---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2669 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.9G 68G 13% / 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 1462 10724 0 3852 14247 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:6a:c6:51 brd ff:ff:ff:ff:ff:ff inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe6a:c651/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2669) 10/17/26 _x86_64_ (4 CPU) 22:07:30 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps bread/s bwrtn/s 22:09:01 158.92 29.27 129.66 1719.57 57909.91 22:10:01 134.29 11.30 122.99 810.80 35362.88 22:11:01 11.48 2.43 9.05 68.12 695.88 22:12:01 28.00 4.68 23.31 125.31 11535.54 Average: 82.86 11.85 71.01 676.61 26244.52 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 12960592 15426388 3464368 21.09 70592 2578084 946744 5.42 811800 2402000 245164 22:10:01 11413340 14730456 5011620 30.51 80720 3395372 1825172 10.45 1579484 3141968 13012 22:11:01 11252104 14576708 5172856 31.49 80920 3402496 1821216 10.42 1757460 3124592 1708 22:12:01 10977568 14572596 5447392 33.17 82612 3663444 1679612 9.61 1972064 3177712 9988 Average: 11650901 14826537 4774059 29.07 78711 3259849 1568186 8.97 1530202 2961568 67468 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 22:09:01 ens3 597.53 237.69 12492.75 29.03 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 721.46 411.70 12207.83 65.01 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 ens3 286.44 151.17 86.62 82.16 0.00 0.00 0.00 0.00 22:12:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 22:12:01 ens3 354.57 235.14 714.91 208.63 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 489.56 259.02 6350.18 96.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2669) 10/17/26 _x86_64_ (4 CPU) 22:07:30 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 22.10 0.00 1.84 2.73 0.01 73.32 22:09:01 0 38.19 0.00 2.10 0.64 0.02 59.04 22:09:01 1 6.98 0.00 0.92 6.38 0.00 85.71 22:09:01 2 25.01 0.00 2.28 3.24 0.02 69.45 22:09:01 3 18.10 0.00 2.04 0.71 0.00 79.15 22:10:01 all 56.75 0.00 2.46 0.46 0.03 40.30 22:10:01 0 53.97 0.00 1.80 0.20 0.05 43.98 22:10:01 1 58.78 0.00 2.18 0.23 0.02 38.79 22:10:01 2 51.21 0.00 2.69 1.09 0.02 44.99 22:10:01 3 63.07 0.00 3.16 0.30 0.02 33.46 22:11:01 all 72.93 0.00 2.40 0.04 0.03 24.60 22:11:01 0 77.24 0.00 2.81 0.03 0.05 19.86 22:11:01 1 72.62 0.00 1.81 0.02 0.03 25.53 22:11:01 2 70.68 0.00 2.43 0.02 0.00 26.88 22:11:01 3 71.18 0.00 2.55 0.08 0.05 26.14 22:12:01 all 45.55 0.00 1.58 0.18 0.02 52.68 22:12:01 0 56.77 0.00 1.89 0.53 0.02 40.79 22:12:01 1 31.99 0.00 1.03 0.02 0.00 66.96 22:12:01 2 47.38 0.00 1.00 0.02 0.02 51.58 22:12:01 3 46.07 0.00 2.39 0.17 0.02 51.36 Average: all 49.44 0.00 2.07 0.84 0.02 47.63 Average: 0 56.60 0.00 2.15 0.35 0.03 40.86 Average: 1 42.78 0.00 1.49 1.64 0.01 54.09 Average: 2 48.65 0.00 2.10 1.08 0.01 48.15 Average: 3 49.70 0.00 2.53 0.31 0.02 47.43