---> uname -a: Linux 8382d23e547f 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-460 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-460@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 685 121 0 1030 1045 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) 09/02/20 _x86_64_ (4 CPU) 06:48:29 LINUX RESTART 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 80.31 31.57 48.74 7380.13 6629.06 06:51:01 1.62 0.00 1.62 0.00 31.54 06:52:01 0.18 0.00 0.18 0.00 2.03 06:53:01 0.30 0.00 0.30 0.00 3.68 06:54:01 0.25 0.00 0.25 0.00 3.05 06:55:01 0.33 0.00 0.33 0.00 4.33 06:56:01 0.30 0.02 0.28 0.13 2.98 06:57:01 118.46 84.63 33.83 5654.63 15649.39 Average: 25.25 14.55 10.70 1631.08 2794.94 06:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 216572 1664984 88.49 2620 1056364 1126148 38.43 483312 1023960 132 06:51:01 222608 1658948 88.17 2620 1056396 1081376 36.91 482160 1019868 16 06:52:01 222536 1659020 88.17 2620 1056400 1081376 36.91 482068 1019856 8 06:53:01 221480 1660076 88.23 2620 1056404 1081376 36.91 483928 1019312 8 06:54:01 220472 1661084 88.28 2620 1056408 1081544 36.91 510248 993924 8 06:55:01 220988 1660568 88.26 2620 1056416 1081472 36.91 509992 993924 8 06:56:01 221588 1659968 88.22 2620 1056424 1081444 36.91 509500 993924 20 06:57:01 78624 1802932 95.82 2620 1077508 1514880 51.70 568860 1030740 68804 Average: 203109 1678448 89.21 2620 1059040 1141202 38.95 503759 1011939 8626 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:50:01 eth0 618.09 457.03 1654.30 415.64 0.00 0.00 0.00 06:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 docker0 102.23 85.64 8.61 301.72 0.00 0.00 0.00 06:51:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 eth0 1.17 0.08 0.11 0.01 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 eth0 1.53 0.45 0.59 0.38 0.00 0.00 0.00 06:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 eth0 0.83 0.25 0.20 0.08 0.00 0.00 0.00 06:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 06:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 eth0 91.06 60.49 2321.08 8.88 0.00 0.00 0.00 06:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 89.26 64.85 497.69 53.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.78 10.71 1.08 37.73 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) 09/02/20 _x86_64_ (4 CPU) 06:48:29 LINUX RESTART 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 16.50 0.00 5.87 2.54 0.35 74.74 06:50:01 0 17.38 0.00 7.21 2.84 0.31 72.27 06:50:01 1 17.04 0.00 4.91 1.80 0.32 75.93 06:50:01 2 15.20 0.00 5.96 3.62 0.37 74.86 06:50:01 3 16.41 0.00 5.39 1.89 0.38 75.94 06:51:01 all 0.15 0.00 0.04 0.00 0.01 99.80 06:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:51:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:51:01 2 0.43 0.00 0.05 0.00 0.02 99.50 06:51:01 3 0.07 0.00 0.05 0.00 0.02 99.87 06:52:01 all 0.16 0.00 0.03 0.00 0.00 99.80 06:52:01 0 0.05 0.00 0.02 0.00 0.00 99.93 06:52:01 1 0.07 0.00 0.07 0.00 0.02 99.85 06:52:01 2 0.52 0.00 0.05 0.00 0.00 99.43 06:52:01 3 0.00 0.00 0.02 0.00 0.02 99.97 06:53:01 all 0.13 0.00 0.03 0.00 0.01 99.84 06:53:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:53:01 1 0.42 0.00 0.03 0.00 0.00 99.55 06:53:01 2 0.07 0.00 0.03 0.00 0.02 99.88 06:53:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:54:01 all 0.17 0.00 0.05 0.00 0.01 99.77 06:54:01 0 0.07 0.00 0.05 0.00 0.00 99.88 06:54:01 1 0.53 0.00 0.12 0.00 0.02 99.33 06:54:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:54:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:55:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:55:01 0 0.15 0.00 0.03 0.00 0.02 99.80 06:55:01 1 0.38 0.00 0.03 0.00 0.02 99.57 06:55:01 2 0.03 0.00 0.05 0.00 0.02 99.90 06:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:56:01 all 0.18 0.00 0.02 0.00 0.00 99.79 06:56:01 0 0.50 0.00 0.02 0.00 0.00 99.48 06:56:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:56:01 2 0.13 0.00 0.02 0.00 0.00 99.85 06:56:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:57:01 all 4.72 0.00 2.56 1.58 0.08 91.07 06:57:01 0 4.31 0.00 2.60 0.57 0.07 92.46 06:57:01 1 5.29 0.00 2.29 1.31 0.07 91.04 06:57:01 2 4.96 0.00 2.70 2.15 0.07 90.13 06:57:01 3 4.33 0.00 2.68 2.30 0.10 90.59 Average: all 2.73 0.00 1.07 0.51 0.06 95.63 Average: 0 2.77 0.00 1.23 0.42 0.05 95.54 Average: 1 2.95 0.00 0.93 0.38 0.05 95.68 Average: 2 2.64 0.00 1.10 0.71 0.06 95.49 Average: 3 2.58 0.00 1.01 0.52 0.06 95.83