---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2950 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 473 5151 0 2351 7218 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:e6:41:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fee6:4136/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2950) 01/10/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 165.36 80.09 85.27 4853.59 40625.65 16:39:01 82.88 30.15 52.73 1665.47 9077.60 16:40:01 37.13 9.95 27.18 769.07 6712.48 16:41:01 14.63 1.40 13.23 36.93 3742.71 16:42:01 28.11 1.90 26.21 100.78 7693.92 Average: 65.62 24.70 40.92 1485.16 13570.62 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5972888 7396992 2194532 26.87 36984 1566912 709420 7.70 602892 1429200 86244 16:39:01 5654104 7358352 2513316 30.77 57340 1810644 756416 8.21 659572 1658020 104820 16:40:01 4603064 6509740 3564356 43.64 62984 2000928 1902040 20.64 1541728 1809620 92472 16:41:01 5297572 7399704 2869848 35.14 67272 2187396 680596 7.38 737116 1913200 194536 16:42:01 5278928 7392804 2888492 35.37 69652 2196224 684664 7.43 752984 1915764 10892 Average: 5361311 7211518 2806109 34.36 58846 1952421 946627 10.27 858858 1745161 97793 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 448.96 255.91 1473.74 66.42 0.00 0.00 0.00 0.00 16:38:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 ens3 62.37 40.68 459.60 11.68 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 211.66 202.03 2649.71 25.90 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 128.28 120.38 1252.73 19.74 0.00 0.00 0.00 0.00 16:41:01 lo 122.21 122.21 36.51 36.51 0.00 0.00 0.00 0.00 16:42:01 ens3 18.13 16.71 19.28 8.08 0.00 0.00 0.00 0.00 16:42:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 173.88 127.15 1171.03 26.36 0.00 0.00 0.00 0.00 Average: lo 25.31 25.31 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2950) 01/10/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.35 0.00 2.65 5.26 0.96 69.78 16:38:01 0 30.85 0.00 4.83 3.51 1.12 59.70 16:38:01 1 10.08 0.00 1.81 5.72 0.66 81.74 16:38:01 2 34.25 0.00 2.42 5.08 1.14 57.11 16:38:01 3 10.33 0.00 1.57 6.74 0.93 80.43 16:39:01 all 23.36 0.00 1.42 1.87 0.95 72.39 16:39:01 0 62.67 0.00 3.28 0.65 1.68 31.71 16:39:01 1 6.76 0.00 0.70 3.99 0.42 88.13 16:39:01 2 17.51 0.00 0.77 0.78 0.70 80.24 16:39:01 3 6.55 0.00 0.95 2.04 1.01 89.45 16:40:01 all 36.91 0.00 1.33 0.73 1.95 59.08 16:40:01 0 24.48 0.00 1.56 0.37 1.56 72.03 16:40:01 1 44.78 0.00 1.01 0.30 2.05 51.86 16:40:01 2 41.45 0.00 1.10 0.23 2.01 55.21 16:40:01 3 36.98 0.00 1.60 2.03 2.17 57.22 16:41:01 all 37.24 0.00 1.63 0.30 2.16 58.67 16:41:01 0 35.97 0.00 1.33 0.02 1.95 60.73 16:41:01 1 31.34 0.00 1.85 0.63 2.21 63.97 16:41:01 2 42.24 0.00 1.22 0.03 2.16 54.35 16:41:01 3 39.39 0.00 2.18 0.52 2.33 55.59 16:42:01 all 21.83 0.00 0.96 0.69 0.60 75.92 16:42:01 0 11.76 0.00 0.45 0.05 0.37 87.38 16:42:01 1 57.70 0.00 2.02 1.50 1.32 37.46 16:42:01 2 6.62 0.00 0.67 0.10 0.25 92.36 16:42:01 3 11.30 0.00 0.68 1.12 0.45 86.45 Average: all 28.14 0.00 1.60 1.77 1.33 67.17 Average: 0 33.14 0.00 2.29 0.92 1.34 62.32 Average: 1 30.10 0.00 1.48 2.43 1.33 64.66 Average: 2 28.42 0.00 1.23 1.24 1.25 67.85 Average: 3 20.89 0.00 1.39 2.49 1.38 73.85