---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3460 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 7.7G 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 469 5250 0 2255 7222 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:4b:c0:02 brd ff:ff:ff:ff:ff:ff inet 10.32.7.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe4b:c002/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3460) 06/15/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 186.05 102.73 83.32 5342.89 40368.56 12:49:01 59.63 3.55 56.08 113.87 10136.93 12:50:01 95.58 30.43 65.16 1964.47 8859.86 12:51:01 36.71 8.33 28.38 264.22 5266.99 Average: 94.50 36.26 58.24 1921.58 16159.34 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6071212 7464344 2096200 25.67 36492 1537232 658248 7.14 533708 1399664 70100 12:49:01 5793428 7506940 2373984 29.07 57288 1818604 600072 6.51 492992 1679876 150920 12:50:01 5338332 7213624 2829080 34.64 65012 1966980 869628 9.44 842332 1772708 7116 12:51:01 5442680 7460264 2724732 33.36 68316 2103180 623524 6.77 681612 1826052 25560 Average: 5661413 7411293 2505999 30.68 56777 1856499 687868 7.46 637661 1669575 63424 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 498.20 269.51 1265.79 68.21 0.00 0.00 0.00 0.00 12:48:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 12:49:01 ens3 56.82 48.15 659.00 10.00 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 294.10 335.73 1409.85 55.90 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 119.43 136.61 357.12 619.63 0.00 0.00 0.00 0.00 12:51:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 242.16 197.51 922.97 188.44 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3460) 06/15/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.28 0.00 2.99 5.74 1.22 68.77 12:48:01 0 18.56 0.00 2.04 5.16 1.07 73.18 12:48:01 1 12.17 0.00 4.71 3.54 0.85 78.73 12:48:01 2 25.82 0.00 2.35 11.72 1.50 58.60 12:48:01 3 28.61 0.00 2.85 2.55 1.42 64.57 12:49:01 all 21.31 0.00 1.20 1.55 0.75 75.19 12:49:01 0 27.99 0.00 0.97 0.35 0.77 69.93 12:49:01 1 29.80 0.00 2.10 0.77 1.03 66.31 12:49:01 2 13.49 0.00 0.94 4.99 0.76 79.82 12:49:01 3 13.98 0.00 0.83 0.07 0.47 84.65 12:50:01 all 34.10 0.00 1.90 1.54 2.10 60.36 12:50:01 0 38.96 0.00 1.28 0.38 2.17 57.21 12:50:01 1 29.25 0.00 2.31 0.43 2.00 66.01 12:50:01 2 30.41 0.00 1.41 4.01 2.11 62.05 12:50:01 3 37.85 0.00 2.57 1.30 2.10 56.19 12:51:01 all 28.29 0.00 1.37 0.91 1.48 67.94 12:51:01 0 24.21 0.00 1.62 0.37 1.48 72.33 12:51:01 1 38.00 0.00 1.57 1.10 1.62 57.71 12:51:01 2 9.50 0.00 1.00 1.77 1.09 86.63 12:51:01 3 41.41 0.00 1.27 0.42 1.75 55.16 Average: all 26.25 0.00 1.86 2.43 1.39 68.07 Average: 0 27.43 0.00 1.48 1.56 1.37 68.16 Average: 1 27.31 0.00 2.67 1.46 1.38 67.19 Average: 2 19.80 0.00 1.43 5.62 1.36 71.78 Average: 3 30.47 0.00 1.88 1.08 1.43 65.13