all 14.90 0.00 6.51 3.00 0.07 75.53 03:46:01 0 15.38 0.00 7.80 2.34 0.07 74.41 03:46:01 1 13.43 0.00 6.34 2.18 0.07 77.98 03:46:01 2 14.34 0.00 6.48 3.06 0.05 76.07 03:46:01 3 16.45 0.00 5.37 4.46 0.08 73.63 03:47:01 all 0.16 0.00 0.04 0.00 0.00 99.80 03:47:01 0 0.03 0.00 0.05 0.00 0.00 99.92 03:47:01 1 0.00 0.00 0.02 0.00 0.00 99.98 03:47:01 2 0.07 0.00 0.03 0.00 0.00 99.90 03:47:01 3 0.53 0.00 0.05 0.00 0.00 99.42 03:48:01 all 0.16 0.00 0.02 0.00 0.00 99.81 03:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:48:01 1 0.05 0.00 0.00 0.00 0.00 99.95 03:48:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:48:01 3 0.53 0.00 0.03 0.00 0.00 99.43 03:49:01 all 0.16 0.00 0.03 0.00 0.00 99.81 03:49:01 0 0.05 0.00 0.05 0.00 0.00 99.90 03:49:01 1 0.02 0.00 0.02 0.00 0.00 99.97 03:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:49:01 3 0.52 0.00 0.02 0.00 0.00 99.47 03:50:01 all 0.16 0.00 0.03 0.00 0.00 99.80 03:50:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:50:01 1 0.48 0.00 0.03 0.00 0.00 99.48 03:50:01 2 0.08 0.00 0.02 0.00 0.02 99.88 03:50:01 3 0.05 0.00 0.03 0.00 0.02 99.90 03:51:01 all 0.15 0.00 0.06 0.00 0.00 99.80 03:51:01 0 0.02 0.00 0.12 0.00 0.02 99.85 03:51:01 1 0.50 0.00 0.03 0.00 0.00 99.47 03:51:01 2 0.03 0.00 0.07 0.00 0.00 99.90 03:51:01 3 0.00 0.00 0.03 0.00 0.00 99.97 03:52:01 all 0.15 0.00 0.07 0.00 0.00 99.77 03:52:01 0 0.03 0.00 0.20 0.00 0.00 99.77 03:52:01 1 0.37 0.00 0.05 0.00 0.00 99.58 03:52:01 2 0.03 0.00 0.02 0.00 0.00 99.95 03:52:01 3 0.20 0.00 0.02 0.00 0.00 99.78 03:53:01 all 0.72 0.00 0.29 0.83 0.00 98.16 03:53:01 0 0.63 0.00 0.42 1.88 0.00 97.07 03:53:01 1 0.67 0.00 0.27 0.42 0.00 98.65 03:53:01 2 0.67 0.00 0.27 0.97 0.00 98.10 03:53:01 3 0.92 0.00 0.23 0.03 0.00 98.82 Average: all 2.06 0.00 0.88 0.48 0.01 96.58 Average: 0 2.02 0.00 1.08 0.53 0.01 96.37 Average: 1 1.93 0.00 0.84 0.32 0.01 96.90 Average: 2 1.90 0.00 0.86 0.50 0.01 96.72 Average: 3 2.38 0.00 0.72 0.56 0.01 96.33