---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6869 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 7.6G 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 484 5313 0 2178 7211 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:9c:ee:dc brd ff:ff:ff:ff:ff:ff inet 10.32.6.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe9c:eedc/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-6869) 02/17/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 128.36 54.27 74.09 3575.21 25574.83 12:49:01 88.60 30.62 57.97 1716.86 9016.78 12:50:01 66.93 9.56 57.36 539.55 7378.61 12:51:01 24.25 0.88 23.36 48.13 4859.32 Average: 76.98 23.81 53.18 1468.95 11719.04 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5899904 7371068 2267508 27.76 39948 1608720 735240 7.98 641360 1456624 126940 12:49:01 5532216 7244752 2635196 32.26 59344 1815968 823612 8.94 777380 1658236 102568 12:50:01 5459012 7396156 2708400 33.16 66116 2027908 671068 7.28 741768 1755464 126116 12:51:01 5477472 7419972 2689940 32.94 68312 2030512 645756 7.01 726292 1751116 10536 Average: 5592151 7357987 2575261 31.53 58430 1870777 718919 7.80 721700 1655360 91540 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 430.69 267.19 1466.84 68.23 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 122.62 133.62 565.20 28.70 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 295.82 309.78 1450.33 54.03 0.00 0.00 0.00 0.00 12:51:01 lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 61.14 65.79 30.41 608.07 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 228.02 194.36 879.55 190.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6869) 02/17/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.28 0.00 2.03 3.44 1.10 70.15 12:48:02 0 9.49 0.00 1.28 6.09 0.96 82.17 12:48:02 1 49.26 0.00 3.32 2.84 1.67 42.91 12:48:02 2 17.36 0.00 1.85 3.12 1.00 76.66 12:48:02 3 17.10 0.00 1.71 1.70 0.80 78.69 12:49:01 all 27.88 0.00 1.72 1.82 1.35 67.23 12:49:01 0 19.45 0.00 1.17 0.47 1.34 77.57 12:49:01 1 46.90 0.00 2.86 0.90 1.68 47.66 12:49:01 2 15.44 0.00 1.41 4.22 1.07 77.87 12:49:01 3 29.77 0.00 1.43 1.70 1.32 65.78 12:50:01 all 39.25 0.00 1.96 1.02 2.22 55.55 12:50:01 0 30.61 0.00 1.11 0.17 1.79 66.32 12:50:01 1 55.37 0.00 3.22 0.72 2.63 38.07 12:50:01 2 35.80 0.00 2.31 1.56 2.36 57.97 12:50:01 3 35.29 0.00 1.18 1.63 2.08 59.82 12:51:01 all 20.77 0.00 1.04 0.62 0.61 76.96 12:51:01 0 6.94 0.00 0.70 0.05 0.28 92.04 12:51:01 1 24.86 0.00 1.08 0.32 0.77 72.97 12:51:01 2 4.42 0.00 0.78 1.43 0.25 93.11 12:51:01 3 46.99 0.00 1.59 0.65 1.14 49.64 Average: all 27.80 0.00 1.69 1.72 1.32 67.47 Average: 0 16.60 0.00 1.06 1.70 1.09 79.54 Average: 1 44.08 0.00 2.62 1.19 1.69 50.42 Average: 2 18.29 0.00 1.59 2.58 1.17 76.38 Average: 3 32.29 0.00 1.48 1.42 1.33 63.48