---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2925 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 7.5G 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 460 5425 0 2090 7237 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:12:01:7f brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe12:17f/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-2925) 09/05/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 180.40 96.68 83.72 5175.54 40377.02 19:15:01 65.62 12.39 53.23 290.93 9101.24 19:16:01 64.57 6.93 57.64 427.39 7946.96 19:17:01 23.38 0.43 22.95 37.99 4407.40 Average: 83.56 29.18 54.39 1487.86 15484.12 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6023860 7418512 2143560 26.25 36524 1538408 696172 7.55 582084 1399340 71196 19:15:01 5828408 7486016 2339012 28.64 57192 1764428 609860 6.62 527980 1615392 133656 19:16:01 5559660 7410128 2607760 31.93 62948 1946436 695044 7.54 689588 1712196 113648 19:17:01 5587196 7442452 2580224 31.59 65172 1948820 652240 7.08 664976 1708460 12060 Average: 5749781 7439277 2417639 29.60 55459 1799523 663329 7.20 616157 1608847 82640 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 19:14:02 ens3 382.42 224.65 1252.07 65.47 0.00 0.00 0.00 0.00 19:15:01 lo 1.25 1.25 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 76.85 49.97 697.06 9.97 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 271.88 301.63 1239.71 568.70 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 29.55 23.16 27.42 10.30 0.00 0.00 0.00 0.00 Average: lo 1.45 1.45 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 190.66 150.28 804.55 164.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2925) 09/05/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.81 0.00 2.73 5.54 1.19 68.73 19:14:02 0 11.52 0.00 1.63 10.44 0.73 75.67 19:14:02 1 27.09 0.00 2.77 3.49 1.19 65.46 19:14:02 2 28.80 0.00 2.36 3.08 1.44 64.33 19:14:02 3 19.85 0.00 4.12 5.16 1.42 69.45 19:15:01 all 21.77 0.00 1.43 1.68 0.94 74.18 19:15:01 0 12.53 0.00 1.27 4.55 0.51 81.14 19:15:01 1 14.71 0.00 0.93 0.15 0.52 83.69 19:15:01 2 43.72 0.00 2.46 0.66 1.49 51.66 19:15:01 3 16.23 0.00 1.06 1.35 1.23 80.13 19:16:01 all 39.92 0.00 1.89 0.76 2.52 54.91 19:16:01 0 29.60 0.00 1.66 1.36 2.36 65.01 19:16:01 1 31.47 0.00 1.36 0.95 2.16 64.06 19:16:01 2 38.39 0.00 2.18 0.15 2.64 56.64 19:16:01 3 60.22 0.00 2.38 0.60 2.93 33.87 19:17:01 all 21.41 0.00 1.06 0.60 0.79 76.14 19:17:01 0 1.48 0.00 0.53 1.91 0.28 95.79 19:17:01 1 32.43 0.00 1.20 0.05 1.08 65.23 19:17:01 2 20.26 0.00 1.20 0.08 0.82 77.64 19:17:01 3 31.50 0.00 1.27 0.33 0.97 65.93 Average: all 26.25 0.00 1.78 2.15 1.36 68.46 Average: 0 13.80 0.00 1.28 4.57 0.97 79.39 Average: 1 26.47 0.00 1.57 1.16 1.24 69.56 Average: 2 32.75 0.00 2.05 0.99 1.60 62.61 Average: 3 32.00 0.00 2.21 1.86 1.64 62.29