---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-351 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 9.0G 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 569 12673 0 2796 15145 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:1a:ed:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe1a:ede6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-351) 03/29/26 _x86_64_ (4 CPU) 03:05:43 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 120.65 27.65 93.00 999.57 25921.15 03:08:01 140.69 12.60 128.10 325.81 34205.37 03:09:01 49.18 6.08 43.09 428.20 24335.28 03:10:01 35.56 3.28 32.28 99.45 7373.70 Average: 86.52 12.40 74.12 463.26 22958.87 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 14068340 15596648 2356628 14.35 59884 1670740 741456 4.24 614676 1530628 139984 03:08:01 13423424 15217412 3001544 18.27 79448 1903664 1202940 6.88 1027828 1735352 8016 03:09:01 12327364 14275884 4097604 24.95 85096 2047132 2125604 12.16 1992744 1852512 7592 03:10:01 12919428 15448508 3505540 21.34 89188 2614720 865756 4.95 1037252 2202212 525540 Average: 13184639 15134613 3240329 19.73 78404 2059064 1233939 7.06 1168125 1830176 170283 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 03:07:01 ens3 413.85 256.12 1617.03 72.07 0.00 0.00 0.00 0.00 03:08:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 03:08:01 ens3 289.99 242.66 1576.62 62.26 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 2107.42 1164.07 2351.80 469.62 0.00 0.00 0.00 0.00 03:10:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 03:10:01 ens3 450.32 350.42 803.67 121.00 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 815.39 503.32 1587.28 181.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-351) 03/29/26 _x86_64_ (4 CPU) 03:05:43 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 15.65 0.00 1.29 10.66 0.05 72.36 03:07:01 0 8.91 0.00 0.92 2.25 0.03 87.90 03:07:01 1 6.19 0.00 0.79 4.42 0.05 88.55 03:07:01 2 25.87 0.00 1.89 24.53 0.07 47.64 03:07:01 3 21.64 0.00 1.55 11.47 0.05 65.29 03:08:01 all 21.05 0.00 1.86 2.87 0.08 74.14 03:08:01 0 22.07 0.00 2.84 3.49 0.10 71.50 03:08:01 1 27.34 0.00 2.07 1.09 0.10 69.40 03:08:01 2 19.16 0.00 1.49 0.97 0.05 78.33 03:08:01 3 15.65 0.00 1.05 5.94 0.07 77.29 03:09:01 all 39.38 0.00 5.22 1.17 0.08 54.16 03:09:01 0 33.43 0.00 2.98 0.32 0.08 63.19 03:09:01 1 46.01 0.00 6.96 0.45 0.07 46.51 03:09:01 2 32.50 0.00 6.02 0.43 0.07 60.98 03:09:01 3 45.60 0.00 4.90 3.44 0.08 45.97 03:10:01 all 39.12 0.00 1.74 1.48 0.08 57.58 03:10:01 0 37.55 0.00 1.47 1.19 0.07 59.73 03:10:01 1 36.49 0.00 2.07 0.22 0.07 61.15 03:10:01 2 41.88 0.00 1.84 1.09 0.07 55.12 03:10:01 3 40.59 0.00 1.57 3.41 0.10 54.33 Average: all 28.80 0.00 2.52 4.05 0.07 64.56 Average: 0 25.47 0.00 2.05 1.81 0.07 70.60 Average: 1 29.00 0.00 2.97 1.54 0.07 66.41 Average: 2 29.84 0.00 2.81 6.75 0.06 60.53 Average: 3 30.87 0.00 2.27 6.07 0.08 60.72