---> uname -a: Linux d509744937d8 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-407 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-407@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 121 0 1057 1073 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) 08:33:49 LINUX RESTART 08:35:01 tps rtps wtps bread/s bwrtn/s 08:36:01 2.63 0.00 2.63 0.00 62.78 08:37:01 0.40 0.00 0.40 0.00 5.30 08:38:01 0.27 0.00 0.27 0.00 3.91 08:39:01 0.25 0.00 0.25 0.00 2.56 08:40:01 0.27 0.00 0.27 0.00 3.50 Average: 0.76 0.00 0.76 0.00 15.61 08:35:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:36:01 176800 1704756 90.60 2620 1130960 1061580 36.23 473476 1072304 12 08:37:01 173252 1708304 90.79 2620 1130964 1061888 36.24 477100 1071812 20 08:38:01 173260 1708296 90.79 2620 1130972 1061900 36.24 477232 1071812 8 08:39:01 173328 1708228 90.79 2620 1130972 1061660 36.23 483088 1066396 8 08:40:01 172968 1708588 90.81 2620 1130976 1061732 36.24 483476 1066396 8 Average: 173922 1707634 90.76 2620 1130969 1061752 36.24 478874 1069744 11 08:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:36:01 eth0 0.60 0.08 0.04 0.01 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 eth0 0.87 0.37 0.30 0.38 0.00 0.00 0.00 08:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 eth0 0.83 0.32 0.31 0.22 0.00 0.00 0.00 08:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 08:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 eth0 0.32 0.25 0.14 0.08 0.00 0.00 0.00 08:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.54 0.22 0.16 0.14 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 08:33:49 LINUX RESTART 08:35:01 CPU %user %nice %system %iowait %steal %idle 08:36:01 all 0.04 0.00 0.06 0.00 0.00 99.90 08:36:01 0 0.02 0.00 0.07 0.00 0.00 99.92 08:36:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:36:01 2 0.05 0.00 0.07 0.00 0.00 99.88 08:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:37:01 all 0.05 0.00 0.03 0.00 0.00 99.92 08:37:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:37:01 1 0.08 0.00 0.03 0.00 0.00 99.88 08:37:01 2 0.07 0.00 0.03 0.00 0.02 99.88 08:37:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:38:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:38:01 0 0.00 0.00 0.03 0.00 0.00 99.97 08:38:01 1 0.50 0.00 0.03 0.00 0.00 99.47 08:38:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:38:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:39:01 all 0.14 0.00 0.03 0.00 0.00 99.83 08:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:39:01 1 0.10 0.00 0.02 0.00 0.00 99.88 08:39:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:39:01 3 0.40 0.00 0.03 0.00 0.00 99.57 08:40:01 all 0.15 0.00 0.02 0.00 0.00 99.82 08:40:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:40:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:40:01 2 0.02 0.00 0.02 0.00 0.00 99.97 08:40:01 3 0.53 0.00 0.02 0.00 0.02 99.43 Average: all 0.11 0.00 0.03 0.00 0.00 99.86 Average: 0 0.02 0.00 0.03 0.00 0.00 99.95 Average: 1 0.16 0.00 0.04 0.00 0.00 99.81 Average: 2 0.04 0.00 0.04 0.00 0.00 99.91 Average: 3 0.21 0.00 0.03 0.00 0.00 99.76