---> uname -a: Linux c6cf16dcdee7 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-399 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-399@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 678 127 0 1030 1052 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) 07/08/20 _x86_64_ (4 CPU) 20:33:44 LINUX RESTART 20:34:01 tps rtps wtps bread/s bwrtn/s 20:35:02 177.13 84.97 92.16 10480.47 42032.38 20:36:01 2.08 0.00 2.08 0.00 48.20 20:37:01 0.43 0.00 0.43 0.00 7.08 20:38:01 0.22 0.00 0.22 0.00 2.55 20:39:01 0.32 0.00 0.32 0.00 5.15 20:40:01 0.57 0.22 0.35 17.32 4.65 20:41:01 0.55 0.02 0.53 0.13 10.46 20:42:01 0.45 0.00 0.45 0.00 5.76 Average: 22.77 10.68 12.09 1315.47 5277.38 20:34:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:35:02 188332 1693224 89.99 2620 1104828 1108376 37.83 451328 1081844 120 20:36:01 194548 1687008 89.66 2620 1104944 1082016 36.93 448876 1078956 20 20:37:01 192156 1689400 89.79 2620 1104952 1082172 36.93 451908 1078744 20 20:38:01 192136 1689420 89.79 2620 1104952 1082208 36.93 451904 1078744 8 20:39:01 191724 1689832 89.81 2620 1104960 1082016 36.93 454928 1076332 8 20:40:01 186320 1695236 90.10 2620 1105576 1094272 37.35 464188 1071848 108 20:41:01 183040 1698516 90.27 2620 1105580 1094248 37.34 467192 1071848 12 20:42:01 181112 1700444 90.37 2620 1105588 1094392 37.35 465576 1075336 12 Average: 188671 1692885 89.97 2620 1105173 1089963 37.20 456988 1076707 39 20:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:35:02 eth0 762.54 555.25 1658.65 420.04 0.00 0.00 0.00 20:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:02 docker0 109.41 88.05 9.40 302.72 0.00 0.00 0.00 20:36:01 eth0 0.66 0.08 0.06 0.02 0.00 0.00 0.00 20:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 eth0 3.78 1.85 3.68 0.27 0.00 0.00 0.00 20:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 eth0 0.45 0.28 0.27 0.23 0.00 0.00 0.00 20:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 20:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 eth0 4.70 2.68 4.19 1.86 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 eth0 3.06 1.68 2.51 1.34 0.00 0.00 0.00 20:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 eth0 1.45 0.78 1.15 0.57 0.00 0.00 0.00 20:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 97.33 70.51 209.33 53.17 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.71 11.03 1.18 37.93 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) 07/08/20 _x86_64_ (4 CPU) 20:33:44 LINUX RESTART 20:34:01 CPU %user %nice %system %iowait %steal %idle 20:35:02 all 17.14 0.00 8.79 8.03 0.02 66.02 20:35:02 0 16.91 0.00 9.04 7.31 0.02 66.73 20:35:02 1 15.36 0.00 8.53 8.33 0.02 67.77 20:35:02 2 17.93 0.00 9.12 9.89 0.02 63.05 20:35:02 3 18.37 0.00 8.52 6.58 0.02 66.52 20:36:01 all 0.17 0.00 0.04 0.00 0.00 99.79 20:36:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:36:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:36:01 2 0.59 0.00 0.07 0.00 0.00 99.34 20:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:37:01 all 0.18 0.00 0.04 0.00 0.00 99.78 20:37:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:37:01 2 0.55 0.00 0.05 0.00 0.00 99.40 20:37:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:38:01 all 0.15 0.00 0.03 0.00 0.00 99.81 20:38:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:38:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:38:01 2 0.53 0.00 0.03 0.00 0.00 99.43 20:38:01 3 0.02 0.00 0.00 0.00 0.00 99.98 20:39:01 all 0.16 0.00 0.03 0.00 0.00 99.80 20:39:01 0 0.03 0.00 0.03 0.02 0.00 99.92 20:39:01 1 0.33 0.00 0.02 0.00 0.00 99.65 20:39:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:39:01 3 0.23 0.00 0.02 0.00 0.00 99.75 20:40:01 all 0.20 0.00 0.10 0.00 0.00 99.70 20:40:01 0 0.08 0.00 0.05 0.00 0.00 99.87 20:40:01 1 0.60 0.00 0.07 0.02 0.00 99.32 20:40:01 2 0.07 0.00 0.22 0.00 0.00 99.72 20:40:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:41:01 all 0.19 0.00 0.05 0.00 0.00 99.75 20:41:01 0 0.07 0.00 0.05 0.00 0.00 99.88 20:41:01 1 0.57 0.00 0.07 0.00 0.00 99.37 20:41:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:41:01 3 0.07 0.00 0.07 0.00 0.00 99.87 20:42:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:42:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:42:01 1 0.58 0.00 0.08 0.00 0.00 99.33 20:42:01 2 0.03 0.00 0.05 0.00 0.00 99.92 20:42:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 2.28 0.00 1.14 1.00 0.00 95.58 Average: 0 2.14 0.00 1.16 0.91 0.00 95.79 Average: 1 2.19 0.00 1.11 1.04 0.00 95.66 Average: 2 2.47 0.00 1.20 1.23 0.00 95.10 Average: 3 2.34 0.00 1.09 0.82 0.00 95.76