---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3850 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 8.1G 12G 43% / 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 468 4750 0 2756 7218 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:de:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.10/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fecc:de51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3850) 06/20/26 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 130.91 54.55 76.36 3588.00 36550.10 12:30:01 74.95 20.78 54.17 1357.07 9870.93 12:31:01 93.32 17.55 75.77 793.87 27108.19 12:32:01 26.21 0.68 25.52 77.71 3988.94 Average: 81.35 23.39 57.96 1454.12 19380.98 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5962196 7403288 2205224 27.00 38380 1581964 696596 7.56 602736 1439904 96892 12:30:01 5644844 7407844 2522576 30.89 58424 1865884 830120 9.01 630196 1694220 156700 12:31:01 4910164 7421272 3257256 39.88 65008 2594552 662132 7.18 678472 2354340 82780 12:32:01 4882980 7406264 3284440 40.21 67636 2603680 676184 7.34 701184 2357744 10716 Average: 5350046 7409667 2817374 34.50 57362 2161520 716258 7.77 653147 1961552 86772 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 337.22 189.09 1477.08 63.58 0.00 0.00 0.00 0.00 12:29:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 68.23 52.58 522.31 12.67 0.00 0.00 0.00 0.00 12:30:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:31:01 ens3 572.92 491.27 10613.81 71.50 0.00 0.00 0.00 0.00 12:31:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:32:01 ens3 12.85 13.36 11.01 6.53 0.00 0.00 0.00 0.00 12:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 247.85 186.61 3156.89 38.57 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3850) 06/20/26 _x86_64_ (4 CPU) 12:27:51 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.95 0.00 2.00 5.22 2.62 67.22 12:29:01 0 8.36 0.00 1.42 2.07 1.79 86.35 12:29:01 1 13.57 0.00 1.52 1.73 2.67 80.51 12:29:01 2 38.39 0.00 2.29 9.02 3.33 46.97 12:29:01 3 31.54 0.00 2.75 8.07 2.65 54.98 12:30:01 all 21.10 0.00 1.38 2.54 1.67 73.31 12:30:01 0 6.62 0.00 0.58 0.25 1.58 90.97 12:30:01 1 11.57 0.00 1.03 2.25 1.32 83.82 12:30:01 2 35.00 0.00 2.43 6.53 2.01 54.04 12:30:01 3 31.31 0.00 1.51 1.16 1.78 64.24 12:31:01 all 35.12 0.00 2.33 1.81 4.69 56.04 12:31:01 0 31.36 0.00 1.51 0.15 4.20 62.78 12:31:01 1 35.63 0.00 2.08 1.11 4.28 56.90 12:31:01 2 34.62 0.00 2.42 2.27 5.45 55.23 12:31:01 3 38.89 0.00 3.31 3.70 4.83 49.27 12:32:01 all 20.15 0.00 1.02 1.08 1.21 76.54 12:32:01 0 30.98 0.00 1.07 0.22 1.40 66.34 12:32:01 1 14.64 0.00 0.68 0.90 0.78 83.00 12:32:01 2 16.56 0.00 1.30 2.31 1.08 78.75 12:32:01 3 18.45 0.00 1.06 0.89 1.56 78.04 Average: all 24.84 0.00 1.68 2.66 2.55 68.26 Average: 0 19.31 0.00 1.14 0.67 2.25 76.63 Average: 1 18.86 0.00 1.33 1.50 2.27 76.05 Average: 2 31.15 0.00 2.11 5.03 2.97 58.73 Average: 3 30.05 0.00 2.16 3.46 2.70 61.63