---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-48726 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 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 596 11155 0 4288 15113 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:e1:ce:89 brd ff:ff:ff:ff:ff:ff inet 10.30.107.59/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fee1:ce89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-48726) 09/24/25 _x86_64_ (4 CPU) 13:03:24 LINUX RESTART (4 CPU) 13:04:02 tps rtps wtps bread/s bwrtn/s 13:05:01 85.63 8.61 77.02 188.17 9752.38 13:06:01 164.19 36.06 128.13 2147.64 24280.22 13:07:01 21.40 7.88 13.51 349.54 3627.66 13:08:01 45.43 0.15 45.28 1.73 6785.87 13:09:01 49.64 1.22 48.43 148.81 46094.12 13:10:01 31.74 2.32 29.43 163.84 28088.12 Average: 66.28 9.37 56.91 500.77 19801.87 13:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13948020 15591160 2476948 15.08 68796 1769960 721036 4.13 629048 1623604 223868 13:06:01 12215524 14343588 4209444 25.63 80664 2229824 2262628 12.95 1957140 1999184 18720 13:07:01 11358036 13513360 5066932 30.85 81728 2254912 2595916 14.86 2837464 1970808 4472 13:08:01 11474704 13821796 4950264 30.14 90964 2429488 2218596 12.70 2552596 2124792 71792 13:09:01 11057460 15075088 5367508 32.68 94344 4050604 1166444 6.68 1606952 3439376 727272 13:10:01 11466060 15516840 4958908 30.19 97052 4079404 763656 4.37 1207272 3431644 27208 Average: 11919967 14643639 4505001 27.43 85591 2802365 1621379 9.28 1798412 2431568 178889 13:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 13:05:01 ens3 60.87 46.81 981.09 9.38 0.00 0.00 0.00 0.00 13:06:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 592.37 466.82 6320.51 80.30 0.00 0.00 0.00 0.00 13:07:01 lo 4.33 4.33 21.48 21.48 0.00 0.00 0.00 0.00 13:07:01 ens3 987.52 728.60 322.24 304.37 0.00 0.00 0.00 0.00 13:08:01 lo 2.67 2.67 4.47 4.47 0.00 0.00 0.00 0.00 13:08:01 ens3 365.53 270.29 1515.14 78.66 0.00 0.00 0.00 0.00 13:09:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 13:09:01 ens3 535.89 380.02 5929.71 76.87 0.00 0.00 0.00 0.00 13:10:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 610.20 405.00 457.51 180.22 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 4.40 4.40 0.00 0.00 0.00 0.00 Average: ens3 526.69 383.85 2592.52 121.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-48726) 09/24/25 _x86_64_ (4 CPU) 13:03:24 LINUX RESTART (4 CPU) 13:04:02 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 15.68 0.00 1.04 7.68 0.04 75.56 13:05:01 0 3.84 0.00 0.36 0.05 0.02 95.74 13:05:01 1 22.95 0.00 1.58 21.12 0.07 54.28 13:05:01 2 22.15 0.00 1.24 1.22 0.05 75.34 13:05:01 3 13.79 0.00 1.00 8.35 0.03 76.83 13:06:01 all 33.02 0.00 2.03 5.52 0.11 59.32 13:06:01 0 32.92 0.00 2.00 3.72 0.12 61.24 13:06:01 1 30.10 0.00 2.89 10.03 0.08 56.90 13:06:01 2 38.79 0.00 1.52 2.79 0.15 56.75 13:06:01 3 30.27 0.00 1.68 5.56 0.10 62.39 13:07:01 all 50.98 0.00 3.38 0.83 0.11 44.70 13:07:01 0 49.16 0.00 2.76 1.54 0.08 46.47 13:07:01 1 54.20 0.00 4.15 0.50 0.13 41.01 13:07:01 2 54.76 0.00 3.54 0.54 0.12 41.05 13:07:01 3 45.76 0.00 3.09 0.77 0.10 50.28 13:08:01 all 44.80 0.00 1.82 0.50 0.12 52.75 13:08:01 0 41.43 0.00 1.79 0.95 0.17 55.66 13:08:01 1 47.52 0.00 1.60 0.44 0.12 50.34 13:08:01 2 43.02 0.00 2.20 0.15 0.12 54.51 13:08:01 3 47.24 0.00 1.72 0.47 0.10 50.47 13:09:01 all 31.21 0.00 1.75 17.76 0.08 49.20 13:09:01 0 25.92 0.00 1.48 27.23 0.10 45.27 13:09:01 1 42.06 0.00 1.96 14.91 0.08 40.99 13:09:01 2 29.71 0.00 1.78 21.70 0.07 46.75 13:09:01 3 27.18 0.00 1.78 7.17 0.07 63.81 13:10:01 all 28.36 0.00 1.40 9.73 0.06 60.45 13:10:01 0 19.11 0.00 1.56 31.29 0.07 47.96 13:10:01 1 31.70 0.00 2.04 2.09 0.07 64.11 13:10:01 2 40.68 0.00 1.47 5.37 0.08 52.39 13:10:01 3 21.98 0.00 0.49 0.00 0.07 77.47 Average: all 34.05 0.00 1.90 7.00 0.09 56.95 Average: 0 28.78 0.00 1.66 10.85 0.09 58.61 Average: 1 38.13 0.00 2.37 8.15 0.09 51.26 Average: 2 38.23 0.00 1.96 5.29 0.10 54.42 Average: 3 31.08 0.00 1.63 3.71 0.08 63.51