---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14267 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 619 11131 0 4289 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:1e:79:8e brd ff:ff:ff:ff:ff:ff inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86013sec preferred_lft 86013sec inet6 fe80::f816:3eff:fe1e:798e/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-14267) 11/21/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 189.94 33.96 155.97 1809.83 30835.13 13:05:01 77.52 14.91 62.61 843.19 12912.38 13:06:01 24.09 0.15 23.94 3.60 2876.24 13:07:01 31.78 0.07 31.71 1.60 4126.65 13:08:01 50.46 2.33 48.13 216.63 48149.44 Average: 74.76 10.28 64.47 574.95 19779.40 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13387892 15226160 3037076 18.49 76256 1951352 1049608 6.01 1018732 1779028 91172 13:05:01 11222656 13381680 5202312 31.67 81664 2258556 2828652 16.19 2965984 1975852 12736 13:06:01 11519100 13811552 4905868 29.87 85288 2384152 2300120 13.16 2554584 2084904 64568 13:07:01 11436072 13786456 4988896 30.37 91888 2431404 2333296 13.35 2586832 2128516 5544 13:08:01 9584944 13620904 6840024 41.64 94556 4067292 2645344 15.14 3078864 3437052 558440 Average: 11430133 13965350 4994835 30.41 85930 2618551 2231404 12.77 2440999 2281070 146492 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 289.35 238.21 2827.41 44.15 0.00 0.00 0.00 0.00 13:04:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 1227.01 749.56 4601.64 244.84 0.00 0.00 0.00 0.00 13:05:01 lo 3.03 3.03 13.00 13.00 0.00 0.00 0.00 0.00 13:06:01 ens3 648.68 451.82 904.82 150.59 0.00 0.00 0.00 0.00 13:06:01 lo 3.80 3.80 12.94 12.94 0.00 0.00 0.00 0.00 13:07:01 ens3 107.90 92.02 568.59 19.37 0.00 0.00 0.00 0.00 13:07:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 1208.88 752.71 6567.59 176.57 0.00 0.00 0.00 0.00 13:08:01 lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 696.36 456.86 3093.94 127.11 0.00 0.00 0.00 0.00 Average: lo 1.82 1.82 5.24 5.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14267) 11/21/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 26.37 0.00 1.82 2.00 0.07 69.74 13:04:01 0 15.60 0.00 1.42 0.43 0.05 82.50 13:04:01 1 22.29 0.00 1.55 4.99 0.07 71.10 13:04:01 2 22.03 0.00 1.52 1.33 0.10 75.02 13:04:01 3 45.58 0.00 2.79 1.22 0.07 50.34 13:05:01 all 64.76 0.00 3.56 0.24 0.08 31.36 13:05:01 0 66.86 0.00 3.56 0.17 0.08 29.33 13:05:01 1 64.62 0.00 4.47 0.47 0.08 30.36 13:05:01 2 58.40 0.00 2.63 0.13 0.08 38.75 13:05:01 3 69.18 0.00 3.60 0.20 0.07 26.95 13:06:01 all 38.21 0.00 2.09 0.04 0.06 59.59 13:06:01 0 40.97 0.00 1.92 0.07 0.05 56.99 13:06:01 1 36.66 0.00 1.99 0.08 0.07 61.20 13:06:01 2 36.71 0.00 1.96 0.03 0.07 61.23 13:06:01 3 38.50 0.00 2.52 0.02 0.08 58.87 13:07:01 all 7.75 0.00 0.49 0.03 0.06 91.66 13:07:01 0 7.95 0.00 0.66 0.00 0.05 91.34 13:07:01 1 4.86 0.00 0.40 0.08 0.05 94.61 13:07:01 2 9.19 0.00 0.27 0.00 0.03 90.51 13:07:01 3 9.05 0.00 0.64 0.00 0.08 90.23 13:08:01 all 47.90 0.00 2.38 0.58 0.08 49.07 13:08:01 0 41.03 0.00 1.96 1.30 0.07 55.64 13:08:01 1 58.75 0.00 3.27 0.63 0.08 37.26 13:08:01 2 46.76 0.00 2.22 0.28 0.08 50.65 13:08:01 3 45.06 0.00 2.11 0.10 0.08 52.65 Average: all 36.97 0.00 2.07 0.58 0.07 60.32 Average: 0 34.46 0.00 1.90 0.39 0.06 63.18 Average: 1 37.33 0.00 2.33 1.25 0.07 59.03 Average: 2 34.62 0.00 1.72 0.36 0.07 63.23 Average: 3 41.47 0.00 2.33 0.31 0.08 55.81