---> uname -a: Linux 246bc7ab4927 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 694 123 0 1019 1036 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) 07/09/20 _x86_64_ (4 CPU) 21:51:31 LINUX RESTART 21:52:01 tps rtps wtps bread/s bwrtn/s 21:53:02 78.86 29.80 49.06 7252.87 6633.98 21:54:01 1.76 0.00 1.76 0.00 37.14 21:55:01 0.20 0.00 0.20 0.00 2.46 21:56:01 0.30 0.00 0.30 0.00 3.65 21:57:01 0.20 0.00 0.20 0.00 2.66 21:58:02 0.43 0.00 0.43 0.00 6.40 21:59:01 0.36 0.02 0.34 0.14 4.45 22:00:01 0.27 0.00 0.27 0.00 3.78 Average: 10.34 3.74 6.60 910.78 840.56 21:52:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:53:02 171824 1709732 90.87 2620 1111760 1131976 38.63 460356 1088536 120 21:54:01 179056 1702500 90.48 2620 1111948 1079944 36.86 458704 1084268 20 21:55:01 179400 1702156 90.47 2620 1111956 1079944 36.86 458748 1084256 8 21:56:01 172628 1708928 90.83 2620 1111956 1080196 36.87 465884 1083564 12 21:57:01 174280 1707276 90.74 2620 1111960 1079944 36.86 470736 1077460 8 21:58:02 173860 1707696 90.76 2620 1111968 1080144 36.86 471508 1077432 8 21:59:01 174912 1706644 90.70 2620 1111972 1080012 36.86 470788 1077432 8 22:00:01 174632 1706924 90.72 2620 1111980 1080012 36.86 466708 1081528 8 Average: 175074 1706482 90.70 2620 1111938 1086522 37.08 465429 1081810 24 21:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:53:02 eth0 714.22 468.70 1658.17 412.15 0.00 0.00 0.00 21:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:02 docker0 105.38 93.86 9.14 302.98 0.00 0.00 0.00 21:54:01 eth0 0.08 0.10 0.01 0.02 0.00 0.00 0.00 21:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:55:01 eth0 0.53 0.08 0.06 0.01 0.00 0.00 0.00 21:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:56:01 eth0 0.67 0.32 0.28 0.20 0.00 0.00 0.00 21:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:57:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 21:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:58:02 eth0 0.70 0.43 0.40 0.27 0.00 0.00 0.00 21:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:58:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:59:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 90.03 59.00 208.32 51.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.23 11.79 1.15 38.05 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) 07/09/20 _x86_64_ (4 CPU) 21:51:31 LINUX RESTART 21:52:01 CPU %user %nice %system %iowait %steal %idle 21:53:02 all 15.36 0.00 5.18 2.49 0.02 76.96 21:53:02 0 15.25 0.00 6.98 3.03 0.02 74.74 21:53:02 1 16.30 0.00 5.75 4.73 0.02 73.21 21:53:02 2 12.85 0.00 4.37 1.81 0.03 80.94 21:53:02 3 17.03 0.00 3.65 0.37 0.02 78.93 21:54:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:54:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:54:01 1 0.32 0.00 0.02 0.00 0.00 99.66 21:54:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:54:01 3 0.24 0.00 0.03 0.00 0.00 99.73 21:55:01 all 0.13 0.00 0.03 0.00 0.00 99.84 21:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:55:01 1 0.03 0.00 0.02 0.00 0.00 99.95 21:55:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:55:01 3 0.43 0.00 0.03 0.00 0.00 99.53 21:56:01 all 0.16 0.00 0.03 0.00 0.00 99.81 21:56:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:56:01 1 0.02 0.00 0.02 0.00 0.00 99.97 21:56:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:56:01 3 0.53 0.00 0.03 0.00 0.00 99.43 21:57:01 all 0.16 0.00 0.05 0.00 0.00 99.80 21:57:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:57:01 1 0.52 0.00 0.05 0.00 0.00 99.43 21:57:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:57:01 3 0.02 0.00 0.03 0.00 0.02 99.93 21:58:02 all 0.16 0.00 0.03 0.00 0.00 99.81 21:58:02 0 0.02 0.00 0.02 0.00 0.00 99.97 21:58:02 1 0.55 0.00 0.05 0.00 0.00 99.40 21:58:02 2 0.05 0.00 0.08 0.00 0.00 99.87 21:58:02 3 0.02 0.00 0.02 0.00 0.00 99.97 21:59:01 all 0.14 0.00 0.03 0.00 0.00 99.83 21:59:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:59:01 1 0.44 0.00 0.05 0.00 0.00 99.51 21:59:01 2 0.03 0.00 0.03 0.00 0.00 99.93 21:59:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:00:01 all 0.05 0.00 0.03 0.00 0.00 99.92 22:00:01 0 0.02 0.00 0.00 0.00 0.00 99.98 22:00:01 1 0.12 0.00 0.03 0.00 0.00 99.85 22:00:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:00:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 2.03 0.00 0.68 0.31 0.00 96.98 Average: 0 1.92 0.00 0.89 0.38 0.00 96.82 Average: 1 2.28 0.00 0.75 0.59 0.00 96.38 Average: 2 1.65 0.00 0.59 0.23 0.00 97.53 Average: 3 2.29 0.00 0.48 0.05 0.00 97.18