---> uname -a: Linux ac3b5b868e73 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: 2933.396 BogoMIPS: 5866.79 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-407@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-407 ---> free -m: total used free shared buff/cache available Mem: 1837 691 129 0 1017 1040 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) 07/16/20 _x86_64_ (4 CPU) 07:44:40 LINUX RESTART 07:45:02 tps rtps wtps bread/s bwrtn/s 07:46:01 119.25 44.72 74.53 7940.54 28556.42 07:47:01 1.62 0.00 1.62 0.00 34.58 07:48:02 0.38 0.00 0.38 0.00 5.70 07:49:01 0.19 0.00 0.19 0.00 2.08 07:50:01 0.27 0.00 0.27 0.00 3.65 07:51:01 55.44 44.11 11.32 4648.53 7226.58 Average: 29.36 14.77 14.60 2088.18 5926.58 07:45:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:46:01 213040 1668516 88.68 2620 1055880 1116648 38.11 470780 1039484 120 07:47:01 213804 1667752 88.64 2620 1055996 1116376 38.10 471892 1038096 20 07:48:02 214732 1666824 88.59 2620 1056000 1110160 37.89 471816 1037348 20 07:49:01 218524 1663032 88.39 2620 1056004 1081088 36.90 470164 1035792 12 07:50:01 216716 1664840 88.48 2620 1056008 1081220 36.90 478816 1029028 16 07:51:01 128504 1753052 93.17 2620 1101204 1281104 43.72 493012 1090904 29372 Average: 200887 1680669 89.32 2620 1063515 1131099 38.60 476080 1045109 4927 07:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:46:01 eth0 780.24 562.89 1689.59 420.13 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 131.24 92.03 10.53 308.82 0.00 0.00 0.00 07:47:01 eth0 2.70 0.42 0.70 0.33 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:02 eth0 3.53 2.73 0.97 9.30 0.00 0.00 0.00 07:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 eth0 0.64 0.07 0.06 0.01 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 1.18 0.40 0.33 0.21 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 88.94 59.83 2327.16 8.34 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 Average: eth0 144.88 103.43 668.95 72.31 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 21.64 15.17 1.74 50.91 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) 07/16/20 _x86_64_ (4 CPU) 07:44:40 LINUX RESTART 07:45:02 CPU %user %nice %system %iowait %steal %idle 07:46:01 all 15.01 0.00 5.37 3.22 0.01 76.38 07:46:01 0 14.46 0.00 5.91 2.05 0.02 77.56 07:46:01 1 13.55 0.00 5.09 2.77 0.02 78.57 07:46:01 2 15.53 0.00 4.49 2.61 0.00 77.37 07:46:01 3 16.54 0.00 6.00 5.47 0.03 71.95 07:47:01 all 0.18 0.00 0.03 0.00 0.00 99.79 07:47:01 0 0.10 0.00 0.02 0.00 0.00 99.88 07:47:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:47:01 2 0.53 0.00 0.03 0.00 0.00 99.43 07:47:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:48:02 all 0.17 0.00 0.03 0.00 0.00 99.80 07:48:02 0 0.08 0.00 0.03 0.00 0.00 99.88 07:48:02 1 0.08 0.00 0.03 0.00 0.00 99.88 07:48:02 2 0.40 0.00 0.02 0.00 0.00 99.58 07:48:02 3 0.12 0.00 0.03 0.00 0.00 99.85 07:49:01 all 0.14 0.00 0.02 0.00 0.00 99.83 07:49:01 0 0.51 0.00 0.03 0.00 0.00 99.46 07:49:01 1 0.02 0.00 0.02 0.00 0.00 99.97 07:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:49:01 3 0.03 0.00 0.00 0.00 0.00 99.97 07:50:01 all 0.17 0.00 0.03 0.00 0.00 99.80 07:50:01 0 0.50 0.00 0.05 0.00 0.00 99.45 07:50:01 1 0.10 0.00 0.02 0.00 0.00 99.88 07:50:01 2 0.03 0.00 0.03 0.00 0.02 99.92 07:50:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:51:01 all 2.32 0.00 1.03 0.98 0.00 95.68 07:51:01 0 2.24 0.00 0.98 1.50 0.00 95.28 07:51:01 1 2.05 0.00 0.98 1.54 0.00 95.43 07:51:01 2 3.15 0.00 1.15 0.50 0.00 95.20 07:51:01 3 1.84 0.00 0.98 0.35 0.00 96.83 Average: all 2.96 0.00 1.07 0.69 0.00 95.28 Average: 0 2.94 0.00 1.15 0.59 0.00 95.32 Average: 1 2.61 0.00 1.02 0.71 0.00 95.66 Average: 2 3.24 0.00 0.95 0.51 0.00 95.30 Average: 3 3.05 0.00 1.17 0.95 0.01 94.82