---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1587 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 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 484 5238 0 2252 7208 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:0d:01:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe0d:14f/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-1587) 05/23/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 153.02 67.34 85.69 4288.09 40904.53 12:49:02 71.77 14.35 57.42 742.66 10318.54 12:50:01 94.03 25.10 68.94 1501.58 8808.41 12:51:01 29.21 3.52 25.69 134.76 5564.28 Average: 87.04 27.64 59.40 1671.24 16455.65 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5973716 7405404 2193704 26.86 37200 1574032 704520 7.64 592280 1436052 89524 12:49:02 5733500 7473464 2433920 29.80 58268 1842824 798484 8.66 535092 1696744 156272 12:50:01 5317588 7199468 2849832 34.89 65364 1972252 888548 9.64 878392 1756644 5180 12:51:01 5384500 7398512 2782920 34.07 68916 2098912 682900 7.41 745228 1820612 11156 Average: 5602326 7369212 2565094 31.41 57437 1872005 768613 8.34 687748 1677513 65533 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:48:02 ens3 410.86 229.71 1533.07 64.91 0.00 0.00 0.00 0.00 12:49:02 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 12:49:02 ens3 70.86 54.69 525.34 13.43 0.00 0.00 0.00 0.00 12:50:01 lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 331.93 354.62 1364.90 63.23 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 122.61 126.71 281.91 613.80 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 234.33 191.31 926.10 190.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1587) 05/23/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.60 0.00 2.62 6.12 3.07 67.59 12:48:02 0 20.39 0.00 4.48 4.44 2.69 68.00 12:48:02 1 29.46 0.00 1.80 4.10 3.06 61.58 12:48:02 2 23.13 0.00 2.57 10.13 3.69 60.48 12:48:02 3 9.46 0.00 1.66 5.77 2.85 80.26 12:49:02 all 20.20 0.00 1.33 2.41 1.68 74.39 12:49:02 0 30.26 0.00 1.94 0.65 2.49 64.65 12:49:02 1 20.17 0.00 1.54 0.64 1.25 76.40 12:49:02 2 3.15 0.00 0.67 5.79 1.43 88.96 12:49:02 3 27.17 0.00 1.11 2.53 1.52 67.67 12:50:01 all 40.81 0.00 2.27 2.06 7.19 47.67 12:50:01 0 38.87 0.00 2.35 1.92 7.31 49.54 12:50:01 1 41.76 0.00 2.02 1.82 6.60 47.80 12:50:01 2 39.57 0.00 2.17 3.08 7.49 47.69 12:50:01 3 43.04 0.00 2.58 1.43 7.34 45.61 12:51:01 all 20.87 0.00 1.15 1.04 1.87 75.07 12:51:01 0 28.97 0.00 1.18 0.22 1.51 68.13 12:51:01 1 16.49 0.00 0.99 0.15 1.67 80.69 12:51:01 2 5.73 0.00 0.92 1.10 2.06 90.19 12:51:01 3 32.42 0.00 1.49 2.69 2.24 61.16 Average: all 25.62 0.00 1.84 2.91 3.45 66.17 Average: 0 29.61 0.00 2.49 1.81 3.50 62.58 Average: 1 26.97 0.00 1.59 1.68 3.15 66.61 Average: 2 17.95 0.00 1.59 5.03 3.67 71.76 Average: 3 27.98 0.00 1.71 3.11 3.49 63.71