---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8824 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / 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 570 12642 0 2827 15139 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:5c:4b:ac brd ff:ff:ff:ff:ff:ff inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe5c:4bac/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-8824) 11/05/25 _x86_64_ (4 CPU) 07:22:21 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 136.63 15.83 120.80 1219.26 35435.43 07:25:01 331.71 23.68 308.03 1196.47 36106.78 07:26:01 99.12 6.75 92.37 327.15 18193.10 07:27:01 42.48 1.85 40.63 74.92 2846.06 07:28:01 41.48 1.40 40.08 72.53 4132.00 Average: 130.29 9.90 120.38 578.08 19343.18 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13911516 15607316 2513452 15.30 70380 1820092 713604 4.08 617332 1669268 96516 07:25:01 11610968 13592896 4814000 29.31 88384 2074700 2745728 15.71 2699028 1854700 32596 07:26:01 11701568 14135632 4723400 28.76 99052 2500776 2000728 11.45 2415552 2021128 18416 07:27:01 11069872 13567084 5355096 32.60 101392 2556700 2553272 14.61 3029640 2034204 12672 07:28:01 12982612 15537284 3442356 20.96 105324 2610220 746132 4.27 1096828 2059240 10072 Average: 12255307 14488042 4169661 25.39 92906 2312498 1751893 10.03 1971676 1927708 34054 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 07:24:01 ens3 97.63 71.39 1133.33 16.89 0.00 0.00 0.00 0.00 07:25:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:25:01 ens3 308.32 290.80 3013.89 52.06 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:26:01 ens3 419.75 341.59 4915.45 64.65 0.00 0.00 0.00 0.00 07:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:27:01 ens3 563.29 464.47 294.58 164.85 0.00 0.00 0.00 0.00 07:28:01 lo 35.13 35.13 3.17 3.17 0.00 0.00 0.00 0.00 07:28:01 ens3 293.93 269.33 287.52 623.55 0.00 0.00 0.00 0.00 Average: lo 7.37 7.37 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 336.59 287.52 1929.01 184.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8824) 11/05/25 _x86_64_ (4 CPU) 07:22:21 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 13.52 0.00 0.91 4.57 0.05 80.96 07:24:01 0 24.17 0.00 1.32 1.17 0.05 73.29 07:24:01 1 13.88 0.00 0.48 1.00 0.03 84.60 07:24:01 2 0.95 0.00 0.64 13.46 0.05 84.90 07:24:01 3 15.03 0.00 1.17 2.66 0.07 81.08 07:25:01 all 32.22 0.00 1.84 2.62 0.07 63.26 07:25:01 0 28.92 0.00 1.74 0.80 0.05 68.49 07:25:01 1 28.38 0.00 1.59 2.31 0.05 67.67 07:25:01 2 38.06 0.00 1.57 6.33 0.07 53.97 07:25:01 3 33.52 0.00 2.48 1.04 0.10 62.87 07:26:01 all 63.23 0.00 2.30 0.62 0.11 33.74 07:26:01 0 65.44 0.00 1.69 0.17 0.12 32.59 07:26:01 1 65.06 0.00 3.30 0.92 0.12 30.59 07:26:01 2 56.83 0.00 1.74 1.14 0.12 40.17 07:26:01 3 65.55 0.00 2.48 0.25 0.12 31.60 07:27:01 all 62.82 0.00 2.19 0.14 0.10 34.75 07:27:01 0 56.78 0.00 1.45 0.00 0.10 41.67 07:27:01 1 58.17 0.00 2.01 0.32 0.10 39.40 07:27:01 2 67.59 0.00 2.90 0.10 0.10 29.30 07:27:01 3 68.83 0.00 2.39 0.13 0.08 28.56 07:28:01 all 24.82 0.00 1.92 0.59 0.05 72.61 07:28:01 0 21.89 0.00 1.78 0.12 0.07 76.15 07:28:01 1 8.75 0.00 1.25 1.94 0.05 88.00 07:28:01 2 34.89 0.00 2.41 0.13 0.05 62.52 07:28:01 3 33.75 0.00 2.27 0.17 0.05 63.77 Average: all 39.29 0.00 1.83 1.71 0.08 57.09 Average: 0 39.42 0.00 1.60 0.45 0.08 58.46 Average: 1 34.80 0.00 1.73 1.30 0.07 62.10 Average: 2 39.62 0.00 1.85 4.24 0.08 54.21 Average: 3 43.31 0.00 2.16 0.85 0.08 53.60