---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1365 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 432 1334 0 2176 3247 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:77:7b:ac brd ff:ff:ff:ff:ff:ff inet 10.32.6.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe77:7bac/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-1365) 07/26/25 _x86_64_ (4 CPU) 12:27:49 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 107.85 54.02 53.82 3553.27 5357.24 12:30:01 66.19 12.25 53.93 318.92 9039.32 12:31:01 92.27 26.31 65.96 1831.16 9882.89 12:32:01 25.11 0.68 24.43 77.72 3838.16 Average: 72.88 23.37 49.52 1450.03 7020.91 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 1874196 3315960 2164448 53.59 36976 1568360 651148 12.80 578876 1429444 79472 12:30:01 1728464 3404532 2310180 57.20 57108 1767140 551556 10.84 500484 1620980 136436 12:31:01 1367972 3317792 2670672 66.13 64116 2027464 626184 12.31 680412 1789576 86652 12:32:01 1364596 3320192 2674048 66.21 66380 2030704 626060 12.31 684052 1788232 10104 Average: 1583807 3339619 2454837 60.78 56145 1848417 613737 12.06 610956 1657058 78166 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 288.57 195.57 1414.76 63.58 0.00 0.00 0.00 0.00 12:29:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 12:30:01 ens3 52.37 34.80 443.21 10.10 0.00 0.00 0.00 0.00 12:30:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 12:31:01 ens3 304.95 347.58 2194.06 58.48 0.00 0.00 0.00 0.00 12:31:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:32:01 ens3 11.33 12.18 9.17 5.96 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 164.78 148.01 1017.72 34.64 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1365) 07/26/25 _x86_64_ (4 CPU) 12:27:49 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 23.23 0.00 1.90 3.13 1.30 70.45 12:29:02 0 10.53 0.00 1.33 1.63 0.93 85.57 12:29:02 1 25.00 0.00 2.27 7.63 1.15 63.95 12:29:02 2 20.82 0.00 1.48 0.65 1.53 75.52 12:29:02 3 36.55 0.00 2.52 2.60 1.58 56.75 12:30:01 all 21.41 0.00 1.47 1.61 1.42 74.09 12:30:01 0 5.99 0.00 0.62 0.52 1.23 91.64 12:30:01 1 10.01 0.00 1.12 5.00 0.79 83.08 12:30:01 2 7.32 0.00 0.54 0.54 1.52 90.08 12:30:01 3 62.71 0.00 3.63 0.39 2.10 31.17 12:31:01 all 38.57 0.00 1.98 1.59 2.84 55.01 12:31:01 0 38.58 0.00 1.62 0.40 2.50 56.91 12:31:01 1 48.42 0.00 2.04 1.99 3.05 44.49 12:31:01 2 31.78 0.00 1.58 1.64 2.74 62.26 12:31:01 3 35.49 0.00 2.70 2.33 3.09 56.39 12:32:01 all 21.02 0.00 0.93 0.73 1.06 76.25 12:32:01 0 16.97 0.00 0.71 0.50 0.75 81.06 12:32:01 1 19.18 0.00 0.98 1.34 1.13 77.37 12:32:01 2 5.54 0.00 0.60 1.01 0.53 92.32 12:32:01 3 42.36 0.00 1.43 0.12 1.83 54.27 Average: all 26.08 0.00 1.57 1.77 1.66 68.93 Average: 0 18.04 0.00 1.07 0.76 1.35 78.77 Average: 1 25.73 0.00 1.60 3.98 1.53 67.16 Average: 2 16.38 0.00 1.05 0.96 1.58 80.02 Average: 3 44.18 0.00 2.56 1.36 2.15 49.74