---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1364 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: 2800.000 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 475 5403 0 2097 7222 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:47:b8:5d brd ff:ff:ff:ff:ff:ff inet 10.32.6.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe47:b85d/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-1364) 05/20/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 151.49 66.29 85.20 4274.75 40828.15 19:15:01 66.85 13.01 53.84 314.12 8611.42 19:16:01 64.22 8.53 55.69 470.59 7524.61 19:17:01 26.05 0.35 25.70 33.73 4505.25 Average: 77.20 22.08 55.11 1277.31 15395.62 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5983892 7411436 2183528 26.73 37064 1570068 688020 7.47 587340 1431956 87748 19:15:01 5596528 7261532 2570892 31.48 57476 1771192 874344 9.49 760892 1612472 119952 19:16:01 5567468 7425900 2599952 31.83 62836 1954916 645900 7.01 676748 1716828 114792 19:17:01 5533788 7396060 2633632 32.25 65288 1956004 689392 7.48 711968 1714780 9700 Average: 5670419 7373732 2497001 30.57 55666 1813045 724414 7.86 684237 1619009 83048 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:14:02 ens3 459.49 239.58 1555.34 66.74 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 92.22 72.28 486.54 19.60 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 326.63 316.51 1244.77 577.26 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 13.61 13.80 10.87 6.72 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 223.54 160.91 825.79 168.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1364) 05/20/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.81 0.00 2.98 4.81 1.45 67.94 19:14:02 0 12.87 0.00 1.23 3.21 0.93 81.75 19:14:02 1 28.23 0.00 2.61 5.48 1.99 61.69 19:14:02 2 32.72 0.00 6.11 8.24 1.64 51.29 19:14:02 3 17.46 0.00 1.99 2.32 1.22 77.02 19:15:01 all 26.25 0.00 1.54 1.59 1.66 68.95 19:15:01 0 37.50 0.00 1.68 0.53 1.68 58.62 19:15:01 1 23.62 0.00 1.39 0.22 1.20 73.57 19:15:01 2 18.59 0.00 1.95 5.45 1.57 72.43 19:15:01 3 25.33 0.00 1.13 0.18 2.20 71.16 19:16:01 all 35.63 0.00 2.06 1.08 2.37 58.87 19:16:01 0 34.66 0.00 1.66 0.36 2.31 61.01 19:16:01 1 41.91 0.00 2.06 0.20 2.21 53.63 19:16:01 2 42.00 0.00 3.09 2.80 2.95 49.15 19:16:01 3 23.98 0.00 1.42 0.93 2.02 71.65 19:17:01 all 21.00 0.00 0.92 0.82 1.00 76.25 19:17:01 0 39.02 0.00 1.21 0.17 1.62 57.98 19:17:01 1 37.91 0.00 1.36 0.17 1.35 59.21 19:17:01 2 4.98 0.00 0.82 2.96 0.38 90.86 19:17:01 3 2.24 0.00 0.35 0.03 0.64 96.74 Average: all 26.43 0.00 1.88 2.07 1.62 68.00 Average: 0 31.00 0.00 1.44 1.07 1.64 64.86 Average: 1 32.96 0.00 1.86 1.52 1.69 61.97 Average: 2 24.60 0.00 2.99 4.86 1.64 65.92 Average: 3 17.20 0.00 1.22 0.86 1.52 79.20