---> uname -a: Linux 91792592b7fc 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-403@tmp /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-403 ---> free -m: total used free shared buff/cache available Mem: 1837 672 116 0 1048 1058 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) 07/14/20 _x86_64_ (4 CPU) 07:45:33 LINUX RESTART 07:46:01 tps rtps wtps bread/s bwrtn/s 07:47:01 67.49 15.81 51.67 5086.73 6837.61 07:48:01 1.28 0.00 1.28 0.00 24.68 07:49:01 0.47 0.00 0.47 0.00 7.76 07:50:01 0.27 0.00 0.27 0.00 2.96 07:51:01 0.28 0.00 0.28 0.00 4.81 07:52:02 0.60 0.20 0.40 14.92 7.40 07:53:01 0.47 0.02 0.46 0.14 9.76 07:54:01 0.45 0.00 0.45 0.00 7.99 Average: 8.94 2.01 6.93 639.33 865.03 07:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:47:01 197656 1683900 89.50 2620 1091756 1112096 37.95 457712 1066440 120 07:48:01 201468 1680088 89.29 2620 1091748 1091880 37.26 457636 1063364 12 07:49:01 202256 1679300 89.25 2620 1091752 1076488 36.74 459604 1061148 8 07:50:01 201200 1680356 89.31 2620 1091756 1076500 36.74 461576 1060564 16 07:51:01 200828 1680728 89.33 2620 1091760 1076580 36.74 472656 1049392 20 07:52:02 196492 1685064 89.56 2620 1092304 1088804 37.16 476488 1049776 108 07:53:01 196840 1684716 89.54 2620 1092308 1088720 37.16 475992 1049776 16 07:54:01 196568 1684988 89.55 2620 1092316 1088744 37.16 470848 1055184 20 Average: 199164 1682393 89.41 2620 1091963 1087477 37.11 466564 1056956 40 07:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:47:01 eth0 694.39 500.38 1605.22 417.09 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 102.28 90.04 9.59 302.76 0.00 0.00 0.00 07:48:01 eth0 1.17 0.47 0.36 0.40 0.00 0.00 0.00 07:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 eth0 1.13 0.50 0.32 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 07:50:01 eth0 0.63 0.30 0.28 0.17 0.00 0.00 0.00 07:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 eth0 1.27 0.35 0.35 0.23 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:02 eth0 3.76 2.27 3.10 1.25 0.00 0.00 0.00 07:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 eth0 5.50 2.64 4.22 2.18 0.00 0.00 0.00 07:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 eth0 2.12 0.95 1.24 0.70 0.00 0.00 0.00 07:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 88.96 63.64 202.39 52.91 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.82 11.28 1.20 37.94 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) 07/14/20 _x86_64_ (4 CPU) 07:45:33 LINUX RESTART 07:46:01 CPU %user %nice %system %iowait %steal %idle 07:47:01 all 10.94 0.00 3.28 1.82 0.02 83.93 07:47:01 0 12.84 0.00 3.61 0.20 0.02 83.32 07:47:01 1 9.74 0.00 3.63 4.67 0.00 81.97 07:47:01 2 9.48 0.00 3.10 0.87 0.02 86.53 07:47:01 3 11.72 0.00 2.82 1.51 0.02 83.94 07:48:01 all 0.16 0.00 0.03 0.00 0.00 99.80 07:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:48:01 1 0.03 0.00 0.03 0.00 0.02 99.92 07:48:01 2 0.53 0.00 0.02 0.00 0.00 99.45 07:48:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:49:01 all 0.17 0.00 0.02 0.00 0.00 99.81 07:49:01 0 0.05 0.00 0.02 0.00 0.00 99.93 07:49:01 1 0.05 0.00 0.02 0.00 0.00 99.93 07:49:01 2 0.52 0.00 0.02 0.00 0.02 99.45 07:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:50:01 all 0.10 0.00 0.03 0.00 0.00 99.87 07:50:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:50:01 2 0.32 0.00 0.03 0.00 0.00 99.65 07:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:51:01 all 0.10 0.00 0.03 0.00 0.00 99.86 07:51:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:51:01 1 0.05 0.00 0.02 0.00 0.00 99.93 07:51:01 2 0.32 0.00 0.05 0.00 0.00 99.63 07:51:01 3 0.02 0.00 0.05 0.00 0.00 99.93 07:52:02 all 0.21 0.00 0.06 0.00 0.00 99.73 07:52:02 0 0.07 0.00 0.03 0.02 0.00 99.88 07:52:02 1 0.12 0.00 0.03 0.00 0.00 99.85 07:52:02 2 0.57 0.00 0.02 0.00 0.00 99.42 07:52:02 3 0.10 0.00 0.13 0.00 0.00 99.77 07:53:01 all 0.20 0.00 0.06 0.00 0.00 99.74 07:53:01 0 0.08 0.00 0.03 0.00 0.00 99.88 07:53:01 1 0.10 0.00 0.10 0.00 0.00 99.80 07:53:01 2 0.54 0.00 0.03 0.00 0.00 99.42 07:53:01 3 0.08 0.00 0.07 0.00 0.00 99.85 07:54:01 all 0.16 0.00 0.05 0.00 0.00 99.79 07:54:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:54:01 1 0.05 0.00 0.07 0.00 0.00 99.88 07:54:01 2 0.55 0.00 0.03 0.00 0.00 99.42 07:54:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 1.50 0.00 0.44 0.23 0.00 97.82 Average: 0 1.64 0.00 0.48 0.03 0.00 97.86 Average: 1 1.27 0.00 0.49 0.58 0.00 97.66 Average: 2 1.60 0.00 0.41 0.11 0.00 97.88 Average: 3 1.50 0.00 0.40 0.19 0.00 97.91