---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1305 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 7.8G 12G 41% / 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 470 5131 0 2374 7221 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:9f:d2:bf brd ff:ff:ff:ff:ff:ff inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fe9f:d2bf/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-1305) 12/20/25 _x86_64_ (4 CPU) 20:22:53 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 137.01 54.82 82.19 3597.93 40602.98 20:25:01 85.45 29.71 55.74 1656.92 9591.47 20:26:01 34.76 0.17 34.59 2.53 6871.12 20:27:01 9.41 0.02 9.40 0.13 355.21 20:28:01 35.22 10.42 24.80 729.33 3593.73 20:29:01 3.12 0.10 3.02 3.07 119.43 20:30:01 29.75 3.80 25.95 111.07 2638.53 20:31:01 28.70 0.68 28.01 77.72 6012.20 Average: 45.43 12.46 32.96 772.32 8722.96 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5961184 7386904 2206228 27.01 36980 1568636 728472 7.90 611740 1429264 84624 20:25:01 5630680 7336008 2536732 31.06 57144 1812236 846844 9.19 681752 1658496 123420 20:26:01 5498488 7280304 2668924 32.68 59200 1884672 812896 8.82 739484 1728980 1524 20:27:01 5486392 7275268 2681020 32.83 61168 1888824 812896 8.82 746404 1732408 1220 20:28:01 4532028 6446124 3635384 44.51 63468 2008124 1576356 17.10 1608332 1811984 2728 20:29:01 4478964 6393444 3688448 45.16 63536 2008236 1592344 17.28 1663332 1809652 204 20:30:01 5300400 7426216 2867012 35.10 67372 2211372 654912 7.11 723172 1924836 146856 20:31:01 5279620 7419540 2887792 35.36 69644 2222328 670000 7.27 736336 1930220 11768 Average: 5270970 7120476 2896442 35.46 59814 1950554 961840 10.44 938819 1753230 46543 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 372.04 217.96 1424.11 65.05 0.00 0.00 0.00 0.00 20:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:25:01 ens3 71.17 48.33 454.90 13.72 0.00 0.00 0.00 0.00 20:25:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:26:01 ens3 109.35 121.40 1201.30 18.71 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 57.38 83.11 60.17 13.44 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:28:01 ens3 222.52 255.75 1582.02 37.43 0.00 0.00 0.00 0.00 20:28:01 lo 3.23 3.23 1.52 1.52 0.00 0.00 0.00 0.00 20:29:01 ens3 4.35 4.35 2.87 2.46 0.00 0.00 0.00 0.00 20:29:01 lo 12.75 12.75 3.47 3.47 0.00 0.00 0.00 0.00 20:30:01 ens3 205.42 237.22 1108.67 41.63 0.00 0.00 0.00 0.00 20:30:01 lo 13.97 13.97 3.03 3.03 0.00 0.00 0.00 0.00 20:31:01 ens3 12.65 15.20 9.18 12.39 0.00 0.00 0.00 0.00 20:31:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 131.85 122.90 730.35 25.60 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1305) 12/20/25 _x86_64_ (4 CPU) 20:22:53 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.73 0.00 2.30 4.43 2.75 69.79 20:24:01 0 12.64 0.00 1.34 5.64 1.77 78.62 20:24:01 1 10.77 0.00 1.98 7.56 2.95 76.74 20:24:01 2 33.33 0.00 2.11 1.75 3.63 59.17 20:24:01 3 26.23 0.00 3.76 2.77 2.67 64.58 20:25:01 all 21.45 0.00 1.51 2.42 1.90 72.71 20:25:01 0 5.59 0.00 0.71 4.99 1.08 87.63 20:25:01 1 25.91 0.00 1.41 2.55 2.37 67.77 20:25:01 2 44.03 0.00 2.90 0.51 2.74 49.81 20:25:01 3 10.25 0.00 1.04 1.64 1.41 85.66 20:26:01 all 10.47 0.00 0.52 0.51 1.69 86.80 20:26:01 0 12.96 0.00 0.80 0.23 1.91 84.10 20:26:01 1 12.38 0.00 0.45 0.50 1.84 84.83 20:26:01 2 7.53 0.00 0.53 0.03 1.92 89.99 20:26:01 3 9.03 0.00 0.28 1.28 1.10 88.31 20:27:01 all 3.68 0.00 0.30 0.04 0.89 95.08 20:27:01 0 0.86 0.00 0.10 0.00 0.71 98.33 20:27:01 1 1.40 0.00 0.03 0.07 0.30 98.20 20:27:01 2 5.69 0.00 0.13 0.00 1.36 92.82 20:27:01 3 6.83 0.00 0.95 0.12 1.20 90.91 20:28:01 all 37.54 0.00 1.44 0.54 5.30 55.18 20:28:01 0 37.31 0.00 1.40 0.26 4.92 56.11 20:28:01 1 31.83 0.00 1.20 0.61 4.70 61.66 20:28:01 2 41.25 0.00 1.63 0.45 6.19 50.48 20:28:01 3 39.77 0.00 1.52 0.83 5.43 52.46 20:29:01 all 3.69 0.00 0.39 0.03 1.27 94.63 20:29:01 0 4.15 0.00 0.28 0.00 1.44 94.13 20:29:01 1 3.52 0.00 0.41 0.05 1.18 94.84 20:29:01 2 3.75 0.00 0.46 0.00 1.28 94.51 20:29:01 3 3.32 0.00 0.38 0.07 1.18 95.05 20:30:01 all 16.48 0.00 1.46 0.22 2.36 79.48 20:30:01 0 13.03 0.00 1.04 0.21 2.35 83.37 20:30:01 1 14.36 0.00 1.19 0.38 2.25 81.82 20:30:01 2 14.60 0.00 2.24 0.05 2.50 80.61 20:30:01 3 24.01 0.00 1.32 0.26 2.35 72.05 20:31:01 all 20.49 0.00 0.87 1.02 1.40 76.22 20:31:01 0 1.11 0.00 0.38 0.00 0.70 97.81 20:31:01 1 0.79 0.00 0.30 0.26 1.06 97.59 20:31:01 2 40.78 0.00 1.31 0.17 2.01 55.74 20:31:01 3 39.38 0.00 1.49 3.64 1.81 53.69 Average: all 16.83 0.00 1.10 1.15 2.20 78.72 Average: 0 10.98 0.00 0.76 1.41 1.86 84.99 Average: 1 12.63 0.00 0.87 1.50 2.08 82.92 Average: 2 23.87 0.00 1.42 0.37 2.71 71.64 Average: 3 19.87 0.00 1.35 1.32 2.15 75.31