---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6879 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.9G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1261 10993 0 3785 14448 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:77:d0:7a brd ff:ff:ff:ff:ff:ff inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe77:d07a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6879) 10/03/26 _x86_64_ (4 CPU) 22:07:36 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 152.57 32.26 120.31 1717.69 44587.54 22:10:01 157.82 11.41 146.41 811.86 54889.12 22:11:01 12.15 2.45 9.70 71.19 1945.54 22:12:01 29.98 5.73 24.25 147.18 11527.95 Average: 88.13 12.96 75.17 687.02 28238.22 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13534632 15368796 2890336 17.60 70404 1955052 1131008 6.47 879552 1779776 307968 22:10:01 11246536 14492460 5178432 31.53 80556 3326156 1893976 10.84 1817700 3074520 51120 22:11:01 11368800 14622452 5056168 30.78 80884 3333608 1903948 10.90 1714804 3055668 2644 22:12:01 11338588 14863364 5086380 30.97 82380 3593692 1380428 7.90 1681468 3111132 352 Average: 11872139 14836768 4552829 27.72 78556 3052127 1577340 9.03 1523381 2755274 90521 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 22:09:01 ens3 156.30 103.98 1874.29 34.11 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 1051.77 572.79 21498.94 74.14 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 ens3 215.41 127.33 62.64 63.94 0.00 0.00 0.00 0.00 22:12:01 lo 0.58 0.58 0.90 0.90 0.00 0.00 0.00 0.00 22:12:01 ens3 436.89 262.57 739.82 226.96 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 465.08 266.66 6043.75 99.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6879) 10/03/26 _x86_64_ (4 CPU) 22:07:36 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 21.59 0.00 1.67 3.27 0.02 73.45 22:09:01 0 25.49 0.00 2.37 1.85 0.03 70.25 22:09:01 1 29.64 0.00 1.62 0.42 0.05 68.27 22:09:01 2 13.79 0.00 1.42 6.90 0.00 77.89 22:09:01 3 17.41 0.00 1.29 3.89 0.02 77.40 22:10:01 all 48.09 0.00 2.49 0.90 0.02 48.50 22:10:01 0 54.77 0.00 3.21 1.89 0.03 40.09 22:10:01 1 37.35 0.00 1.85 0.37 0.00 60.43 22:10:01 2 48.30 0.00 2.05 0.74 0.02 48.89 22:10:01 3 51.96 0.00 2.82 0.63 0.02 44.57 22:11:01 all 73.70 0.00 2.43 0.05 0.03 23.79 22:11:01 0 74.74 0.00 2.48 0.10 0.02 22.67 22:11:01 1 75.00 0.00 2.46 0.03 0.02 22.50 22:11:01 2 75.39 0.00 2.65 0.03 0.05 21.88 22:11:01 3 69.69 0.00 2.17 0.02 0.02 28.11 22:12:01 all 51.76 0.00 1.83 0.13 0.02 46.26 22:12:01 0 55.95 0.00 2.80 0.15 0.02 41.08 22:12:01 1 43.60 0.00 1.48 0.05 0.02 54.85 22:12:01 2 58.32 0.00 1.57 0.08 0.03 40.00 22:12:01 3 49.17 0.00 1.47 0.23 0.00 49.13 Average: all 48.78 0.00 2.11 1.09 0.02 48.01 Average: 0 52.72 0.00 2.72 1.00 0.03 43.54 Average: 1 46.39 0.00 1.85 0.22 0.02 51.52 Average: 2 48.94 0.00 1.92 1.94 0.03 47.17 Average: 3 47.08 0.00 1.94 1.19 0.01 49.78