---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-669 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: 2800.022 BogoMIPS: 5600.04 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 7.7G 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 752 865 0 2326 2925 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:21:89:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fe21:8984/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-669) 02/03/24 _x86_64_ (4 CPU) 02:56:42 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 88.12 35.88 52.24 1681.05 6113.51 02:59:01 59.97 11.80 48.18 237.43 10192.97 03:00:01 8.73 0.00 8.73 0.00 326.88 03:01:01 47.44 2.83 44.61 76.12 9198.60 03:02:01 22.58 0.68 21.90 83.59 7568.21 Average: 45.37 10.24 35.13 415.64 6680.03 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 1743600 3371164 2295052 56.83 51540 1730020 593156 11.66 553080 1567764 181492 02:59:01 1512808 3226624 2525844 62.54 58492 1803276 727184 14.29 714516 1626120 1072 03:00:01 1488108 3208328 2550544 63.15 59716 1807604 736728 14.48 733560 1629592 2108 03:01:01 1250352 3341480 2788300 69.04 64072 2165772 550736 10.83 623940 1961016 101076 03:02:01 891212 2993668 3147440 77.93 67360 2173724 877764 17.25 1207056 1735044 38232 Average: 1377216 3228253 2661436 65.90 60236 1936079 697114 13.70 766430 1703907 64796 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 79.79 72.00 1074.01 9.74 0.00 0.00 0.00 0.00 02:58:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 02:59:01 ens3 102.98 96.12 614.01 22.11 0.00 0.00 0.00 0.00 02:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 54.76 79.40 66.53 12.51 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 968.49 756.21 4429.57 133.96 0.00 0.00 0.00 0.00 03:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:02:01 ens3 79.14 62.12 32.35 238.84 0.00 0.00 0.00 0.00 03:02:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 257.03 213.17 1243.29 83.43 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-669) 02/03/24 _x86_64_ (4 CPU) 02:56:42 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 20.25 0.00 1.39 2.55 0.05 75.76 02:58:01 0 44.70 0.00 2.31 0.38 0.07 52.54 02:58:01 1 6.38 0.00 0.58 1.51 0.05 91.49 02:58:01 2 4.65 0.00 0.89 7.79 0.02 86.66 02:58:01 3 25.39 0.00 1.77 0.53 0.05 72.26 02:59:01 all 14.20 0.00 0.76 0.81 0.04 84.19 02:59:01 0 23.19 0.00 1.25 0.37 0.05 75.14 02:59:01 1 6.87 0.00 0.52 1.20 0.03 91.38 02:59:01 2 13.24 0.00 0.72 1.54 0.05 84.45 02:59:01 3 13.49 0.00 0.55 0.12 0.03 85.81 03:00:01 all 4.26 0.00 0.21 0.02 0.02 95.49 03:00:01 0 4.92 0.00 0.15 0.00 0.03 94.90 03:00:01 1 0.00 0.00 0.00 0.00 0.00 100.00 03:00:01 2 5.96 0.00 0.23 0.08 0.02 93.71 03:00:01 3 6.18 0.00 0.48 0.00 0.03 93.31 03:01:01 all 15.01 0.00 1.32 0.37 0.05 83.25 03:01:01 0 15.18 0.00 1.25 0.02 0.05 83.50 03:01:01 1 17.29 0.00 1.07 0.69 0.05 80.90 03:01:01 2 11.06 0.00 1.49 0.62 0.08 86.75 03:01:01 3 16.50 0.00 1.43 0.17 0.05 81.86 03:02:01 all 27.46 0.00 0.73 0.58 0.05 71.17 03:02:01 0 38.07 0.00 1.15 0.08 0.05 60.64 03:02:01 1 15.68 0.00 0.67 0.85 0.03 82.77 03:02:01 2 29.17 0.00 0.55 1.29 0.05 68.94 03:02:01 3 26.93 0.00 0.60 0.12 0.03 72.31 Average: all 16.24 0.00 0.88 0.87 0.04 81.97 Average: 0 25.20 0.00 1.22 0.17 0.05 73.36 Average: 1 9.23 0.00 0.57 0.85 0.03 89.32 Average: 2 12.82 0.00 0.78 2.26 0.04 84.10 Average: 3 17.70 0.00 0.97 0.19 0.04 81.11