---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8434 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 475 5326 0 2174 7220 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:36:40:09 brd ff:ff:ff:ff:ff:ff inet 10.32.7.81/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe36:4009/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8434) 03/08/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 141.05 54.67 86.39 3583.61 40644.87 14:57:01 87.65 30.71 56.94 1732.72 9179.19 14:58:01 69.72 8.72 61.00 508.93 7399.73 14:59:01 27.17 2.80 24.38 122.63 4946.75 Average: 81.37 24.20 57.18 1486.02 15570.20 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5965512 7393008 2201900 26.96 37636 1570104 724884 7.87 610420 1427676 90644 14:57:01 5595404 7297672 2572008 31.49 57904 1808556 817060 8.87 724120 1651348 102208 14:58:01 5441212 7372324 2726200 33.38 65336 2023644 712660 7.73 767248 1750880 118672 14:59:01 5480204 7419120 2687208 32.90 67508 2028584 651648 7.07 728024 1749620 9576 Average: 5620583 7370531 2546829 31.18 57096 1857722 726563 7.88 707453 1644881 80275 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 411.58 230.04 1466.57 65.77 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 88.93 85.27 506.42 20.04 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 298.62 340.30 1500.57 57.23 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 58.11 66.38 28.95 596.08 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 214.83 180.89 877.13 185.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8434) 03/08/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.45 0.00 2.29 4.73 1.43 68.10 14:56:02 0 25.65 0.00 2.61 1.99 1.19 68.57 14:56:02 1 25.45 0.00 2.17 7.99 1.38 63.01 14:56:02 2 18.22 0.00 1.50 0.76 1.43 78.09 14:56:02 3 24.50 0.00 2.87 8.19 1.75 62.70 14:57:01 all 26.32 0.00 1.74 2.24 1.55 68.15 14:57:01 0 27.41 0.00 1.68 0.97 1.29 68.66 14:57:01 1 53.12 0.00 2.92 0.78 2.25 40.93 14:57:01 2 13.36 0.00 0.91 2.77 1.31 81.66 14:57:01 3 11.51 0.00 1.50 4.43 1.37 81.19 14:58:01 all 42.28 0.00 2.34 1.16 2.92 51.30 14:58:01 0 35.63 0.00 2.03 0.78 2.65 58.91 14:58:01 1 61.73 0.00 2.36 0.96 3.41 31.54 14:58:01 2 35.26 0.00 1.90 0.89 2.68 59.27 14:58:01 3 36.64 0.00 3.02 2.01 2.94 55.39 14:59:01 all 20.99 0.00 1.08 0.82 1.00 76.11 14:59:01 0 8.94 0.00 0.76 0.18 0.62 89.49 14:59:01 1 32.48 0.00 1.28 0.25 1.58 64.42 14:59:01 2 17.31 0.00 1.25 2.68 1.03 77.74 14:59:01 3 25.19 0.00 1.07 0.17 0.78 72.79 Average: all 28.28 0.00 1.86 2.24 1.73 65.89 Average: 0 24.41 0.00 1.77 0.98 1.44 71.41 Average: 1 43.16 0.00 2.18 2.50 2.15 50.01 Average: 2 21.07 0.00 1.39 1.77 1.61 74.15 Average: 3 24.52 0.00 2.12 3.69 1.71 67.95