---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8248 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 466 5423 0 2086 7232 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:6d:cf:19 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe6d:cf19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8248) 03/06/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 148.24 62.31 85.94 4211.16 40754.42 19:15:01 70.39 12.80 57.59 309.68 9561.21 19:16:01 60.66 7.81 52.85 461.05 6783.21 19:17:01 22.83 0.35 22.48 33.72 4354.95 Average: 75.53 20.82 54.71 1253.82 15362.63 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5951372 7375732 2216048 27.13 37332 1566896 737436 8.00 625840 1425680 86452 19:15:01 5599040 7256328 2568380 31.45 57612 1764100 879160 9.54 767756 1604256 101652 19:16:01 5593712 7441832 2573708 31.51 62588 1945388 650004 7.05 660536 1708536 113780 19:17:01 5584548 7436288 2582872 31.62 64660 1946508 658624 7.15 671096 1706312 10644 Average: 5682168 7377545 2485252 30.43 55548 1805723 731306 7.94 681307 1611196 78132 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:14:01 ens3 438.11 251.21 1481.88 68.38 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 83.30 74.92 454.69 19.42 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 286.70 278.49 1223.63 569.79 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 11.90 12.46 9.25 6.02 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 205.00 154.27 792.35 165.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8248) 03/06/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.74 0.00 2.54 4.49 1.29 69.94 19:14:01 0 14.97 0.00 2.07 6.54 1.08 75.34 19:14:01 1 29.59 0.00 4.53 1.48 1.32 63.08 19:14:01 2 20.69 0.00 1.97 6.37 1.57 69.40 19:14:01 3 21.73 0.00 1.58 3.54 1.18 71.97 19:15:01 all 27.43 0.00 1.61 1.58 1.62 67.76 19:15:01 0 14.62 0.00 0.96 0.43 1.28 82.71 19:15:01 1 38.39 0.00 2.65 1.12 1.70 56.14 19:15:01 2 41.64 0.00 2.10 4.74 2.08 49.44 19:15:01 3 15.10 0.00 0.76 0.03 1.43 82.67 19:16:01 all 35.08 0.00 1.89 1.29 2.55 59.19 19:16:01 0 47.98 0.00 2.05 1.13 2.81 46.03 19:16:01 1 28.45 0.00 1.10 1.23 1.83 67.39 19:16:01 2 26.90 0.00 1.87 1.32 2.86 67.04 19:16:01 3 37.01 0.00 2.53 1.51 2.70 56.26 19:17:01 all 19.69 0.00 0.87 0.78 0.80 77.85 19:17:01 0 31.96 0.00 0.96 0.12 1.38 65.59 19:17:01 1 2.40 0.00 0.45 0.00 0.20 96.95 19:17:01 2 17.59 0.00 1.20 1.03 0.72 79.46 19:17:01 3 26.82 0.00 0.90 1.97 0.92 69.40 Average: all 25.99 0.00 1.73 2.04 1.57 68.68 Average: 0 27.38 0.00 1.51 2.05 1.64 67.42 Average: 1 24.71 0.00 2.18 0.96 1.26 70.89 Average: 2 26.71 0.00 1.78 3.36 1.81 66.33 Average: 3 25.17 0.00 1.45 1.76 1.56 70.06