---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7870 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 7.6G 12G 40% / 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 490 5297 0 2187 7205 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:67:7f:35 brd ff:ff:ff:ff:ff:ff inet 10.32.7.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe67:7f35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7870) 03/01/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 150.82 65.97 84.85 4265.29 40745.49 12:49:01 58.74 5.68 53.06 179.09 9275.99 12:50:01 92.38 32.89 59.49 2023.13 7509.82 12:51:01 29.75 1.75 28.00 81.45 5562.14 Average: 83.02 26.66 56.36 1643.34 15800.54 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5987436 7407484 2179976 26.69 37036 1563256 700752 7.60 593128 1424040 83444 12:49:01 5791072 7454336 2376340 29.10 55536 1772416 622192 6.75 554220 1627600 121676 12:50:01 5366996 7188920 2800416 34.29 63648 1917328 885756 9.61 890640 1701792 5172 12:51:01 5454700 7405684 2712712 33.21 66920 2041272 665840 7.22 738840 1763880 9104 Average: 5650051 7364106 2517361 30.82 55785 1823568 718635 7.80 694207 1629328 54849 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 452.86 249.33 1494.59 66.77 0.00 0.00 0.00 0.00 12:48:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 47.67 38.77 445.27 10.38 0.00 0.00 0.00 0.00 12:49:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 284.64 327.73 1333.16 55.29 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 103.18 110.20 275.59 606.18 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 222.82 182.10 889.00 185.38 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7870) 03/01/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.16 0.00 2.91 4.51 1.45 69.97 12:48:02 0 24.67 0.00 1.65 1.43 1.50 70.76 12:48:02 1 21.61 0.00 3.02 3.92 1.30 70.15 12:48:02 2 23.51 0.00 5.01 7.95 1.75 61.77 12:48:02 3 14.87 0.00 2.00 4.72 1.22 77.18 12:49:01 all 21.00 0.00 1.31 1.43 1.20 75.06 12:49:01 0 39.89 0.00 1.99 0.13 1.87 56.13 12:49:01 1 37.05 0.00 1.98 0.71 1.67 58.60 12:49:01 2 4.51 0.00 0.76 4.68 0.91 89.13 12:49:01 3 2.39 0.00 0.49 0.20 0.36 96.56 12:50:01 all 45.49 0.00 2.45 1.50 3.41 47.15 12:50:01 0 40.21 0.00 2.42 1.86 3.63 51.89 12:50:01 1 51.71 0.00 1.54 1.18 3.17 42.40 12:50:01 2 49.77 0.00 1.97 1.31 3.69 43.27 12:50:01 3 40.28 0.00 3.90 1.68 3.12 51.02 12:51:01 all 21.85 0.00 1.25 0.62 1.11 75.17 12:51:01 0 22.33 0.00 1.66 0.95 1.15 73.92 12:51:01 1 38.57 0.00 1.50 0.07 1.38 58.49 12:51:01 2 17.33 0.00 0.83 0.42 1.16 80.26 12:51:01 3 9.22 0.00 1.03 1.03 0.75 87.97 Average: all 27.42 0.00 1.98 2.01 1.79 66.79 Average: 0 31.75 0.00 1.93 1.10 2.04 63.19 Average: 1 37.25 0.00 2.01 1.47 1.88 57.39 Average: 2 23.90 0.00 2.15 3.58 1.89 68.49 Average: 3 16.76 0.00 1.86 1.91 1.37 78.09