---> uname -a: Linux 78137d693760 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-434 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-434@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 677 113 0 1046 1053 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) 08/04/20 _x86_64_ (4 CPU) 22:39:42 LINUX RESTART 22:41:01 tps rtps wtps bread/s bwrtn/s 22:42:01 3.00 0.00 3.00 0.00 102.38 22:43:01 0.38 0.00 0.38 0.00 5.01 22:44:01 0.18 0.00 0.18 0.00 2.16 22:45:01 0.27 0.00 0.27 0.00 3.63 22:46:01 0.32 0.00 0.32 0.00 4.43 22:47:01 0.45 0.15 0.30 8.26 4.01 22:48:02 0.68 0.00 0.68 0.00 12.77 22:49:01 49.05 43.97 5.08 4472.60 3745.41 Average: 6.70 5.44 1.27 552.09 478.29 22:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:42:01 189800 1691756 89.91 2620 1108684 1114680 38.04 443164 1090012 12 22:43:01 190356 1691200 89.88 2620 1108688 1082604 36.95 447724 1085468 20 22:44:01 188312 1693244 89.99 2620 1108696 1082568 36.95 449560 1085468 12 22:45:01 187004 1694552 90.06 2620 1108696 1082504 36.94 459600 1077024 12 22:46:01 187028 1694528 90.06 2620 1108700 1082520 36.94 459680 1077012 8 22:47:01 174792 1706764 90.71 2620 1109048 1094944 37.37 471380 1077176 108 22:48:02 172808 1708748 90.82 2620 1109048 1094884 37.37 464124 1086576 8 22:49:01 76960 1804596 95.91 2620 1126496 1509592 51.52 540908 1101760 96844 Average: 170883 1710674 90.92 2620 1111007 1143037 39.01 467018 1085062 12128 22:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:42:01 eth0 0.97 0.37 0.30 0.22 0.00 0.00 0.00 22:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 eth0 1.15 0.52 0.34 0.21 0.00 0.00 0.00 22:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 eth0 1.95 0.58 0.67 0.36 0.00 0.00 0.00 22:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 eth0 0.58 0.45 0.28 0.24 0.00 0.00 0.00 22:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:46:01 eth0 0.32 0.27 0.14 0.08 0.00 0.00 0.00 22:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 eth0 6.50 3.70 5.73 2.67 0.00 0.00 0.00 22:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:02 eth0 1.72 0.97 1.37 0.69 0.00 0.00 0.00 22:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 eth0 94.04 67.17 2363.43 19.63 0.00 0.00 0.00 22:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.24 9.13 292.30 2.98 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 08/04/20 _x86_64_ (4 CPU) 22:39:42 LINUX RESTART 22:41:01 CPU %user %nice %system %iowait %steal %idle 22:42:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:42:01 0 0.05 0.00 0.05 0.00 0.00 99.90 22:42:01 1 0.47 0.00 0.07 0.00 0.00 99.47 22:42:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:43:01 all 0.17 0.00 0.03 0.00 0.00 99.80 22:43:01 0 0.08 0.00 0.02 0.00 0.00 99.90 22:43:01 1 0.50 0.00 0.03 0.00 0.00 99.47 22:43:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:44:01 all 0.16 0.00 0.03 0.00 0.00 99.80 22:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:44:01 1 0.55 0.00 0.03 0.00 0.00 99.42 22:44:01 2 0.07 0.00 0.07 0.00 0.00 99.87 22:44:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:45:01 all 0.15 0.00 0.04 0.00 0.00 99.80 22:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:45:01 1 0.50 0.00 0.02 0.00 0.00 99.48 22:45:01 2 0.05 0.00 0.07 0.00 0.00 99.88 22:45:01 3 0.02 0.00 0.03 0.00 0.00 99.95 22:46:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:46:01 1 0.05 0.00 0.02 0.00 0.00 99.93 22:46:01 2 0.52 0.00 0.10 0.00 0.00 99.38 22:46:01 3 0.05 0.00 0.07 0.00 0.00 99.88 22:47:01 all 0.26 0.00 0.08 0.00 0.00 99.66 22:47:01 0 0.10 0.00 0.08 0.00 0.00 99.82 22:47:01 1 0.17 0.00 0.03 0.00 0.00 99.80 22:47:01 2 0.55 0.00 0.12 0.00 0.00 99.33 22:47:01 3 0.22 0.00 0.07 0.02 0.00 99.70 22:48:02 all 0.15 0.00 0.07 0.00 0.00 99.79 22:48:02 0 0.03 0.00 0.07 0.00 0.00 99.90 22:48:02 1 0.07 0.00 0.05 0.00 0.00 99.88 22:48:02 2 0.43 0.00 0.10 0.00 0.00 99.47 22:48:02 3 0.05 0.00 0.05 0.00 0.00 99.90 22:49:01 all 1.92 0.00 0.99 1.04 0.01 96.04 22:49:01 0 1.48 0.00 0.88 0.03 0.02 97.59 22:49:01 1 3.26 0.00 1.19 2.92 0.02 92.62 22:49:01 2 1.41 0.00 0.78 1.14 0.02 96.65 22:49:01 3 1.55 0.00 1.12 0.05 0.02 97.27 Average: all 0.39 0.00 0.17 0.13 0.00 99.32 Average: 0 0.22 0.00 0.15 0.00 0.00 99.63 Average: 1 0.69 0.00 0.18 0.36 0.00 98.77 Average: 2 0.38 0.00 0.17 0.14 0.00 99.31 Average: 3 0.25 0.00 0.18 0.01 0.00 99.57