---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18868 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 9.3G 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 615 12247 0 3176 15094 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:44:4b:99 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe44:4b99/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18868) 12/09/25 _x86_64_ (4 CPU) 01:12:22 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 127.95 15.70 112.25 1209.93 18907.38 01:15:01 141.24 20.11 121.13 681.62 21093.15 01:16:01 67.57 2.10 65.47 61.86 25475.09 Average: 112.25 12.64 99.62 651.14 21825.21 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13867412 15558196 2557556 15.57 71056 1814068 769000 4.40 667400 1664136 89692 01:15:01 12937492 14961268 3487476 21.23 85500 2119536 1212008 6.94 1312848 1919036 9524 01:16:01 12558300 15456992 3866668 23.54 96352 2958832 859424 4.92 1248148 2324116 362804 Average: 13121068 15325485 3303900 20.12 84303 2297479 946811 5.42 1076132 1969096 154007 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 01:14:01 ens3 124.71 107.77 1144.95 27.97 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:15:01 ens3 437.33 393.32 4454.58 58.29 0.00 0.00 0.00 0.00 01:16:01 lo 13.66 13.66 1.23 1.23 0.00 0.00 0.00 0.00 01:16:01 ens3 471.57 411.31 4348.55 2309.67 0.00 0.00 0.00 0.00 Average: lo 4.87 4.87 0.44 0.44 0.00 0.00 0.00 0.00 Average: ens3 344.54 304.13 3316.03 798.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18868) 12/09/25 _x86_64_ (4 CPU) 01:12:22 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 12.81 0.00 1.09 1.70 0.05 84.35 01:14:01 0 19.71 0.00 1.37 0.68 0.05 78.19 01:14:01 1 9.08 0.00 0.85 0.77 0.07 89.23 01:14:01 2 5.32 0.00 1.16 4.40 0.05 89.07 01:14:01 3 17.07 0.00 0.98 0.98 0.02 80.94 01:15:01 all 26.24 0.00 1.48 0.55 0.06 71.66 01:15:01 0 28.58 0.00 1.22 0.53 0.05 69.62 01:15:01 1 29.56 0.00 1.53 0.18 0.07 68.66 01:15:01 2 23.17 0.00 1.33 0.63 0.07 74.81 01:15:01 3 23.65 0.00 1.83 0.84 0.07 73.62 01:16:01 all 34.23 0.00 2.21 0.45 0.07 63.04 01:16:01 0 42.85 0.00 3.05 1.12 0.10 52.89 01:16:01 1 39.33 0.00 1.65 0.10 0.07 58.85 01:16:01 2 24.83 0.00 1.76 0.33 0.07 73.01 01:16:01 3 29.95 0.00 2.37 0.25 0.07 67.36 Average: all 24.44 0.00 1.59 0.90 0.06 73.01 Average: 0 30.38 0.00 1.88 0.78 0.07 66.89 Average: 1 25.99 0.00 1.35 0.35 0.07 72.24 Average: 2 17.82 0.00 1.42 1.78 0.06 78.92 Average: 3 23.56 0.00 1.73 0.69 0.05 73.97