---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8524 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 7.8G 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 467 5127 0 2381 7225 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:68:d6:53 brd ff:ff:ff:ff:ff:ff inet 10.32.6.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe68:d653/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8524) 11/08/25 _x86_64_ (4 CPU) 11:17:00 LINUX RESTART (4 CPU) 11:18:01 tps rtps wtps bread/s bwrtn/s 11:19:01 59.55 0.22 59.34 26.65 9736.33 11:20:01 65.36 29.75 35.61 1638.26 7495.55 11:21:01 8.98 0.00 8.98 0.00 339.56 11:22:01 45.58 2.15 43.43 115.18 8781.34 11:23:01 28.32 1.65 26.67 98.37 4867.84 Average: 41.56 6.75 34.81 375.63 6243.92 11:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:19:01 5789492 7429368 2377928 29.11 54908 1750764 666516 7.23 583840 1603204 125996 11:20:01 5516264 7288048 2651156 32.46 58472 1875840 785488 8.52 731160 1722536 1580 11:21:01 5494228 7273600 2673192 32.73 60504 1880476 785488 8.52 747412 1726196 2284 11:22:01 5292592 7426552 2874828 35.20 65252 2222692 657288 7.13 629600 2030276 110948 11:23:01 5273084 7418572 2894336 35.44 67496 2231536 671276 7.28 644556 2033456 10332 Average: 5473132 7367228 2694288 32.99 61326 1992262 713211 7.74 667314 1823134 50228 11:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:19:01 ens3 56.69 48.06 691.78 5.84 0.00 0.00 0.00 0.00 11:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 134.11 113.85 1302.44 22.79 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:21:01 ens3 60.25 84.97 65.82 13.64 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 688.32 600.68 4101.35 76.23 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 11.95 12.53 9.39 6.17 0.00 0.00 0.00 0.00 11:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 190.24 172.00 1234.00 24.93 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8524) 11/08/25 _x86_64_ (4 CPU) 11:17:00 LINUX RESTART (4 CPU) 11:18:01 CPU %user %nice %system %iowait %steal %idle 11:19:01 all 20.65 0.00 1.19 1.67 0.77 75.71 11:19:01 0 8.53 0.00 0.73 5.87 0.43 84.44 11:19:01 1 11.96 0.00 0.72 0.10 0.43 86.79 11:19:01 2 25.87 0.00 1.28 0.15 1.08 71.61 11:19:01 3 36.30 0.00 2.08 0.55 1.12 59.95 11:20:01 all 15.57 0.00 0.84 1.32 0.84 81.42 11:20:01 0 12.24 0.00 0.97 0.65 0.72 85.42 11:20:01 1 16.51 0.00 0.75 2.74 0.82 79.19 11:20:01 2 14.55 0.00 0.90 1.55 1.07 81.93 11:20:01 3 18.97 0.00 0.75 0.32 0.78 79.18 11:21:01 all 5.27 0.00 0.41 0.03 0.25 94.04 11:21:01 0 6.13 0.00 0.80 0.08 0.22 92.77 11:21:01 1 5.82 0.00 0.20 0.03 0.25 93.69 11:21:01 2 7.94 0.00 0.58 0.00 0.48 90.99 11:21:01 3 1.22 0.00 0.03 0.00 0.03 98.72 11:22:01 all 17.60 0.00 1.80 0.54 0.92 79.14 11:22:01 0 15.31 0.00 1.93 0.67 0.80 81.30 11:22:01 1 20.88 0.00 1.32 0.08 1.04 76.68 11:22:01 2 23.45 0.00 2.86 0.80 1.11 71.78 11:22:01 3 10.83 0.00 1.14 0.58 0.76 86.68 11:23:01 all 20.84 0.00 1.08 0.97 0.70 76.41 11:23:01 0 15.16 0.00 1.45 1.78 0.42 81.19 11:23:01 1 50.00 0.00 1.73 0.37 1.51 46.39 11:23:01 2 2.10 0.00 0.57 1.70 0.30 95.33 11:23:01 3 16.05 0.00 0.57 0.05 0.55 82.79 Average: all 15.99 0.00 1.07 0.90 0.70 81.34 Average: 0 11.47 0.00 1.18 1.81 0.52 85.02 Average: 1 21.05 0.00 0.94 0.66 0.81 76.53 Average: 2 14.78 0.00 1.24 0.84 0.81 82.33 Average: 3 16.67 0.00 0.92 0.30 0.65 81.47