---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18432 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 610 12607 0 2821 15099 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:49:21:53 brd ff:ff:ff:ff:ff:ff inet 10.30.106.219/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe49:2153/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18432) 12/07/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:02 tps rtps wtps bread/s bwrtn/s 08:37:01 142.72 15.98 126.74 1234.50 42600.51 08:38:01 282.12 23.96 258.16 1246.86 12251.02 08:39:01 101.33 6.43 94.90 276.75 15950.67 08:40:01 37.99 0.87 37.13 57.99 2820.73 08:41:01 36.59 1.58 35.01 78.92 3993.07 Average: 120.08 9.74 110.33 576.81 15432.66 08:36:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13918596 15615868 2506372 15.26 70496 1821664 718080 4.11 610984 1671312 95728 08:38:01 11661292 13692292 4763676 29.00 90980 2118864 2568204 14.70 2603472 1897524 87576 08:39:01 11680352 14113420 4744616 28.89 98988 2499652 2018740 11.55 2441656 2020384 22916 08:40:01 10977632 13466488 5447336 33.16 101076 2549444 2664432 15.25 3127028 2032520 10208 08:41:01 12938880 15487424 3486088 21.22 105152 2604788 818004 4.68 1142620 2059108 12252 Average: 12235350 14475098 4189618 25.51 93338 2318882 1757492 10.06 1985152 1936170 45736 08:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 106.13 81.02 1187.30 18.84 0.00 0.00 0.00 0.00 08:37:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 08:38:01 ens3 339.78 308.62 2990.42 52.39 0.00 0.00 0.00 0.00 08:38:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:39:01 ens3 593.30 481.97 4773.70 129.25 0.00 0.00 0.00 0.00 08:39:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:40:01 ens3 497.43 391.18 268.82 165.96 0.00 0.00 0.00 0.00 08:40:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:41:01 ens3 247.68 241.18 281.82 651.27 0.00 0.00 0.00 0.00 08:41:01 lo 35.19 35.19 3.18 3.18 0.00 0.00 0.00 0.00 Average: ens3 357.70 301.53 1902.80 204.16 0.00 0.00 0.00 0.00 Average: lo 7.42 7.42 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18432) 12/07/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:02 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.51 0.00 1.08 4.80 0.06 80.55 08:37:01 0 1.66 0.00 0.34 11.49 0.09 86.43 08:37:01 1 2.55 0.00 0.59 1.46 0.03 95.36 08:37:01 2 28.82 0.00 1.94 4.34 0.07 64.84 08:37:01 3 20.95 0.00 1.42 1.97 0.05 75.61 08:38:01 all 46.67 0.00 2.06 1.71 0.08 49.49 08:38:01 0 40.96 0.00 1.61 1.58 0.07 55.78 08:38:01 1 46.77 0.00 1.57 0.45 0.08 51.13 08:38:01 2 49.36 0.00 2.24 1.09 0.07 47.24 08:38:01 3 49.55 0.00 2.82 3.73 0.07 43.84 08:39:01 all 60.74 0.00 2.47 0.39 0.09 36.31 08:39:01 0 59.49 0.00 1.61 0.50 0.08 38.31 08:39:01 1 62.08 0.00 2.58 0.23 0.10 35.00 08:39:01 2 58.61 0.00 3.01 0.37 0.10 37.91 08:39:01 3 62.74 0.00 2.69 0.47 0.08 34.02 08:40:01 all 60.68 0.00 2.69 0.27 0.09 36.27 08:40:01 0 54.96 0.00 2.48 0.13 0.10 42.33 08:40:01 1 63.31 0.00 2.74 0.20 0.08 33.66 08:40:01 2 64.32 0.00 3.22 0.49 0.07 31.91 08:40:01 3 60.17 0.00 2.33 0.25 0.08 37.16 08:41:01 all 23.45 0.00 1.91 1.08 0.06 73.51 08:41:01 0 59.80 0.00 3.21 1.81 0.08 35.11 08:41:01 1 13.09 0.00 1.21 0.30 0.07 85.32 08:41:01 2 10.74 0.00 1.32 0.12 0.05 87.78 08:41:01 3 10.29 0.00 1.85 2.10 0.03 85.73 Average: all 41.07 0.00 2.04 1.64 0.07 55.17 Average: 0 43.54 0.00 1.86 3.07 0.08 51.45 Average: 1 37.62 0.00 1.74 0.53 0.07 60.04 Average: 2 42.36 0.00 2.34 1.27 0.07 53.96 Average: 3 40.77 0.00 2.23 1.70 0.06 55.24