---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6536 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 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 618 11102 0 4318 15091 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:0a:0e:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe0a:ee6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6536) 10/26/25 _x86_64_ (4 CPU) 13:04:51 LINUX RESTART (4 CPU) 13:05:01 tps rtps wtps bread/s bwrtn/s 13:06:02 383.67 54.44 329.23 3612.86 65089.55 13:07:01 179.53 41.26 138.26 2314.32 22592.10 13:08:01 19.06 8.02 11.05 352.47 1010.90 13:09:01 26.00 0.12 25.88 1.20 3178.00 13:10:01 25.25 0.07 25.18 1.60 3682.99 13:11:01 48.81 1.78 47.03 186.77 32104.65 Average: 113.54 17.55 95.99 1074.76 21272.70 13:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:06:02 13846752 15492660 2578216 15.70 69064 1772288 858764 4.91 726936 1627600 229920 13:07:01 12379304 14514412 4045664 24.63 80804 2236416 1877984 10.75 1785560 2007776 9036 13:08:01 11466800 13629724 4958168 30.19 81952 2261940 2522196 14.43 2721116 1978172 4688 13:09:01 11345008 13656520 5079960 30.93 86392 2401168 2421524 13.86 2711964 2099460 63052 13:10:01 11274716 13631028 5150252 31.36 91700 2437496 2442208 13.98 2742404 2132976 4624 13:11:01 10877204 14929356 5547764 33.78 94724 4083280 1328184 7.60 1775156 3452228 1049820 Average: 11864964 14308950 4560004 27.76 84106 2532098 1908477 10.92 2077189 2216369 226857 13:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:06:02 ens3 441.41 277.80 1934.30 77.47 0.00 0.00 0.00 0.00 13:06:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 13:07:01 ens3 617.73 451.23 6446.57 74.64 0.00 0.00 0.00 0.00 13:07:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 13:08:01 ens3 1113.08 691.12 318.20 297.07 0.00 0.00 0.00 0.00 13:08:01 lo 4.15 4.15 21.47 21.47 0.00 0.00 0.00 0.00 13:09:01 ens3 355.74 247.18 1020.75 76.14 0.00 0.00 0.00 0.00 13:09:01 lo 2.65 2.65 4.46 4.46 0.00 0.00 0.00 0.00 13:10:01 ens3 88.82 67.91 430.15 14.86 0.00 0.00 0.00 0.00 13:10:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 13:11:01 ens3 766.17 490.30 6301.63 117.48 0.00 0.00 0.00 0.00 13:11:01 lo 1.58 1.58 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 563.67 370.70 2731.61 109.71 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6536) 10/26/25 _x86_64_ (4 CPU) 13:04:51 LINUX RESTART (4 CPU) 13:05:01 CPU %user %nice %system %iowait %steal %idle 13:06:02 all 22.82 0.00 2.16 3.52 0.05 71.45 13:06:02 0 27.10 0.00 2.02 1.17 0.05 69.67 13:06:02 1 18.34 0.00 2.10 1.66 0.05 77.86 13:06:02 2 25.10 0.00 2.91 9.28 0.07 62.64 13:06:02 3 20.74 0.00 1.57 1.97 0.05 75.67 13:07:01 all 30.27 0.00 1.94 0.59 0.07 67.12 13:07:01 0 27.77 0.00 1.99 0.54 0.07 69.63 13:07:01 1 31.78 0.00 1.89 0.94 0.07 65.32 13:07:01 2 32.80 0.00 1.80 0.66 0.07 64.67 13:07:01 3 28.73 0.00 2.06 0.24 0.09 68.88 13:08:01 all 51.69 0.00 3.26 0.10 0.07 44.88 13:08:01 0 51.36 0.00 2.92 0.15 0.07 45.50 13:08:01 1 49.39 0.00 2.96 0.05 0.08 47.51 13:08:01 2 51.37 0.00 4.41 0.13 0.07 44.03 13:08:01 3 54.62 0.00 2.80 0.02 0.07 42.49 13:09:01 all 41.07 0.00 1.51 0.04 0.08 57.30 13:09:01 0 46.26 0.00 1.67 0.05 0.07 51.95 13:09:01 1 33.42 0.00 1.77 0.10 0.10 64.61 13:09:01 2 45.69 0.00 1.22 0.02 0.08 52.99 13:09:01 3 38.92 0.00 1.37 0.00 0.07 59.65 13:10:01 all 5.69 0.00 0.39 0.05 0.06 93.81 13:10:01 0 3.74 0.00 0.23 0.18 0.05 95.80 13:10:01 1 9.39 0.00 0.38 0.00 0.07 90.16 13:10:01 2 4.61 0.00 0.60 0.00 0.05 94.74 13:10:01 3 5.03 0.00 0.38 0.00 0.08 94.50 13:11:01 all 34.13 0.00 2.05 0.40 0.07 63.35 13:11:01 0 29.44 0.00 0.89 0.62 0.07 68.98 13:11:01 1 31.34 0.00 2.05 0.20 0.07 66.34 13:11:01 2 29.65 0.00 2.76 0.45 0.07 67.07 13:11:01 3 46.09 0.00 2.46 0.33 0.08 51.03 Average: all 30.94 0.00 1.88 0.78 0.07 66.32 Average: 0 30.95 0.00 1.62 0.45 0.06 66.92 Average: 1 28.93 0.00 1.86 0.49 0.07 68.65 Average: 2 31.53 0.00 2.28 1.76 0.07 64.36 Average: 3 32.37 0.00 1.78 0.43 0.07 65.35