---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1563 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 9.0G 11G 47% / 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 3876 0 3629 7207 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:8d:72:be brd ff:ff:ff:ff:ff:ff inet 10.32.7.58/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe8d:72be/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-1563) 10/31/26 _x86_64_ (4 CPU) 11:16:52 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 136.39 54.81 81.59 3585.67 8587.39 11:19:01 123.86 36.54 87.32 2248.96 52372.07 11:20:01 11.86 0.00 11.86 0.00 570.17 11:21:01 59.36 2.63 56.72 179.84 12508.45 Average: 82.87 23.50 59.37 1503.62 18509.52 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5802548 7414912 2364864 28.95 50492 1731964 692324 7.51 570704 1609824 216624 11:19:01 4253308 7280172 3914104 47.92 60232 3109804 800016 8.68 729760 2946132 5020 11:20:01 4234208 7271012 3933204 48.16 62856 3115912 800016 8.68 740948 2951012 2200 11:21:01 3956352 7364008 4211060 51.56 68884 3470248 709128 7.69 684308 3270856 28568 Average: 4561604 7332526 3605808 44.15 60616 2856982 750371 8.14 681430 2694456 63103 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 404.85 257.74 2068.88 69.43 0.00 0.00 0.00 0.00 11:18:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 11:19:01 ens3 964.11 532.46 20139.42 52.78 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 11:20:01 ens3 62.47 91.73 60.89 20.74 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 548.33 495.68 4053.78 86.06 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 494.94 344.41 6580.74 57.25 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1563) 10/31/26 _x86_64_ (4 CPU) 11:16:52 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 22.68 0.00 1.85 3.82 0.07 71.58 11:18:01 0 9.23 0.00 1.47 8.30 0.03 80.97 11:18:01 1 8.34 0.00 1.44 3.17 0.05 87.00 11:18:01 2 54.01 0.00 3.12 1.53 0.13 41.22 11:18:01 3 19.41 0.00 1.37 2.29 0.05 76.88 11:19:01 all 17.51 0.00 1.53 2.67 0.06 78.23 11:19:01 0 32.45 0.00 1.69 2.87 0.08 62.91 11:19:01 1 7.94 0.00 0.43 0.70 0.03 90.89 11:19:01 2 16.85 0.00 2.32 2.76 0.08 77.99 11:19:01 3 12.78 0.00 1.69 4.38 0.05 81.10 11:20:01 all 4.21 0.00 0.27 0.03 0.03 95.47 11:20:01 0 6.50 0.00 0.52 0.02 0.05 92.91 11:20:01 1 2.70 0.00 0.25 0.00 0.02 97.03 11:20:01 2 3.94 0.00 0.30 0.10 0.03 95.62 11:20:01 3 3.70 0.00 0.02 0.00 0.02 96.27 11:21:01 all 19.70 0.00 1.33 0.92 0.07 77.98 11:21:01 0 40.55 0.00 1.64 1.91 0.12 55.78 11:21:01 1 10.78 0.00 1.24 0.17 0.03 87.78 11:21:01 2 16.38 0.00 1.41 1.54 0.07 80.60 11:21:01 3 11.11 0.00 1.07 0.03 0.05 87.73 Average: all 16.03 0.00 1.25 1.86 0.06 80.81 Average: 0 22.19 0.00 1.33 3.28 0.07 73.14 Average: 1 7.44 0.00 0.84 1.01 0.03 90.67 Average: 2 22.79 0.00 1.79 1.48 0.08 73.87 Average: 3 11.75 0.00 1.04 1.68 0.04 85.49