---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-503 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 7.8G 12G 41% / 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 466 5203 0 2306 7226 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:ab:36:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.217/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:feab:36d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-503) 08/09/25 _x86_64_ (4 CPU) 02:56:58 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 180.97 97.70 83.27 5183.67 40219.85 02:59:01 57.60 1.97 55.63 65.71 9210.40 03:00:01 45.12 11.88 33.24 227.26 6646.85 03:01:01 8.92 0.00 8.92 0.00 333.28 03:02:01 47.78 0.43 47.35 14.40 8909.83 03:03:01 23.20 0.67 22.53 76.39 4693.35 Average: 60.60 18.77 41.82 927.83 11668.64 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 6039396 7428672 2128016 26.05 36144 1533800 695496 7.55 569932 1396056 70164 02:59:01 5761092 7397532 2406320 29.46 55812 1744908 705092 7.65 604040 1605884 122828 03:00:01 5525516 7229316 2641896 32.35 58868 1807376 882612 9.58 790748 1651088 1092 03:01:01 5506404 7217640 2661008 32.58 60824 1811852 898576 9.75 803872 1654756 2196 03:02:01 5288652 7353880 2878760 35.25 65864 2153568 728984 7.91 685740 1976988 112856 03:03:01 5317900 7387488 2849512 34.89 68056 2155480 710376 7.71 658364 1974452 10048 Average: 5573160 7335755 2594252 31.76 57595 1867831 770189 8.36 685449 1709871 53197 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 355.71 210.53 1202.64 64.02 0.00 0.00 0.00 0.00 02:58:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 02:59:01 ens3 47.33 37.94 537.03 16.00 0.00 0.00 0.00 0.00 02:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:00:01 ens3 116.14 107.05 921.10 20.95 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 59.52 85.34 66.81 13.37 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 627.87 564.20 4043.59 73.48 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 11.33 12.66 8.99 5.90 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 202.99 169.62 1130.09 32.29 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-503) 08/09/25 _x86_64_ (4 CPU) 02:56:58 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.08 0.00 2.83 6.22 2.28 67.58 02:58:01 0 26.82 0.00 2.14 9.70 2.32 59.02 02:58:01 1 12.80 0.00 1.84 6.91 1.95 76.49 02:58:01 2 24.77 0.00 2.70 3.11 2.93 66.49 02:58:01 3 19.94 0.00 4.63 5.20 1.91 68.32 02:59:01 all 20.94 0.00 1.35 2.28 1.49 73.94 02:59:01 0 20.66 0.00 1.31 7.15 1.75 69.13 02:59:01 1 18.73 0.00 1.20 0.12 0.70 79.26 02:59:01 2 5.71 0.00 0.84 1.03 2.23 90.18 02:59:01 3 38.83 0.00 2.09 0.80 1.25 57.03 03:00:01 all 15.95 0.00 0.96 0.64 1.77 80.69 03:00:01 0 12.03 0.00 0.80 1.08 1.42 84.68 03:00:01 1 12.73 0.00 1.38 0.10 1.51 84.28 03:00:01 2 12.21 0.00 0.95 1.03 2.19 83.63 03:00:01 3 26.85 0.00 0.70 0.32 1.96 70.17 03:01:01 all 4.72 0.00 0.38 0.02 0.46 94.43 03:01:01 0 5.68 0.00 0.22 0.08 0.45 93.57 03:01:01 1 6.83 0.00 0.79 0.02 0.53 91.83 03:01:01 2 5.19 0.00 0.40 0.02 0.68 93.71 03:01:01 3 1.15 0.00 0.12 0.00 0.17 98.57 03:02:01 all 21.18 0.00 1.66 0.58 1.57 75.01 03:02:01 0 11.65 0.00 1.01 1.68 1.46 84.21 03:02:01 1 27.83 0.00 2.30 0.33 1.54 67.99 03:02:01 2 25.64 0.00 1.93 0.10 2.05 70.28 03:02:01 3 19.65 0.00 1.40 0.22 1.25 77.49 03:03:01 all 20.64 0.00 1.10 0.93 1.01 76.31 03:03:01 0 20.73 0.00 1.21 3.37 1.16 73.52 03:03:01 1 21.27 0.00 0.80 0.13 0.78 77.02 03:03:01 2 21.01 0.00 0.96 0.15 1.44 76.45 03:03:01 3 19.58 0.00 1.42 0.05 0.65 78.31 Average: all 17.43 0.00 1.38 1.78 1.43 77.97 Average: 0 16.27 0.00 1.12 3.85 1.43 77.34 Average: 1 16.69 0.00 1.38 1.28 1.17 79.48 Average: 2 15.76 0.00 1.30 0.91 1.92 80.11 Average: 3 21.01 0.00 1.73 1.10 1.20 74.97