---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10009 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.6G 11G 45% / 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 459 4207 0 3309 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:06:63:0a brd ff:ff:ff:ff:ff:ff inet 10.32.7.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe06:630a/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-10009) 09/05/26 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 153.71 74.25 79.45 4409.40 39681.00 08:15:01 56.60 0.17 56.43 20.79 9874.04 08:16:01 103.23 30.01 73.22 1664.66 43746.18 08:17:01 48.91 9.78 39.13 664.29 3785.10 08:18:01 22.74 1.55 21.19 88.24 3525.22 Average: 77.04 23.15 53.88 1369.39 20121.42 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 6103172 7473552 2064248 25.27 34936 1516856 660688 7.17 522924 1381360 60816 08:15:01 5819332 7430120 2348088 28.75 53428 1726812 694644 7.54 576376 1587268 74992 08:16:01 4371716 7256668 3795704 46.47 61404 2968040 823024 8.93 771364 2789444 5504 08:17:01 4364548 7432632 3802872 46.56 66828 3139524 642880 6.98 664360 2891380 62236 08:18:01 4306060 7389160 3861360 47.28 69464 3152236 681192 7.39 722880 2890740 11236 Average: 4992966 7396426 3174454 38.87 57212 2500694 700486 7.60 651581 2308038 42957 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 08:14:01 ens3 309.88 177.30 1106.07 60.75 0.00 0.00 0.00 0.00 08:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:15:01 ens3 32.42 24.61 774.71 4.03 0.00 0.00 0.00 0.00 08:16:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 08:16:01 ens3 702.05 415.40 17991.62 55.72 0.00 0.00 0.00 0.00 08:17:01 lo 1.27 1.27 0.18 0.18 0.00 0.00 0.00 0.00 08:17:01 ens3 289.55 290.72 1439.42 74.38 0.00 0.00 0.00 0.00 08:18:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:18:01 ens3 11.60 12.41 9.09 5.82 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 269.08 184.08 4263.92 40.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10009) 09/05/26 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 18.49 0.00 2.61 6.70 4.90 67.31 08:14:01 0 26.70 0.00 1.86 7.26 4.97 59.21 08:14:01 1 17.50 0.00 1.71 4.72 4.59 71.48 08:14:01 2 20.41 0.00 4.98 5.97 5.87 62.77 08:14:01 3 9.33 0.00 1.84 8.86 4.14 75.82 08:15:01 all 17.83 0.00 1.18 2.85 2.92 75.22 08:15:01 0 3.13 0.00 0.33 0.42 2.51 93.61 08:15:01 1 15.27 0.00 0.89 1.10 2.42 80.31 08:15:01 2 27.66 0.00 1.25 4.73 4.42 61.95 08:15:01 3 25.37 0.00 2.30 5.15 2.30 64.88 08:16:01 all 22.54 0.00 2.40 3.06 6.79 65.22 08:16:01 0 22.73 0.00 2.97 4.00 6.37 63.94 08:16:01 1 18.19 0.00 2.53 4.68 6.67 67.92 08:16:01 2 30.61 0.00 2.52 1.84 8.48 56.55 08:16:01 3 18.56 0.00 1.55 1.73 5.62 72.55 08:17:01 all 34.04 0.00 1.98 0.96 8.89 54.14 08:17:01 0 30.16 0.00 1.91 1.38 8.30 58.25 08:17:01 1 38.58 0.00 2.09 0.63 8.66 50.04 08:17:01 2 30.45 0.00 2.20 0.26 10.29 56.80 08:17:01 3 36.99 0.00 1.74 1.57 8.28 51.42 08:18:01 all 19.49 0.00 0.87 1.29 2.52 75.83 08:18:01 0 7.29 0.00 0.51 0.32 0.83 91.05 08:18:01 1 5.20 0.00 0.73 3.20 1.60 89.28 08:18:01 2 52.48 0.00 1.76 0.39 4.74 40.63 08:18:01 3 12.87 0.00 0.49 1.23 2.90 82.52 Average: all 22.51 0.00 1.81 2.97 5.22 67.48 Average: 0 18.06 0.00 1.52 2.68 4.62 73.11 Average: 1 19.02 0.00 1.60 2.87 4.81 71.70 Average: 2 32.26 0.00 2.55 2.63 6.78 55.78 Average: 3 20.63 0.00 1.58 3.70 4.66 69.43