---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7669 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 473 5313 0 2188 7221 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:9e:64:de brd ff:ff:ff:ff:ff:ff inet 10.32.7.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe9e:64de/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-7669) 02/27/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 137.43 55.02 82.40 3629.66 39914.43 14:57:01 72.74 18.81 53.92 1337.64 9719.31 14:58:01 86.70 20.06 66.64 870.39 8289.82 14:59:01 26.63 1.70 24.93 80.92 5078.49 Average: 80.87 23.90 56.97 1479.65 15750.51 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6045848 7432756 2121564 25.98 36240 1531112 681648 7.40 565968 1392476 69232 14:57:01 5768664 7467524 2398748 29.37 56760 1806532 819088 8.89 544136 1657056 130660 14:58:01 5189896 7096276 2977516 36.46 64352 1999280 957740 10.39 1001988 1762792 73584 14:59:01 5443216 7395344 2724196 33.35 67216 2041500 696576 7.56 747228 1764008 9740 Average: 5611906 7347975 2555506 31.29 56142 1844606 788763 8.56 714830 1644083 70804 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 397.80 224.13 1175.03 65.04 0.00 0.00 0.00 0.00 14:57:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 80.20 67.42 709.67 14.52 0.00 0.00 0.00 0.00 14:58:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 325.41 382.05 1582.39 67.96 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 77.34 75.64 39.57 611.79 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 220.19 187.31 876.66 189.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7669) 02/27/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.16 0.00 2.98 3.98 1.33 71.55 14:56:01 0 10.34 0.00 2.15 3.73 1.46 82.31 14:56:01 1 17.51 0.00 2.26 3.96 0.95 75.32 14:56:01 2 27.56 0.00 2.22 1.40 1.58 67.24 14:56:01 3 25.26 0.00 5.31 6.86 1.32 61.25 14:57:01 all 20.57 0.00 1.38 1.73 1.30 75.03 14:57:01 0 11.04 0.00 0.75 2.42 0.53 85.26 14:57:01 1 46.13 0.00 3.12 0.45 1.58 48.73 14:57:01 2 23.14 0.00 1.26 1.88 1.25 72.47 14:57:01 3 2.15 0.00 0.40 2.15 1.82 93.50 14:58:01 all 45.38 0.00 2.36 1.04 3.51 47.71 14:58:01 0 42.16 0.00 3.01 2.34 3.61 48.88 14:58:01 1 47.48 0.00 1.66 0.23 3.36 47.27 14:58:01 2 47.16 0.00 2.03 1.26 3.19 46.36 14:58:01 3 44.71 0.00 2.74 0.35 3.87 48.33 14:59:01 all 20.56 0.00 1.02 0.84 0.88 76.71 14:59:01 0 1.58 0.00 0.53 2.65 0.22 95.01 14:59:01 1 35.31 0.00 1.73 0.10 1.35 61.51 14:59:01 2 33.13 0.00 1.02 0.55 1.28 64.02 14:59:01 3 12.18 0.00 0.78 0.03 0.65 86.36 Average: all 26.69 0.00 1.93 1.90 1.75 67.73 Average: 0 16.32 0.00 1.62 2.78 1.46 77.82 Average: 1 36.64 0.00 2.19 1.18 1.81 58.18 Average: 2 32.75 0.00 1.63 1.27 1.83 62.52 Average: 3 21.05 0.00 2.30 2.34 1.92 72.39