---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4095 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 8.3G 70G 11% / 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 604 13326 0 2108 15124 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:17:12:47 brd ff:ff:ff:ff:ff:ff inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86172sec preferred_lft 86172sec inet6 fe80::f816:3eff:fe17:1247/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4095) 04/06/26 _x86_64_ (4 CPU) 08:00:57 LINUX RESTART (4 CPU) 08:01:01 tps rtps wtps bread/s bwrtn/s 08:02:02 404.73 54.86 349.88 3657.26 106408.40 08:03:01 108.71 18.01 90.70 712.71 13817.42 08:04:01 5.28 0.00 5.28 0.00 533.64 Average: 173.26 24.32 148.94 1460.77 40399.33 08:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:02:02 13879532 15484384 2545436 15.50 65048 1739708 847580 4.85 738628 1590112 195896 08:03:01 12332384 14159128 4092584 24.92 73640 1943396 2248496 12.87 2094872 1758748 13472 08:04:01 12223000 14048116 4201968 25.58 73756 1941624 2248496 12.87 2205700 1756968 728 Average: 12811639 14563876 3613329 22.00 70815 1874909 1781524 10.20 1679733 1701943 70032 08:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:02:02 lo 1.87 1.87 0.21 0.21 0.00 0.00 0.00 0.00 08:02:02 ens3 403.00 250.39 1926.67 75.23 0.00 0.00 0.00 0.00 08:03:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 08:03:01 ens3 215.77 173.53 1787.63 32.39 0.00 0.00 0.00 0.00 08:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 ens3 5.52 3.37 1.47 1.71 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 208.05 142.26 1235.55 36.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4095) 04/06/26 _x86_64_ (4 CPU) 08:00:57 LINUX RESTART (4 CPU) 08:01:01 CPU %user %nice %system %iowait %steal %idle 08:02:02 all 21.87 0.00 2.12 4.35 0.06 71.60 08:02:02 0 30.63 0.00 3.71 4.43 0.07 61.17 08:02:02 1 29.05 0.00 2.00 3.39 0.07 65.49 08:02:02 2 17.57 0.00 1.39 3.95 0.07 77.02 08:02:02 3 10.24 0.00 1.37 5.65 0.05 82.69 08:03:01 all 48.17 0.00 1.52 0.48 0.08 49.75 08:03:01 0 52.74 0.00 1.63 0.37 0.07 45.19 08:03:01 1 55.59 0.00 1.65 0.80 0.08 41.88 08:03:01 2 50.14 0.00 1.31 0.29 0.10 48.16 08:03:01 3 34.21 0.00 1.47 0.49 0.07 63.76 08:04:01 all 31.09 0.00 0.41 0.01 0.05 68.44 08:04:01 0 23.55 0.00 0.38 0.00 0.05 76.02 08:04:01 1 35.45 0.00 0.53 0.03 0.05 63.93 08:04:01 2 10.66 0.00 0.33 0.00 0.07 88.94 08:04:01 3 54.97 0.00 0.38 0.02 0.05 44.58 Average: all 33.62 0.00 1.35 1.62 0.06 63.35 Average: 0 35.53 0.00 1.91 1.61 0.06 60.89 Average: 1 39.94 0.00 1.39 1.41 0.07 57.19 Average: 2 25.91 0.00 1.01 1.42 0.08 71.59 Average: 3 33.16 0.00 1.07 2.06 0.06 63.65