---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1841 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 473 5250 0 2251 7219 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:bd:9d:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:febd:9da3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1841) 05/26/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 140.40 54.82 85.59 3594.80 40709.78 14:57:01 62.14 5.64 56.49 178.58 10123.12 14:58:01 103.32 34.19 69.12 2051.79 8689.89 14:59:01 32.59 3.52 29.07 135.55 5671.31 Average: 84.71 24.62 60.08 1495.75 16325.19 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5957360 7388376 2210052 27.06 37328 1573944 718720 7.80 617092 1432816 89696 14:57:01 5758284 7480428 2409128 29.50 57280 1826664 604508 6.56 530280 1682452 155776 14:58:01 5251364 7133928 2916048 35.70 65568 1972776 938944 10.19 948304 1756832 6628 14:59:01 5387864 7401764 2779548 34.03 68976 2099048 677812 7.35 746120 1820516 9412 Average: 5588718 7351124 2578694 31.57 57288 1868108 734996 7.98 710449 1673154 65378 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 324.81 207.55 1522.10 62.97 0.00 0.00 0.00 0.00 14:57:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 14:57:01 ens3 70.34 54.68 525.34 14.46 0.00 0.00 0.00 0.00 14:58:01 lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 284.44 332.33 1338.62 56.80 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 91.59 105.66 275.33 615.24 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 193.31 175.56 917.00 188.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1841) 05/26/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.63 0.00 2.37 5.08 2.84 69.08 14:56:02 0 36.59 0.00 2.99 14.58 4.11 41.73 14:56:02 1 18.13 0.00 1.36 0.96 1.94 77.60 14:56:02 2 8.63 0.00 1.08 1.31 2.72 86.25 14:56:02 3 19.16 0.00 4.07 3.41 2.55 70.82 14:57:01 all 20.66 0.00 1.36 2.42 1.69 73.87 14:57:01 0 20.21 0.00 1.87 6.24 2.43 69.24 14:57:01 1 46.41 0.00 2.23 0.67 1.84 48.85 14:57:01 2 2.17 0.00 0.25 1.77 1.14 94.67 14:57:01 3 13.89 0.00 1.09 0.99 1.36 82.66 14:58:01 all 41.31 0.00 2.36 2.13 6.06 48.13 14:58:01 0 38.04 0.00 2.15 3.21 5.36 51.24 14:58:01 1 49.19 0.00 2.29 3.20 6.02 39.30 14:58:01 2 36.00 0.00 2.25 0.85 6.22 54.67 14:58:01 3 42.07 0.00 2.73 1.25 6.64 47.30 14:59:01 all 21.20 0.00 1.16 1.09 1.79 74.76 14:59:01 0 5.43 0.00 0.86 2.53 1.27 89.90 14:59:01 1 37.56 0.00 1.47 0.48 2.00 58.48 14:59:01 2 34.38 0.00 1.39 1.26 2.32 60.64 14:59:01 3 7.44 0.00 0.94 0.12 1.54 89.96 Average: all 25.99 0.00 1.82 2.68 3.10 66.40 Average: 0 25.14 0.00 1.97 6.65 3.30 62.94 Average: 1 37.81 0.00 1.84 1.33 2.96 56.06 Average: 2 20.37 0.00 1.25 1.30 3.12 73.97 Average: 3 20.71 0.00 2.21 1.44 3.04 72.60