---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2772 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 415 1241 0 2287 3262 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:3c:26:00 brd ff:ff:ff:ff:ff:ff inet 10.32.6.80/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe3c:2600/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2772) 06/14/25 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 137.79 56.29 81.50 3638.73 11715.91 02:59:01 67.51 11.95 55.56 229.70 10806.73 03:00:01 10.30 0.00 10.30 0.00 443.26 03:01:01 55.97 1.00 54.97 89.05 9240.59 Average: 67.89 17.31 50.58 989.37 8051.62 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 1818288 3382264 2220356 54.98 49876 1669076 591832 11.63 517328 1528852 167972 02:59:01 1521932 3223076 2516712 62.32 57520 1791068 748288 14.71 693328 1633984 3940 03:00:01 1501564 3210108 2537080 62.82 59508 1795572 752224 14.79 708788 1637664 1376 03:01:01 1288840 3354260 2749804 68.09 65232 2139016 598280 11.76 582988 1960240 119064 Average: 1532656 3292427 2505988 62.05 58034 1848683 672656 13.22 625608 1690185 73088 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 407.48 272.09 1598.47 78.55 0.00 0.00 0.00 0.00 02:58:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 02:59:01 ens3 121.53 114.51 978.22 22.58 0.00 0.00 0.00 0.00 02:59:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 57.94 84.54 62.35 13.40 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 633.11 573.04 4047.44 73.37 0.00 0.00 0.00 0.00 03:01:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 305.02 261.04 1671.62 46.97 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2772) 06/14/25 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.09 0.00 1.78 4.07 0.05 73.02 02:58:01 0 21.13 0.00 1.77 2.24 0.05 74.82 02:58:01 1 19.89 0.00 1.40 2.47 0.03 76.20 02:58:01 2 35.62 0.00 2.60 3.55 0.08 58.14 02:58:01 3 7.66 0.00 1.32 8.03 0.03 82.95 02:59:01 all 13.72 0.00 0.65 1.23 0.05 84.35 02:59:01 0 11.46 0.00 0.45 0.07 0.05 87.97 02:59:01 1 20.69 0.00 0.94 2.14 0.03 76.20 02:59:01 2 12.80 0.00 0.43 0.68 0.05 86.03 02:59:01 3 9.90 0.00 0.75 2.06 0.05 87.23 03:00:01 all 3.95 0.00 0.25 0.03 0.03 95.73 03:00:01 0 6.07 0.00 0.33 0.00 0.03 93.56 03:00:01 1 0.00 0.00 0.00 0.05 0.02 99.93 03:00:01 2 4.02 0.00 0.10 0.00 0.05 95.83 03:00:01 3 5.72 0.00 0.57 0.08 0.05 93.58 03:01:01 all 17.25 0.00 1.34 0.90 0.06 80.44 03:01:01 0 12.49 0.00 0.92 0.18 0.05 86.36 03:01:01 1 18.34 0.00 1.69 0.82 0.05 79.10 03:01:01 2 11.46 0.00 1.39 2.33 0.05 84.77 03:01:01 3 26.73 0.00 1.34 0.28 0.07 71.58 Average: all 14.00 0.00 1.00 1.56 0.05 83.39 Average: 0 12.79 0.00 0.87 0.62 0.05 85.68 Average: 1 14.73 0.00 1.01 1.37 0.03 82.87 Average: 2 15.98 0.00 1.13 1.64 0.06 81.19 Average: 3 12.51 0.00 1.00 2.61 0.05 83.83