---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8413 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 453 5372 0 2150 7244 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:cc:b0:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.134/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fecc:b035/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8413) 11/07/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 112.78 53.66 59.12 3520.75 5254.74 12:49:01 85.89 30.06 55.82 1705.45 9549.61 12:50:01 63.04 8.88 54.16 500.45 7018.03 12:51:01 23.26 0.35 22.91 33.73 4781.60 Average: 71.24 23.24 48.00 1440.09 6651.00 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5974156 7402660 2193264 26.85 37572 1570612 721760 7.83 599356 1427856 91256 12:49:01 5599248 7303488 2568172 31.44 57628 1810040 841344 9.13 716396 1653472 104396 12:50:01 5534260 7447860 2633160 32.24 63176 2008920 654492 7.10 685700 1739256 129360 12:51:01 5533916 7449692 2633504 32.24 65232 2008908 657208 7.13 688888 1736096 11840 Average: 5660395 7400925 2507025 30.70 55902 1849620 718701 7.80 672585 1639170 84213 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 380.12 208.62 1458.65 65.23 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 83.90 55.51 443.89 16.65 0.00 0.00 0.00 0.00 12:50:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 251.39 274.10 1248.74 635.26 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 11.96 12.23 9.21 5.95 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 181.84 137.61 790.12 180.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8413) 11/07/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.43 0.00 1.79 4.02 1.71 70.05 12:48:01 0 21.63 0.00 1.55 2.20 1.57 73.06 12:48:01 1 14.67 0.00 1.36 7.25 1.43 75.29 12:48:01 2 11.16 0.00 1.62 4.94 1.72 80.57 12:48:01 3 42.36 0.00 2.61 1.66 2.09 51.27 12:49:01 all 23.73 0.00 1.51 2.38 1.59 70.79 12:49:01 0 28.05 0.00 1.86 2.13 1.99 65.96 12:49:01 1 12.66 0.00 0.98 3.25 1.00 82.11 12:49:01 2 12.58 0.00 0.87 2.25 1.23 83.08 12:49:01 3 41.61 0.00 2.35 1.88 2.17 52.00 12:50:01 all 33.96 0.00 1.85 1.19 2.82 60.18 12:50:01 0 27.93 0.00 1.26 2.11 2.49 66.21 12:50:01 1 25.29 0.00 1.21 0.46 2.73 70.32 12:50:01 2 25.15 0.00 1.84 1.71 2.58 68.72 12:50:01 3 57.44 0.00 3.13 0.53 3.48 35.42 12:51:01 all 20.63 0.00 0.95 0.93 1.13 76.36 12:51:01 0 28.26 0.00 1.40 0.75 1.26 68.33 12:51:01 1 45.21 0.00 1.50 0.30 1.48 51.51 12:51:01 2 7.71 0.00 0.55 2.64 0.81 88.29 12:51:01 3 1.42 0.00 0.35 0.02 0.96 97.25 Average: all 25.19 0.00 1.52 2.13 1.81 69.34 Average: 0 26.47 0.00 1.52 1.80 1.83 68.39 Average: 1 24.46 0.00 1.26 2.81 1.66 69.81 Average: 2 14.15 0.00 1.22 2.89 1.59 80.16 Average: 3 35.70 0.00 2.11 1.02 2.17 59.00