---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7738 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 7.7G 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 481 5235 0 2259 7213 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:c5:ed:92 brd ff:ff:ff:ff:ff:ff inet 10.32.7.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fec5:ed92/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7738) 02/28/26 _x86_64_ (4 CPU) 08:12:53 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 139.91 54.59 85.32 3585.80 40499.67 08:15:01 86.54 30.27 56.28 1686.36 9898.93 08:16:01 71.03 9.31 61.71 643.65 9630.52 08:17:01 29.10 1.30 27.80 99.05 4106.12 Average: 81.62 23.84 57.78 1502.92 16059.21 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5964092 7388980 2203320 26.98 37256 1567728 714688 7.75 613796 1427040 86304 08:15:01 5573036 7284196 2594376 31.76 57100 1818260 839096 9.10 755092 1644392 98752 08:16:01 4861868 6806056 3305544 40.47 63740 2037536 1225000 13.29 1285632 1808664 34884 08:17:01 5341244 7364272 2826168 34.60 67296 2111108 712772 7.73 752804 1860744 26828 Average: 5435060 7210876 2732352 33.45 56348 1883658 872889 9.47 851831 1685210 61692 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:14:02 ens3 430.19 257.19 1427.02 68.84 0.00 0.00 0.00 0.00 08:15:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 77.26 64.19 443.90 15.42 0.00 0.00 0.00 0.00 08:16:01 lo 1.30 1.30 0.18 0.18 0.00 0.00 0.00 0.00 08:16:01 ens3 360.33 397.52 2744.12 61.92 0.00 0.00 0.00 0.00 08:17:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:17:01 ens3 104.88 122.98 576.40 24.38 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 243.87 211.09 1301.49 42.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7738) 02/28/26 _x86_64_ (4 CPU) 08:12:53 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.04 0.00 2.64 4.56 1.48 69.28 08:14:02 0 20.09 0.00 4.43 5.46 1.56 68.45 08:14:02 1 18.20 0.00 1.91 2.67 1.53 75.69 08:14:02 2 40.64 0.00 2.50 1.87 1.88 53.12 08:14:02 3 9.26 0.00 1.71 8.22 0.96 79.84 08:15:01 all 24.70 0.00 1.49 2.01 1.47 70.33 08:15:01 0 35.43 0.00 1.90 0.62 1.96 60.09 08:15:01 1 25.30 0.00 1.34 2.43 1.32 69.61 08:15:01 2 29.39 0.00 1.93 2.08 1.57 65.03 08:15:01 3 8.63 0.00 0.78 2.91 1.00 86.68 08:16:01 all 43.36 0.00 2.00 1.03 3.17 50.45 08:16:01 0 46.31 0.00 1.74 0.46 3.04 48.45 08:16:01 1 37.03 0.00 1.54 0.55 2.80 58.08 08:16:01 2 42.54 0.00 2.86 0.43 3.42 50.75 08:16:01 3 47.56 0.00 1.86 2.67 3.42 44.49 08:17:01 all 19.40 0.00 1.03 0.54 1.08 77.95 08:17:01 0 33.62 0.00 1.55 0.10 1.18 63.55 08:17:01 1 7.76 0.00 0.78 1.19 1.34 88.92 08:17:01 2 12.74 0.00 1.08 0.03 0.75 85.39 08:17:01 3 23.52 0.00 0.73 0.85 1.02 73.88 Average: all 27.40 0.00 1.79 2.04 1.80 66.98 Average: 0 33.86 0.00 2.41 1.67 1.93 60.13 Average: 1 22.06 0.00 1.39 1.71 1.75 73.09 Average: 2 31.36 0.00 2.09 1.10 1.91 63.54 Average: 3 22.31 0.00 1.27 3.67 1.60 71.14