---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11328 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / 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 1064 12463 0 2512 14657 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:ce:8f:48 brd ff:ff:ff:ff:ff:ff inet 10.30.106.147/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fece:8f48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11328) 11/08/25 _x86_64_ (4 CPU) 18:31:23 LINUX RESTART (4 CPU) 18:32:01 tps rtps wtps bread/s bwrtn/s 18:33:01 211.73 34.64 177.09 1839.12 61441.25 18:34:01 45.88 9.17 36.71 725.75 4953.17 18:35:01 19.66 2.73 16.93 75.84 10590.87 Average: 92.42 15.51 76.91 880.24 25662.92 18:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:33:01 13198688 15153888 3226280 19.64 76140 2066784 1132512 6.48 1091668 1895748 90532 18:34:01 11756288 13768412 4668680 28.42 77484 2120812 2416240 13.83 2550928 1871504 1696 18:35:01 12801544 15035808 3623424 22.06 79276 2337788 1234060 7.06 1434812 1940092 10316 Average: 12585507 14652703 3839461 23.38 77633 2175128 1594271 9.12 1692469 1902448 34181 18:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:33:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:33:01 ens3 389.69 284.74 4777.98 53.16 0.00 0.00 0.00 0.00 18:34:01 lo 27.61 27.61 29.62 29.62 0.00 0.00 0.00 0.00 18:34:01 ens3 340.71 195.22 566.63 73.57 0.00 0.00 0.00 0.00 18:35:01 lo 4.23 4.23 9.57 9.57 0.00 0.00 0.00 0.00 18:35:01 ens3 675.04 395.62 894.05 271.85 0.00 0.00 0.00 0.00 Average: lo 10.84 10.84 13.09 13.09 0.00 0.00 0.00 0.00 Average: ens3 468.49 291.86 2079.64 132.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11328) 11/08/25 _x86_64_ (4 CPU) 18:31:23 LINUX RESTART (4 CPU) 18:32:01 CPU %user %nice %system %iowait %steal %idle 18:33:01 all 26.97 0.00 2.08 3.70 0.10 67.15 18:33:01 0 20.40 0.00 0.95 0.22 0.07 78.36 18:33:01 1 15.60 0.00 2.03 4.98 0.10 77.29 18:33:01 2 49.62 0.00 3.63 3.08 0.13 43.54 18:33:01 3 22.23 0.00 1.71 6.55 0.10 69.41 18:34:01 all 63.46 0.00 1.19 0.25 0.11 35.00 18:34:01 0 70.84 0.00 1.07 0.10 0.12 27.87 18:34:01 1 57.32 0.00 1.32 0.45 0.10 40.81 18:34:01 2 52.65 0.00 1.22 0.35 0.10 45.68 18:34:01 3 73.00 0.00 1.12 0.08 0.10 25.70 18:35:01 all 42.38 0.00 1.35 0.29 0.08 55.90 18:35:01 0 33.24 0.00 0.92 0.02 0.07 65.76 18:35:01 1 38.30 0.00 1.09 0.18 0.08 60.35 18:35:01 2 51.16 0.00 1.55 0.07 0.08 47.14 18:35:01 3 46.84 0.00 1.87 0.89 0.10 50.30 Average: all 44.28 0.00 1.54 1.41 0.10 52.67 Average: 0 41.48 0.00 0.98 0.11 0.08 57.35 Average: 1 37.10 0.00 1.48 1.87 0.09 59.46 Average: 2 51.14 0.00 2.13 1.16 0.11 45.45 Average: 3 47.41 0.00 1.57 2.50 0.10 48.43