---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2398 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 7.7G 12G 41% / 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 461 5164 0 2349 7230 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:e5:66:6d brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fee5:666d/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-2398) 01/03/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 165.87 80.50 85.37 4846.66 40787.09 16:39:01 86.48 30.62 55.85 1692.87 9144.21 16:40:01 37.36 7.77 29.60 678.95 7305.85 16:41:01 9.55 3.55 6.00 129.18 3464.09 16:42:01 31.19 0.68 30.51 77.72 7869.09 Average: 66.02 24.60 41.42 1484.38 13729.35 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5972148 7395744 2195272 26.88 36992 1566416 724196 7.86 603976 1427812 85872 16:39:01 5672676 7376068 2494744 30.55 57236 1809884 755092 8.19 640572 1656936 123392 16:40:01 4687172 6590536 3480248 42.61 63024 1997632 1558980 16.92 1457592 1809020 92344 16:41:01 5331664 7432976 2835756 34.72 66964 2186784 652948 7.08 702944 1912072 200584 16:42:01 5340984 7453092 2826436 34.61 69372 2194904 635608 6.90 690252 1914812 10536 Average: 5400929 7249683 2766491 33.87 58718 1951124 865365 9.39 819067 1744130 102546 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 435.53 256.07 1477.93 66.07 0.00 0.00 0.00 0.00 16:38:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 ens3 68.16 42.76 465.34 12.09 0.00 0.00 0.00 0.00 16:39:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 208.47 202.72 2654.13 26.11 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 122.28 114.63 1251.02 17.91 0.00 0.00 0.00 0.00 16:41:01 lo 121.68 121.68 36.36 36.36 0.00 0.00 0.00 0.00 16:42:01 ens3 12.05 12.65 9.19 6.01 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 169.63 126.04 1173.88 25.68 0.00 0.00 0.00 0.00 Average: lo 25.25 25.25 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2398) 01/03/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.89 0.00 2.67 5.03 1.17 69.23 16:38:02 0 10.69 0.00 1.22 4.50 0.70 82.90 16:38:02 1 18.27 0.00 1.99 7.13 1.04 71.58 16:38:02 2 25.73 0.00 2.40 4.36 1.65 65.86 16:38:02 3 32.89 0.00 5.11 4.16 1.29 56.54 16:39:01 all 23.30 0.00 1.41 2.00 1.04 72.24 16:39:01 0 6.80 0.00 0.56 1.12 0.47 91.05 16:39:01 1 5.00 0.00 0.53 3.78 0.49 90.21 16:39:01 2 16.50 0.00 1.34 1.94 1.29 78.93 16:39:01 3 64.87 0.00 3.22 1.19 1.93 28.80 16:40:01 all 33.28 0.00 1.38 0.80 2.15 62.39 16:40:01 0 43.24 0.00 0.95 0.38 2.31 53.11 16:40:01 1 28.48 0.00 1.02 0.58 2.02 67.90 16:40:01 2 31.60 0.00 2.41 1.67 2.07 62.24 16:40:01 3 29.79 0.00 1.17 0.55 2.20 66.29 16:41:01 all 41.82 0.00 1.71 0.15 2.72 53.59 16:41:01 0 44.90 0.00 1.70 0.17 2.68 50.56 16:41:01 1 39.67 0.00 1.28 0.23 2.45 56.36 16:41:01 2 37.02 0.00 1.91 0.12 3.05 57.90 16:41:01 3 45.70 0.00 1.95 0.10 2.70 49.54 16:42:01 all 21.24 0.00 0.95 0.84 0.76 76.21 16:42:01 0 57.79 0.00 1.63 0.30 1.57 38.71 16:42:01 1 15.95 0.00 0.72 0.30 0.63 82.40 16:42:01 2 8.59 0.00 0.88 0.37 0.42 89.74 16:42:01 3 2.63 0.00 0.58 2.36 0.45 93.98 Average: all 28.33 0.00 1.63 1.76 1.57 66.71 Average: 0 32.78 0.00 1.21 1.29 1.55 63.16 Average: 1 21.53 0.00 1.11 2.40 1.33 73.64 Average: 2 23.93 0.00 1.79 1.69 1.70 70.89 Average: 3 35.07 0.00 2.40 1.67 1.71 59.14