---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11364 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 604 13033 0 2402 15117 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e9:df:94 brd ff:ff:ff:ff:ff:ff inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fee9:df94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11364) 11/08/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 168.22 39.11 129.11 2387.74 16863.86 21:13:01 49.23 4.57 44.66 210.50 9798.77 21:14:01 7.25 0.00 7.25 0.00 3572.47 21:15:01 12.08 1.42 10.66 45.32 4064.38 21:16:01 31.14 2.68 28.46 272.22 10170.70 Average: 53.58 9.55 44.03 583.14 8893.87 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13111700 14908752 3313268 20.17 73352 1915236 1603824 9.18 1340556 1738996 102712 21:13:01 12276872 14179864 4148096 25.25 76404 2013712 2127108 12.17 2130276 1773132 9420 21:14:01 12261292 14164336 4163676 25.35 76476 2013768 2127108 12.17 2147396 1773148 140 21:15:01 13347080 15329964 3077888 18.74 78552 2088716 995532 5.70 1008792 1823132 53556 21:16:01 13349068 15478868 3075900 18.73 82232 2229204 866664 4.96 916204 1908988 28424 Average: 12869202 14812357 3555766 21.65 77403 2052127 1544047 8.84 1508645 1803479 38850 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 21:12:01 ens3 257.81 182.09 2050.01 43.10 0.00 0.00 0.00 0.00 21:13:01 lo 1.47 1.47 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 531.84 300.78 1324.68 122.94 0.00 0.00 0.00 0.00 21:14:01 lo 3.77 3.77 0.18 0.18 0.00 0.00 0.00 0.00 21:14:01 ens3 25.25 19.90 9.80 9.16 0.00 0.00 0.00 0.00 21:15:01 lo 18.51 18.51 2.68 2.68 0.00 0.00 0.00 0.00 21:15:01 ens3 312.45 236.05 1108.65 85.98 0.00 0.00 0.00 0.00 21:16:01 lo 0.67 0.67 0.09 0.09 0.00 0.00 0.00 0.00 21:16:01 ens3 653.37 503.27 2154.54 204.55 0.00 0.00 0.00 0.00 Average: lo 5.02 5.02 0.62 0.62 0.00 0.00 0.00 0.00 Average: ens3 356.14 248.42 1329.53 93.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11364) 11/08/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 31.76 0.00 1.64 2.51 0.07 64.02 21:12:01 0 34.39 0.00 1.27 2.12 0.08 62.14 21:12:01 1 25.80 0.00 1.36 4.49 0.08 68.26 21:12:01 2 26.93 0.00 1.29 1.92 0.08 69.78 21:12:01 3 39.90 0.00 2.66 1.50 0.05 55.89 21:13:01 all 50.83 0.00 1.73 0.29 0.08 47.07 21:13:01 0 50.54 0.00 1.98 0.17 0.08 47.23 21:13:01 1 49.98 0.00 2.07 0.50 0.08 47.36 21:13:01 2 54.86 0.00 1.05 0.47 0.07 43.55 21:13:01 3 47.96 0.00 1.77 0.00 0.08 50.18 21:14:01 all 0.78 0.00 0.11 0.31 0.03 98.78 21:14:01 0 0.93 0.00 0.17 0.07 0.03 98.80 21:14:01 1 0.53 0.00 0.10 0.08 0.02 99.27 21:14:01 2 0.79 0.00 0.15 1.09 0.02 97.96 21:14:01 3 0.87 0.00 0.07 0.00 0.02 99.05 21:15:01 all 23.60 0.00 0.96 0.25 0.05 75.13 21:15:01 0 24.29 0.00 1.32 0.13 0.07 74.19 21:15:01 1 22.77 0.00 0.73 0.00 0.05 76.45 21:15:01 2 22.42 0.00 0.94 0.89 0.07 75.69 21:15:01 3 24.93 0.00 0.80 0.02 0.05 74.20 21:16:01 all 40.41 0.00 1.72 0.46 0.07 57.35 21:16:01 0 27.86 0.00 1.61 0.65 0.05 69.83 21:16:01 1 47.82 0.00 2.04 0.12 0.07 49.96 21:16:01 2 49.56 0.00 1.47 0.83 0.07 48.07 21:16:01 3 36.38 0.00 1.80 0.22 0.07 61.53 Average: all 29.47 0.00 1.23 0.76 0.06 68.47 Average: 0 27.58 0.00 1.27 0.63 0.06 70.46 Average: 1 29.38 0.00 1.26 1.04 0.06 68.27 Average: 2 30.93 0.00 0.98 1.04 0.06 66.99 Average: 3 30.00 0.00 1.42 0.35 0.05 68.18