---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-982 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.022 BogoMIPS: 5600.04 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 557 1133 0 2252 3120 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d6:3b:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fed6:3bdc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-982) 12/16/23 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 170.90 101.63 69.27 5951.27 42109.27 07:41:01 84.82 13.01 71.80 263.01 11007.08 07:42:01 65.59 7.80 57.79 454.32 12368.61 Average: 107.23 40.97 66.26 2233.82 21888.76 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 1863080 3415024 2175572 53.87 48328 1659200 555304 10.92 502704 1499888 141876 07:41:01 1360796 3182204 2677856 66.31 62124 1902596 769836 15.13 758712 1720700 143876 07:42:01 1147040 3168824 2891612 71.60 66308 2093128 725948 14.27 864032 1817928 7772 Average: 1456972 3255351 2581680 63.92 58920 1884975 683696 13.44 708483 1679505 97841 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 359.96 228.40 1380.27 60.63 0.00 0.00 0.00 0.00 07:40:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 07:41:01 ens3 303.80 329.00 2008.37 56.45 0.00 0.00 0.00 0.00 07:41:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 557.62 474.70 1967.94 161.41 0.00 0.00 0.00 0.00 07:42:01 lo 1.52 1.52 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 407.70 344.12 1784.28 93.03 0.00 0.00 0.00 0.00 Average: lo 1.65 1.65 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-982) 12/16/23 _x86_64_ (4 CPU) 07:38:57 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 20.95 0.00 2.51 5.24 0.05 71.25 07:40:02 0 17.72 0.00 2.68 3.61 0.05 75.94 07:40:02 1 40.13 0.00 3.53 4.89 0.07 51.38 07:40:02 2 17.78 0.00 1.99 4.73 0.03 75.46 07:40:02 3 8.24 0.00 1.85 7.71 0.05 82.15 07:41:01 all 26.65 0.00 1.52 1.38 0.06 70.38 07:41:01 0 28.95 0.00 1.39 0.36 0.05 69.25 07:41:01 1 29.54 0.00 1.39 0.25 0.08 68.74 07:41:01 2 30.84 0.00 1.87 1.57 0.07 65.65 07:41:01 3 17.37 0.00 1.40 3.36 0.05 77.82 07:42:01 all 35.01 0.00 1.42 0.86 0.06 62.64 07:42:01 0 28.66 0.00 1.31 0.33 0.07 69.64 07:42:01 1 32.74 0.00 1.22 0.43 0.05 65.55 07:42:01 2 46.70 0.00 1.72 1.50 0.08 49.99 07:42:01 3 32.02 0.00 1.45 1.17 0.07 65.29 Average: all 27.55 0.00 1.82 2.50 0.06 68.07 Average: 0 25.11 0.00 1.80 1.43 0.06 71.61 Average: 1 34.15 0.00 2.05 1.87 0.07 61.87 Average: 2 31.79 0.00 1.86 2.61 0.06 63.68 Average: 3 19.21 0.00 1.56 4.09 0.06 75.09