---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12073 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: 2800.000 BogoMIPS: 5600.00 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 672K 1.6G 1% /run /dev/vda1 78G 8.6G 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 548 13013 0 2477 15173 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:20:91:55 brd ff:ff:ff:ff:ff:ff inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe20:9155/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12073) 01/13/24 _x86_64_ (4 CPU) 22:47:10 LINUX RESTART (4 CPU) 22:48:02 tps rtps wtps bread/s bwrtn/s 22:49:01 142.62 27.84 114.78 1324.79 35853.58 22:50:01 71.07 3.50 67.57 332.48 28835.33 22:51:01 42.08 6.48 35.59 1051.82 10873.92 Average: 84.94 12.52 72.41 900.68 25128.03 22:48:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:49:01 13495472 15268724 2929496 17.84 72668 1892532 1096904 6.28 1000724 1698384 107120 22:50:01 13166592 15038848 3258376 19.84 75960 1984128 1510464 8.64 1256404 1762280 1068 22:51:01 13389232 15599608 3035736 18.48 82900 2309512 719068 4.12 758828 2027340 53624 Average: 13350432 15302393 3074536 18.72 77176 2062057 1108812 6.35 1005319 1829335 53937 22:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:49:01 ens3 182.31 139.23 1042.07 49.71 0.00 0.00 0.00 0.00 22:49:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 22:50:01 ens3 244.01 180.30 1021.98 58.89 0.00 0.00 0.00 0.00 22:50:01 lo 1.00 1.00 0.06 0.06 0.00 0.00 0.00 0.00 22:51:01 ens3 160.89 132.46 284.48 47.88 0.00 0.00 0.00 0.00 22:51:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 195.81 150.73 781.39 52.17 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12073) 01/13/24 _x86_64_ (4 CPU) 22:47:10 LINUX RESTART (4 CPU) 22:48:02 CPU %user %nice %system %iowait %steal %idle 22:49:01 all 25.91 0.00 1.77 4.96 0.07 67.29 22:49:01 0 10.83 0.00 1.87 6.79 0.07 80.44 22:49:01 1 39.75 0.00 2.16 1.80 0.09 56.21 22:49:01 2 36.88 0.00 1.94 1.21 0.09 59.88 22:49:01 3 16.22 0.00 1.11 10.03 0.05 72.59 22:50:01 all 57.38 0.00 2.42 1.75 0.10 38.34 22:50:01 0 58.40 0.00 2.17 2.25 0.10 37.08 22:50:01 1 61.00 0.00 2.93 0.20 0.12 35.75 22:50:01 2 50.95 0.00 1.88 0.87 0.10 46.19 22:50:01 3 59.10 0.00 2.70 3.71 0.10 34.39 22:51:01 all 36.45 0.00 1.63 1.28 0.08 60.57 22:51:01 0 46.62 0.00 1.92 0.10 0.07 51.29 22:51:01 1 28.74 0.00 1.79 0.57 0.07 68.83 22:51:01 2 36.94 0.00 0.97 0.30 0.08 61.70 22:51:01 3 33.49 0.00 1.84 4.15 0.08 60.43 Average: all 39.97 0.00 1.94 2.65 0.08 55.35 Average: 0 38.76 0.00 1.99 3.02 0.08 56.15 Average: 1 43.17 0.00 2.29 0.85 0.09 53.60 Average: 2 41.61 0.00 1.60 0.79 0.09 55.91 Average: 3 36.36 0.00 1.89 5.94 0.08 55.74