---> uname -a: Linux adcedd86f3f3 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-388 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-388@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 677 114 0 1045 1055 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) 06/23/20 _x86_64_ (4 CPU) 18:17:52 LINUX RESTART 18:19:01 tps rtps wtps bread/s bwrtn/s 18:20:01 2.42 0.00 2.42 0.00 53.41 18:21:01 0.37 0.00 0.37 0.00 5.15 18:22:01 0.32 0.00 0.32 0.00 3.68 18:23:01 0.22 0.00 0.22 0.00 3.10 18:24:01 0.22 0.00 0.22 0.00 2.70 18:25:01 0.33 0.02 0.32 0.13 3.93 18:26:01 151.04 96.44 54.60 7590.21 20118.00 Average: 22.14 13.78 8.35 1084.72 2885.30 18:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:01 202420 1679136 89.24 2620 1095340 1099224 37.51 450620 1069516 20 18:21:01 202748 1678808 89.22 2620 1095344 1080720 36.88 452572 1067772 12 18:22:01 202100 1679456 89.26 2620 1095352 1080956 36.89 453392 1067772 8 18:23:01 199852 1681704 89.38 2620 1095352 1081180 36.90 457940 1065144 8 18:24:01 199760 1681796 89.38 2620 1095360 1081216 36.90 469396 1054040 8 18:25:01 201540 1680016 89.29 2620 1095368 1080916 36.89 467664 1053972 8 18:26:01 187212 1694344 90.05 2620 1047004 1193312 40.73 468044 1026252 40 Average: 199376 1682180 89.40 2620 1088446 1099646 37.53 459947 1057781 15 18:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:20:01 eth0 2.33 1.07 1.06 0.61 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 2.55 0.08 0.24 0.04 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 3.18 0.90 0.95 0.60 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 3.16 0.87 0.96 0.59 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 18:24:01 eth0 1.73 1.18 0.98 0.68 0.00 0.00 0.00 18:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 18:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 eth0 107.51 72.90 2336.25 25.77 0.00 0.00 0.00 18:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 veth6f62209 0.00 0.03 0.00 0.00 0.00 0.00 0.00 18:26:01 docker0 107.87 84.85 9.44 305.12 0.00 0.00 0.00 Average: eth0 17.24 11.01 334.47 4.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6f62209 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.42 12.13 1.35 43.60 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) 06/23/20 _x86_64_ (4 CPU) 18:17:52 LINUX RESTART 18:19:01 CPU %user %nice %system %iowait %steal %idle 18:20:01 all 0.15 0.00 0.05 0.00 0.01 99.80 18:20:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:20:01 1 0.28 0.00 0.08 0.00 0.02 99.62 18:20:01 2 0.23 0.00 0.05 0.00 0.00 99.72 18:20:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:21:01 all 0.13 0.00 0.03 0.00 0.00 99.83 18:21:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:21:01 1 0.42 0.00 0.03 0.00 0.00 99.55 18:21:01 2 0.07 0.00 0.03 0.00 0.02 99.88 18:21:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:22:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:22:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:22:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:22:01 2 0.52 0.00 0.03 0.00 0.00 99.45 18:22:01 3 0.12 0.00 0.05 0.00 0.00 99.83 18:23:01 all 0.18 0.00 0.03 0.00 0.00 99.78 18:23:01 0 0.05 0.00 0.02 0.00 0.02 99.92 18:23:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:23:01 2 0.55 0.00 0.02 0.00 0.00 99.43 18:23:01 3 0.08 0.00 0.03 0.00 0.00 99.88 18:24:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:24:01 0 0.02 0.00 0.05 0.00 0.00 99.93 18:24:01 1 0.05 0.00 0.15 0.00 0.00 99.80 18:24:01 2 0.57 0.00 0.02 0.00 0.00 99.42 18:24:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:25:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:25:01 1 0.07 0.00 0.12 0.00 0.00 99.82 18:25:01 2 0.52 0.00 0.02 0.00 0.00 99.47 18:25:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:26:01 all 5.59 0.00 3.54 1.54 0.05 89.27 18:26:01 0 4.67 0.00 3.21 0.25 0.07 91.80 18:26:01 1 5.96 0.00 4.08 3.02 0.07 86.86 18:26:01 2 6.23 0.00 3.52 0.42 0.05 89.78 18:26:01 3 5.46 0.00 3.38 2.49 0.05 88.63 Average: all 0.93 0.00 0.54 0.22 0.01 98.30 Average: 0 0.68 0.00 0.48 0.04 0.01 98.79 Average: 1 0.98 0.00 0.64 0.43 0.01 97.94 Average: 2 1.23 0.00 0.52 0.06 0.01 98.17 Average: 3 0.83 0.00 0.51 0.35 0.01 98.31