---> uname -a: Linux df1be11295b3 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-422 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-422@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 673 128 0 1036 1058 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) 07/30/20 _x86_64_ (4 CPU) 21:56:32 LINUX RESTART 21:57:02 tps rtps wtps bread/s bwrtn/s 21:58:01 87.49 36.38 51.11 7636.91 6739.63 21:59:01 3.20 0.02 3.18 0.53 107.66 22:00:01 0.48 0.00 0.48 0.00 7.09 22:01:01 0.25 0.02 0.23 0.13 3.61 22:02:01 0.48 0.12 0.37 2.13 8.29 22:03:01 0.40 0.00 0.40 0.00 6.31 22:04:01 173.06 116.92 56.14 8437.37 19900.42 Average: 37.79 21.89 15.91 2284.30 3818.00 21:57:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:58:01 213436 1668120 88.66 2620 1092100 1128024 38.50 450668 1058132 120 21:59:01 217304 1664252 88.45 2620 1092288 1087132 37.10 451760 1054552 16 22:00:01 217580 1663976 88.44 2620 1092296 1087144 37.10 451988 1054544 16 22:01:01 215212 1666344 88.56 2620 1092296 1088556 37.15 454240 1053832 16 22:02:01 217164 1664392 88.46 2620 1092440 1067224 36.42 456212 1050496 8 22:03:01 214876 1666680 88.58 2620 1092444 1067360 36.43 458796 1050496 8 22:04:01 137152 1744404 92.71 2620 1058392 1226360 41.85 541736 998972 296 Average: 204675 1676881 89.12 2620 1087465 1107400 37.79 466486 1045861 69 21:57:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:58:01 eth0 730.56 488.89 1691.23 421.04 0.00 0.00 0.00 21:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:58:01 docker0 108.96 87.08 9.22 307.04 0.00 0.00 0.00 21:59:01 eth0 2.66 0.68 1.71 0.15 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 0.97 0.27 0.37 0.28 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 22:01:01 eth0 1.05 0.27 0.32 0.19 0.00 0.00 0.00 22:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:02:01 eth0 1.02 0.30 0.32 0.20 0.00 0.00 0.00 22:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:01 eth0 0.68 0.43 0.40 0.27 0.00 0.00 0.00 22:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 eth0 106.16 71.34 2341.16 22.70 0.00 0.00 0.00 22:04:01 veth5632f57 0.22 0.28 0.41 0.10 0.00 0.00 0.00 22:04:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:04:01 docker0 107.39 85.85 9.48 302.12 0.00 0.00 0.00 Average: eth0 119.02 79.36 573.91 62.71 0.00 0.00 0.00 Average: veth5632f57 0.03 0.04 0.06 0.01 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.38 12.29 1.36 43.26 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) 07/30/20 _x86_64_ (4 CPU) 21:56:32 LINUX RESTART 21:57:02 CPU %user %nice %system %iowait %steal %idle 21:58:01 all 16.45 0.00 5.78 2.76 0.02 74.99 21:58:01 0 13.76 0.00 6.90 6.09 0.02 73.23 21:58:01 1 16.87 0.00 4.91 1.28 0.02 76.92 21:58:01 2 18.55 0.00 5.20 2.64 0.00 73.61 21:58:01 3 16.60 0.00 6.14 1.03 0.02 76.21 21:59:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:59:01 0 0.07 0.00 0.07 0.00 0.00 99.87 21:59:01 1 0.13 0.00 0.03 0.00 0.00 99.83 21:59:01 2 0.35 0.00 0.03 0.00 0.00 99.62 21:59:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:00:01 all 0.14 0.00 0.04 0.00 0.00 99.82 22:00:01 0 0.08 0.00 0.03 0.00 0.00 99.88 22:00:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:00:01 2 0.45 0.00 0.05 0.00 0.00 99.50 22:00:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:01:01 all 0.13 0.00 0.04 0.00 0.00 99.83 22:01:01 0 0.05 0.00 0.05 0.00 0.02 99.88 22:01:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:01:01 2 0.43 0.00 0.07 0.02 0.00 99.48 22:01:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:02:01 all 0.05 0.00 0.05 0.00 0.00 99.89 22:02:01 0 0.07 0.00 0.03 0.02 0.00 99.88 22:02:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:02:01 2 0.05 0.00 0.12 0.00 0.00 99.83 22:02:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:03:01 all 0.09 0.00 0.05 0.00 0.00 99.87 22:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:03:01 1 0.00 0.00 0.00 0.00 0.00 100.00 22:03:01 2 0.30 0.00 0.10 0.00 0.00 99.60 22:03:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:04:01 all 6.06 0.00 3.31 2.04 0.03 88.57 22:04:01 0 5.28 0.00 3.49 1.37 0.02 89.84 22:04:01 1 6.54 0.00 3.27 2.99 0.05 87.15 22:04:01 2 6.43 0.00 3.06 1.22 0.02 89.26 22:04:01 3 5.98 0.00 3.44 2.59 0.02 87.98 Average: all 3.25 0.00 1.31 0.68 0.01 94.76 Average: 0 2.71 0.00 1.49 1.05 0.01 94.74 Average: 1 3.33 0.00 1.17 0.61 0.01 94.89 Average: 2 3.75 0.00 1.22 0.55 0.00 94.48 Average: 3 3.19 0.00 1.37 0.51 0.00 94.92