---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1711 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 678 895 0 2370 2997 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:0d:18:ca brd ff:ff:ff:ff:ff:ff inet 10.32.7.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe0d:18ca/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-1711) 12/23/23 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 190.57 124.93 65.64 6496.52 42180.32 03:50:01 61.80 12.03 49.77 241.59 9104.76 03:51:01 28.28 0.02 28.26 0.13 5003.43 03:52:01 34.51 0.18 34.33 4.27 7419.56 03:53:01 28.33 2.70 25.63 79.32 8888.52 Average: 68.72 28.03 40.70 1368.12 14537.43 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1838916 3388320 2199728 54.47 48252 1656972 565848 11.12 528296 1499380 140804 03:50:01 1455576 3211988 2583068 63.96 58560 1844680 736824 14.48 724312 1668500 135932 03:51:01 1444196 3207172 2594448 64.24 59668 1849232 740792 14.56 730332 1672172 1476 03:52:01 1158140 3141088 2880504 71.32 62816 2061024 777440 15.28 799624 1877492 5088 03:53:01 900812 3041376 3137832 77.70 65316 2212324 849944 16.71 1151980 1775508 7904 Average: 1359528 3197989 2679116 66.34 58922 1924846 734170 14.43 786909 1698610 58241 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 2.20 2.20 0.19 0.19 0.00 0.00 0.00 0.00 03:49:02 ens3 307.23 214.85 1352.61 61.12 0.00 0.00 0.00 0.00 03:50:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 123.11 106.44 1115.73 24.34 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 56.44 81.05 69.67 12.73 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 524.76 475.94 3544.19 56.08 0.00 0.00 0.00 0.00 03:53:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 365.77 269.89 911.32 301.89 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 275.97 230.05 1399.65 91.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1711) 12/23/23 _x86_64_ (4 CPU) 03:47:59 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.94 0.00 2.66 6.18 0.06 70.16 03:49:02 0 32.01 0.00 2.96 3.80 0.07 61.16 03:49:02 1 11.16 0.00 2.37 11.41 0.05 75.01 03:49:02 2 27.92 0.00 3.67 5.19 0.05 63.17 03:49:02 3 12.71 0.00 1.65 4.30 0.07 81.27 03:50:01 all 19.26 0.00 1.11 1.38 0.05 78.20 03:50:01 0 17.00 0.00 0.64 0.08 0.05 82.22 03:50:01 1 13.31 0.00 0.95 3.73 0.05 81.96 03:50:01 2 35.63 0.00 1.71 0.68 0.07 61.91 03:50:01 3 11.17 0.00 1.10 1.05 0.03 86.65 03:51:01 all 4.85 0.00 0.27 0.36 0.03 94.48 03:51:01 0 0.02 0.00 0.03 0.00 0.03 99.92 03:51:01 1 8.77 0.00 0.55 0.53 0.05 90.09 03:51:01 2 7.53 0.00 0.30 0.77 0.02 91.39 03:51:01 3 3.09 0.00 0.20 0.15 0.03 96.53 03:52:01 all 8.56 0.00 0.78 0.45 0.04 90.17 03:52:01 0 9.44 0.00 0.82 0.60 0.03 89.11 03:52:01 1 5.54 0.00 0.52 1.00 0.03 92.91 03:52:01 2 9.87 0.00 0.87 0.18 0.05 89.03 03:52:01 3 9.40 0.00 0.94 0.00 0.05 89.61 03:53:01 all 28.01 0.00 0.93 0.32 0.05 70.69 03:53:01 0 21.55 0.00 1.19 0.02 0.05 77.20 03:53:01 1 17.85 0.00 0.56 1.05 0.05 80.49 03:53:01 2 35.89 0.00 1.07 0.02 0.07 62.95 03:53:01 3 36.81 0.00 0.89 0.20 0.05 62.06 Average: all 16.32 0.00 1.15 1.74 0.05 80.75 Average: 0 15.99 0.00 1.13 0.90 0.05 81.93 Average: 1 11.33 0.00 0.99 3.54 0.05 84.10 Average: 2 23.33 0.00 1.52 1.37 0.05 73.73 Average: 3 14.64 0.00 0.95 1.14 0.05 83.22