---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16891 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 8.9G 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 616 12593 0 2829 15093 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:65:e5:cc brd ff:ff:ff:ff:ff:ff inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe65:e5cc/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-16891) 12/02/25 _x86_64_ (4 CPU) 07:23:00 LINUX RESTART (4 CPU) 07:24:01 tps rtps wtps bread/s bwrtn/s 07:25:01 121.15 28.26 92.88 1669.19 31189.34 07:26:01 354.74 17.21 337.53 1013.70 14765.01 07:27:01 80.25 1.70 78.55 58.93 12296.53 07:28:01 27.00 1.97 25.03 95.58 2180.84 Average: 145.79 12.29 133.50 709.38 15108.04 07:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:25:01 13655348 15384184 2769620 16.86 76148 1844752 987276 5.65 850944 1686272 13764 07:26:01 11655848 13884028 4769120 29.04 95992 2304296 2446992 14.00 2463276 2028756 122748 07:27:01 11018920 13504712 5406048 32.91 100968 2545748 2487456 14.24 3075560 2038612 25372 07:28:01 12928920 15485376 3496048 21.28 103708 2613140 817988 4.68 1142924 2066584 71668 Average: 12314759 14564575 4110209 25.02 94204 2326984 1684928 9.64 1883176 1955056 58388 07:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:25:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 07:25:01 ens3 125.90 119.16 534.54 33.55 0.00 0.00 0.00 0.00 07:26:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:26:01 ens3 587.39 497.78 4735.90 77.19 0.00 0.00 0.00 0.00 07:27:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 07:27:01 ens3 695.70 543.62 3341.54 175.77 0.00 0.00 0.00 0.00 07:28:01 lo 34.93 34.93 3.14 3.14 0.00 0.00 0.00 0.00 07:28:01 ens3 346.24 307.95 298.82 632.43 0.00 0.00 0.00 0.00 Average: lo 8.97 8.97 0.81 0.81 0.00 0.00 0.00 0.00 Average: ens3 438.80 367.12 2227.66 229.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16891) 12/02/25 _x86_64_ (4 CPU) 07:23:00 LINUX RESTART (4 CPU) 07:24:01 CPU %user %nice %system %iowait %steal %idle 07:25:01 all 9.26 0.00 0.83 2.49 0.05 87.38 07:25:01 0 6.67 0.00 1.57 3.68 0.07 88.01 07:25:01 1 18.69 0.00 0.85 0.62 0.03 79.81 07:25:01 2 4.38 0.00 0.17 0.12 0.03 95.30 07:25:01 3 7.28 0.00 0.74 5.56 0.07 86.35 07:26:01 all 60.47 0.00 2.77 1.10 0.10 35.55 07:26:01 0 66.98 0.00 3.36 1.59 0.10 27.97 07:26:01 1 51.97 0.00 2.67 0.50 0.10 44.76 07:26:01 2 60.15 0.00 1.84 1.15 0.10 36.76 07:26:01 3 62.86 0.00 3.23 1.14 0.10 32.67 07:27:01 all 66.93 0.00 2.12 0.25 0.09 30.61 07:27:01 0 64.30 0.00 2.45 0.54 0.08 32.62 07:27:01 1 74.28 0.00 2.23 0.03 0.10 23.36 07:27:01 2 67.13 0.00 1.76 0.25 0.08 30.78 07:27:01 3 61.97 0.00 2.06 0.18 0.08 35.71 07:28:01 all 42.82 0.00 2.61 0.17 0.09 54.32 07:28:01 0 44.37 0.00 2.15 0.07 0.08 53.32 07:28:01 1 40.33 0.00 2.70 0.02 0.10 56.85 07:28:01 2 41.39 0.00 2.43 0.05 0.08 56.05 07:28:01 3 45.21 0.00 3.14 0.52 0.10 51.03 Average: all 44.85 0.00 2.08 1.00 0.08 51.98 Average: 0 45.56 0.00 2.39 1.47 0.08 50.49 Average: 1 46.28 0.00 2.11 0.29 0.08 51.23 Average: 2 43.24 0.00 1.55 0.39 0.08 54.75 Average: 3 44.31 0.00 2.29 1.86 0.09 51.46