---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-140 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: 2799.996 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / 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 410 1241 0 2292 3266 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:10:a0:6e brd ff:ff:ff:ff:ff:ff inet 10.32.7.80/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe10:a06e/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-140) 01/27/24 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 103.30 53.32 49.98 3096.55 7540.61 23:20:01 83.26 29.57 53.69 1651.25 10896.19 23:21:01 10.28 0.00 10.28 0.00 488.45 23:22:01 36.94 10.56 26.38 721.35 3114.28 23:23:02 37.68 4.43 33.24 188.64 3243.59 Average: 54.19 19.55 34.65 1129.82 5037.10 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1820908 3414772 2217736 54.91 49380 1699512 551868 10.85 502768 1539784 157920 23:20:01 1498372 3255892 2540272 62.90 58472 1846760 712760 14.01 679656 1670692 5468 23:21:01 1487004 3250824 2551640 63.18 59504 1851156 720724 14.17 685404 1674368 1336 23:22:01 597468 2471596 3441176 85.21 62024 1955192 1395136 27.42 1496612 1739660 3072 23:23:02 1278096 3345980 2760548 68.35 68696 2137444 593352 11.66 702772 1847608 145032 Average: 1336370 3147813 2702274 66.91 59615 1898013 794768 15.62 813442 1694422 62566 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 367.91 237.24 1489.90 61.14 0.00 0.00 0.00 0.00 23:19:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:20:01 ens3 115.91 112.79 815.36 24.45 0.00 0.00 0.00 0.00 23:20:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 23:21:01 ens3 56.64 81.65 72.27 13.11 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 259.76 275.30 1364.08 47.86 0.00 0.00 0.00 0.00 23:22:01 lo 42.24 42.24 15.34 15.34 0.00 0.00 0.00 0.00 23:23:02 ens3 265.77 278.37 1135.50 51.03 0.00 0.00 0.00 0.00 23:23:02 lo 78.72 78.72 21.10 21.10 0.00 0.00 0.00 0.00 Average: ens3 213.52 197.35 975.96 39.57 0.00 0.00 0.00 0.00 Average: lo 24.82 24.82 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-140) 01/27/24 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.52 0.00 1.74 2.78 0.05 73.90 23:19:02 0 32.01 0.00 2.12 0.93 0.07 64.88 23:19:02 1 6.25 0.00 1.10 1.35 0.02 91.28 23:19:02 2 38.85 0.00 2.37 1.84 0.10 56.83 23:19:02 3 8.98 0.00 1.35 6.96 0.03 82.67 23:20:01 all 16.17 0.00 0.93 1.66 0.05 81.20 23:20:01 0 31.06 0.00 1.95 2.03 0.07 64.89 23:20:01 1 14.98 0.00 0.54 0.64 0.03 83.80 23:20:01 2 9.67 0.00 0.78 2.35 0.05 87.15 23:20:01 3 8.91 0.00 0.44 1.65 0.03 88.96 23:21:01 all 4.17 0.00 0.18 0.04 0.02 95.60 23:21:01 0 5.58 0.00 0.13 0.13 0.03 94.12 23:21:01 1 2.65 0.00 0.05 0.00 0.02 97.28 23:21:01 2 6.70 0.00 0.52 0.00 0.02 92.77 23:21:01 3 1.74 0.00 0.03 0.00 0.02 98.21 23:22:01 all 29.94 0.00 1.02 0.34 0.06 68.64 23:22:01 0 31.51 0.00 1.44 1.15 0.07 65.83 23:22:01 1 30.47 0.00 0.80 0.08 0.05 68.59 23:22:01 2 30.21 0.00 1.12 0.05 0.07 68.55 23:22:01 3 27.50 0.00 0.77 0.07 0.05 71.61 23:23:02 all 22.13 0.00 1.26 0.50 0.06 76.05 23:23:02 0 34.45 0.00 1.80 1.16 0.07 62.52 23:23:02 1 23.02 0.00 0.92 0.05 0.07 75.94 23:23:02 2 17.79 0.00 1.67 0.53 0.05 79.96 23:23:02 3 13.21 0.00 0.64 0.25 0.05 85.86 Average: all 18.79 0.00 1.03 1.06 0.05 79.07 Average: 0 26.92 0.00 1.49 1.08 0.06 70.45 Average: 1 15.47 0.00 0.68 0.43 0.04 83.38 Average: 2 20.67 0.00 1.29 0.95 0.06 77.03 Average: 3 12.07 0.00 0.65 1.79 0.04 85.45