---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1870 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 9.2G 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 602 12302 0 3135 15107 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:75:9b:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.10/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85929sec preferred_lft 85929sec inet6 fe80::f816:3eff:fe75:9bd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1870) 10/10/25 _x86_64_ (4 CPU) 18:34:00 LINUX RESTART (4 CPU) 18:35:02 tps rtps wtps bread/s bwrtn/s 18:36:01 156.37 43.29 113.08 2567.67 27196.48 18:37:01 11.88 0.05 11.83 3.33 1037.29 18:38:01 34.31 1.03 33.28 31.19 7805.23 18:39:01 13.35 0.43 12.91 12.53 1475.62 18:40:01 13.05 0.70 12.35 72.91 1559.61 18:41:01 24.63 3.63 21.00 235.60 21499.73 Average: 41.95 8.09 33.86 481.47 10047.96 18:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 12098140 13976772 4326828 26.34 76972 1989932 2150228 12.31 2328080 1756976 15464 18:37:01 11202340 13117812 5222628 31.80 78524 2023084 2949124 16.88 3195392 1778256 23884 18:38:01 12121996 14262064 4302972 26.20 84520 2234516 1730492 9.90 2079964 1962516 18088 18:39:01 11208612 13384308 5216356 31.76 87176 2264424 2688040 15.38 2962380 1984128 14708 18:40:01 11181524 13603420 5243444 31.92 89704 2502920 2367420 13.55 2765504 2196568 215460 18:41:01 11158856 14062412 5266112 32.06 92588 2959028 2476780 14.17 2384960 2578724 44820 Average: 11495245 13734465 4929723 30.01 84914 2328984 2393681 13.70 2619380 2042861 55404 18:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 18:36:01 ens3 449.09 319.87 2276.44 92.62 0.00 0.00 0.00 0.00 18:37:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:37:01 ens3 2530.18 1648.28 723.85 677.98 0.00 0.00 0.00 0.00 18:38:01 lo 8.53 8.53 0.83 0.83 0.00 0.00 0.00 0.00 18:38:01 ens3 1815.43 1194.62 3626.05 538.39 0.00 0.00 0.00 0.00 18:39:01 lo 7.15 7.15 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 678.45 451.21 261.77 190.08 0.00 0.00 0.00 0.00 18:40:01 lo 5.06 5.06 0.83 0.83 0.00 0.00 0.00 0.00 18:40:01 ens3 444.39 301.28 316.56 116.46 0.00 0.00 0.00 0.00 18:41:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 18:41:01 ens3 1035.73 735.03 2511.61 282.60 0.00 0.00 0.00 0.00 Average: lo 3.65 3.65 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1160.82 776.29 1617.51 316.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1870) 10/10/25 _x86_64_ (4 CPU) 18:34:00 LINUX RESTART (4 CPU) 18:35:02 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 54.97 0.00 2.19 2.52 0.12 40.20 18:36:01 0 46.82 0.00 1.79 2.04 0.14 49.21 18:36:01 1 69.26 0.00 1.98 0.61 0.10 28.05 18:36:01 2 54.77 0.00 2.51 3.16 0.10 39.46 18:36:01 3 49.06 0.00 2.48 4.24 0.12 44.09 18:37:01 all 76.08 0.00 5.40 0.01 0.15 18.37 18:37:01 0 70.67 0.00 7.96 0.00 0.14 21.23 18:37:01 1 80.35 0.00 4.66 0.02 0.15 14.81 18:37:01 2 81.51 0.00 4.37 0.00 0.17 13.95 18:37:01 3 71.74 0.00 4.60 0.00 0.14 23.53 18:38:01 all 53.08 0.00 3.43 9.45 0.13 33.91 18:38:01 0 51.18 0.00 3.46 13.74 0.13 31.49 18:38:01 1 52.38 0.00 4.17 3.24 0.12 40.10 18:38:01 2 53.06 0.00 4.15 10.23 0.12 32.44 18:38:01 3 55.69 0.00 1.94 10.66 0.13 31.58 18:39:01 all 67.72 0.00 2.28 0.10 0.14 29.77 18:39:01 0 59.61 0.00 3.34 0.10 0.13 36.82 18:39:01 1 73.15 0.00 1.84 0.00 0.12 24.90 18:39:01 2 72.83 0.00 2.01 0.25 0.15 24.76 18:39:01 3 65.31 0.00 1.91 0.02 0.13 32.63 18:40:01 all 61.46 0.00 2.03 0.05 0.11 36.35 18:40:01 0 59.63 0.00 1.85 0.00 0.12 38.41 18:40:01 1 70.20 0.00 2.31 0.02 0.12 27.36 18:40:01 2 52.24 0.00 1.81 0.13 0.12 45.70 18:40:01 3 63.82 0.00 2.17 0.03 0.10 33.87 18:41:01 all 55.50 0.00 2.01 0.35 0.10 42.05 18:41:01 0 55.95 0.00 1.64 0.08 0.08 42.25 18:41:01 1 65.31 0.00 2.49 0.17 0.10 31.93 18:41:01 2 50.83 0.00 2.48 1.13 0.10 45.45 18:41:01 3 49.89 0.00 1.46 0.02 0.08 48.55 Average: all 61.43 0.00 2.88 2.08 0.12 33.48 Average: 0 57.29 0.00 3.33 2.67 0.12 36.59 Average: 1 68.39 0.00 2.90 0.68 0.12 27.91 Average: 2 60.81 0.00 2.88 2.49 0.13 33.69 Average: 3 59.23 0.00 2.42 2.50 0.12 35.73