---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18641 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 572 12646 0 2821 15137 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e5:e9:c6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.243/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fee5:e9c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18641) 12/08/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 134.01 15.78 118.23 1218.60 26980.30 08:38:01 346.01 27.91 318.10 1357.77 13457.49 08:39:01 106.50 2.52 103.98 163.84 15700.45 08:40:01 36.69 1.48 35.21 86.65 2848.33 Average: 155.80 11.92 143.88 706.72 14746.64 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13909040 15606972 2515928 15.32 71100 1821620 712348 4.08 623472 1670512 95864 08:38:01 11715332 13829524 4709636 28.67 92864 2198144 2413876 13.81 2491540 1951968 143824 08:39:01 10985288 13429728 5439680 33.12 99392 2509668 2657556 15.21 3127680 2027760 16620 08:40:01 12994556 15529244 3430412 20.89 103112 2593028 760608 4.35 1094612 2054556 72112 Average: 12401054 14598867 4023914 24.50 91617 2280615 1636097 9.36 1834326 1926199 82105 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 08:37:01 ens3 110.31 85.20 1183.05 20.16 0.00 0.00 0.00 0.00 08:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:38:01 ens3 354.74 323.78 3300.90 55.23 0.00 0.00 0.00 0.00 08:39:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:39:01 ens3 720.45 567.59 4492.69 192.17 0.00 0.00 0.00 0.00 08:40:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:40:01 ens3 266.72 237.66 210.87 95.98 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 363.06 303.56 2296.88 90.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18641) 12/08/25 _x86_64_ (4 CPU) 08:35:22 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.07 0.00 1.07 2.05 0.05 83.76 08:37:01 0 21.10 0.00 1.55 0.38 0.07 76.90 08:37:01 1 14.82 0.00 1.37 4.49 0.05 79.27 08:37:01 2 3.17 0.00 0.62 2.82 0.07 93.32 08:37:01 3 13.17 0.00 0.70 0.56 0.03 85.53 08:38:01 all 51.53 0.00 2.29 1.05 0.09 45.03 08:38:01 0 53.62 0.00 1.99 1.29 0.07 43.03 08:38:01 1 51.12 0.00 2.74 1.04 0.08 45.02 08:38:01 2 51.48 0.00 2.57 1.19 0.08 44.67 08:38:01 3 49.96 0.00 1.86 0.68 0.08 47.42 08:39:01 all 60.84 0.00 2.19 0.17 0.09 36.72 08:39:01 0 68.18 0.00 2.36 0.10 0.08 29.28 08:39:01 1 64.63 0.00 2.67 0.42 0.08 32.20 08:39:01 2 56.41 0.00 2.14 0.13 0.10 41.22 08:39:01 3 54.10 0.00 1.59 0.03 0.10 44.18 08:40:01 all 53.57 0.00 2.64 0.18 0.07 43.54 08:40:01 0 46.34 0.00 2.36 0.52 0.08 50.69 08:40:01 1 47.90 0.00 2.15 0.07 0.05 49.83 08:40:01 2 66.14 0.00 3.13 0.12 0.07 30.54 08:40:01 3 53.94 0.00 2.95 0.02 0.07 43.02 Average: all 44.73 0.00 2.05 0.87 0.07 52.28 Average: 0 47.30 0.00 2.07 0.57 0.08 49.99 Average: 1 44.62 0.00 2.23 1.50 0.07 51.58 Average: 2 44.29 0.00 2.12 1.07 0.08 52.45 Average: 3 42.74 0.00 1.77 0.33 0.07 55.10