---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8350 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 5286 0 2211 7216 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:85:ba:00 brd ff:ff:ff:ff:ff:ff inet 10.32.6.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe85:ba00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8350) 03/07/26 _x86_64_ (4 CPU) 15:35:54 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 139.73 54.32 85.40 3562.74 40505.67 15:38:01 69.64 12.72 56.91 270.01 9258.56 15:39:01 73.93 5.93 67.99 393.74 10572.61 15:40:01 29.15 0.85 28.30 87.32 3882.02 Average: 78.14 18.48 59.66 1081.77 16082.63 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5941192 7365660 2226228 27.26 37208 1567196 732344 7.95 636420 1427388 86356 15:38:01 5586940 7244000 2580480 31.59 57280 1764104 877324 9.52 775952 1610148 101696 15:39:01 5075124 6982380 3092296 37.86 64264 1999348 1009348 10.95 1088716 1791236 33840 15:40:01 5444324 7416836 2723096 33.34 67748 2060000 654344 7.10 674996 1834984 23928 Average: 5511895 7252219 2655525 32.51 56625 1847662 818340 8.88 794021 1665939 61455 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:37:02 ens3 411.95 230.43 1431.40 65.72 0.00 0.00 0.00 0.00 15:38:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 15:38:01 ens3 74.77 65.98 477.17 17.82 0.00 0.00 0.00 0.00 15:39:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 15:39:01 ens3 415.99 446.03 3144.51 70.18 0.00 0.00 0.00 0.00 15:40:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:40:01 ens3 103.33 97.90 407.31 27.45 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 252.25 210.69 1368.85 45.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8350) 03/07/26 _x86_64_ (4 CPU) 15:35:54 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 21.97 0.00 2.45 5.27 2.09 68.22 15:37:02 0 21.20 0.00 1.08 0.83 1.46 75.43 15:37:02 1 25.30 0.00 1.62 1.85 2.07 69.16 15:37:02 2 15.86 0.00 4.87 9.47 2.33 67.47 15:37:02 3 25.51 0.00 2.23 8.86 2.51 60.89 15:38:01 all 25.63 0.00 1.45 1.98 2.26 68.67 15:38:01 0 7.35 0.00 0.37 0.02 1.43 90.83 15:38:01 1 46.48 0.00 2.82 2.56 3.10 45.04 15:38:01 2 36.40 0.00 1.50 0.49 2.18 59.43 15:38:01 3 12.44 0.00 1.11 4.86 2.36 79.23 15:39:01 all 43.81 0.00 2.52 0.88 4.72 48.07 15:39:01 0 40.49 0.00 2.28 0.88 4.58 51.76 15:39:01 1 42.22 0.00 2.20 0.66 4.32 50.61 15:39:01 2 42.14 0.00 2.40 0.08 4.76 50.61 15:39:01 3 50.42 0.00 3.18 1.92 5.19 39.29 15:40:01 all 22.96 0.00 1.28 1.00 1.67 73.08 15:40:01 0 13.56 0.00 0.73 0.03 0.81 84.86 15:40:01 1 16.33 0.00 0.94 2.68 1.51 78.54 15:40:01 2 41.66 0.00 2.24 0.22 1.99 53.90 15:40:01 3 20.31 0.00 1.20 1.05 2.40 75.04 Average: all 28.64 0.00 1.93 2.28 2.69 64.46 Average: 0 20.76 0.00 1.12 0.44 2.08 75.59 Average: 1 32.54 0.00 1.89 1.93 2.75 60.89 Average: 2 34.02 0.00 2.76 2.57 2.82 57.83 Average: 3 27.25 0.00 1.93 4.16 3.12 63.53