---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9653 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: 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 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 5345 0 2154 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:17:c2:ab brd ff:ff:ff:ff:ff:ff inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe17:c2ab/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-9653) 11/19/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 117.46 53.98 63.48 3551.75 6099.05 12:49:01 83.74 30.01 53.72 1686.92 8831.19 12:50:01 60.14 8.88 51.26 504.72 6831.79 12:51:01 24.08 0.35 23.73 33.73 4719.75 Average: 71.36 23.31 48.05 1444.37 6620.42 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5947964 7398564 2219456 27.17 38932 1590080 708992 7.69 606508 1444360 86616 12:49:01 5562340 7274052 2605080 31.90 58316 1816320 830852 9.02 746092 1658808 103868 12:50:01 5526656 7441632 2640764 32.33 63044 2010348 626364 6.80 691640 1740828 126672 12:51:01 5514196 7434316 2653224 32.49 65184 2012940 649240 7.04 705008 1739876 11968 Average: 5637789 7387141 2529631 30.97 56369 1857422 703862 7.64 687312 1645968 82281 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 350.65 204.62 1454.31 62.88 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 101.18 76.60 475.61 21.27 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 242.61 263.62 1221.71 638.18 0.00 0.00 0.00 0.00 12:50:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 12.28 12.80 9.22 6.01 0.00 0.00 0.00 0.00 12:51:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 176.69 139.41 790.24 182.08 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9653) 11/19/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.40 0.00 1.79 3.74 1.76 70.31 12:48:01 0 12.44 0.00 0.98 2.28 1.30 82.99 12:48:01 1 16.19 0.00 2.00 9.59 1.62 70.61 12:48:01 2 40.24 0.00 2.72 1.49 2.31 53.24 12:48:01 3 20.68 0.00 1.48 1.63 1.83 74.38 12:49:01 all 24.18 0.00 1.52 2.67 2.05 69.58 12:49:01 0 11.05 0.00 0.65 1.48 1.71 85.11 12:49:01 1 47.87 0.00 2.44 1.33 2.21 46.14 12:49:01 2 21.52 0.00 2.01 5.45 2.26 68.76 12:49:01 3 16.30 0.00 0.95 2.43 1.99 78.33 12:50:01 all 33.19 0.00 1.77 1.37 3.41 60.26 12:50:01 0 33.13 0.00 1.93 1.28 3.56 60.10 12:50:01 1 38.03 0.00 1.83 1.48 3.23 55.43 12:50:01 2 25.32 0.00 1.63 2.16 3.29 67.61 12:50:01 3 36.27 0.00 1.73 0.58 3.59 57.84 12:51:01 all 20.81 0.00 0.95 0.77 0.95 76.52 12:51:01 0 8.72 0.00 0.62 0.08 0.53 90.05 12:51:01 1 9.25 0.00 0.48 0.53 0.70 89.04 12:51:01 2 34.29 0.00 1.72 2.30 1.20 60.49 12:51:01 3 31.01 0.00 0.95 0.17 1.35 66.52 Average: all 25.15 0.00 1.51 2.14 2.04 69.16 Average: 0 16.34 0.00 1.04 1.28 1.78 79.56 Average: 1 27.84 0.00 1.69 3.23 1.94 65.29 Average: 2 30.34 0.00 2.02 2.85 2.26 62.52 Average: 3 26.07 0.00 1.28 1.20 2.19 69.26