---> uname -a: Linux 88a87e08f054 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 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-387 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-387@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 676 125 0 1034 1054 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) 07/10/20 _x86_64_ (4 CPU) 07:44:37 LINUX RESTART 07:45:01 tps rtps wtps bread/s bwrtn/s 07:46:01 104.34 40.51 63.83 7538.22 15956.09 07:47:01 2.38 0.00 2.38 0.00 52.27 07:48:02 0.65 0.00 0.65 0.00 10.81 07:49:01 0.17 0.00 0.17 0.00 1.63 Average: 27.01 10.18 16.83 1893.30 4023.77 07:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:46:01 184488 1697068 90.19 2620 1097788 1111084 37.92 458876 1077808 120 07:47:01 190684 1690872 89.87 2620 1097820 1074244 36.66 457712 1074392 20 07:48:02 189744 1691812 89.92 2620 1097828 1074516 36.67 459044 1074380 8 07:49:01 188088 1693468 90.00 2620 1097828 1074504 36.67 460836 1073696 8 Average: 188251 1693305 89.99 2620 1097816 1083587 36.98 459117 1075069 39 07:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:46:01 eth0 748.83 496.85 1658.00 414.70 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 104.03 81.41 9.01 302.13 0.00 0.00 0.00 07:47:01 eth0 0.75 0.10 0.06 0.02 0.00 0.00 0.00 07:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:02 eth0 0.90 0.25 0.31 0.19 0.00 0.00 0.00 07:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 eth0 0.51 0.42 0.27 0.21 0.00 0.00 0.00 07:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 188.62 124.98 416.59 104.26 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 26.13 20.45 2.26 75.88 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) 07/10/20 _x86_64_ (4 CPU) 07:44:37 LINUX RESTART 07:45:01 CPU %user %nice %system %iowait %steal %idle 07:46:01 all 15.76 0.00 5.04 4.59 0.02 74.59 07:46:01 0 16.50 0.00 6.00 5.59 0.02 71.89 07:46:01 1 13.63 0.00 5.21 3.33 0.02 77.81 07:46:01 2 15.50 0.00 4.62 4.84 0.02 75.02 07:46:01 3 17.42 0.00 4.35 4.60 0.00 73.63 07:47:01 all 0.15 0.00 0.04 0.00 0.00 99.81 07:47:01 0 0.05 0.00 0.02 0.00 0.00 99.93 07:47:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:47:01 2 0.48 0.00 0.03 0.00 0.00 99.48 07:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:48:02 all 0.17 0.00 0.03 0.00 0.00 99.80 07:48:02 0 0.02 0.00 0.03 0.00 0.02 99.93 07:48:02 1 0.22 0.00 0.07 0.00 0.00 99.72 07:48:02 2 0.40 0.00 0.03 0.00 0.00 99.57 07:48:02 3 0.03 0.00 0.02 0.00 0.00 99.95 07:49:01 all 0.10 0.00 0.02 0.00 0.00 99.88 07:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:49:01 1 0.34 0.00 0.02 0.00 0.00 99.64 07:49:01 2 0.03 0.00 0.02 0.00 0.00 99.95 07:49:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 4.04 0.00 1.28 1.15 0.00 93.52 Average: 0 4.14 0.00 1.52 1.40 0.01 92.94 Average: 1 3.57 0.00 1.34 0.83 0.00 94.26 Average: 2 4.11 0.00 1.18 1.21 0.00 93.50 Average: 3 4.37 0.00 1.09 1.15 0.00 93.39