---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1020 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: 2799.998 BogoMIPS: 5599.99 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 9.0G 11G 47% / 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 484 3862 0 3629 7192 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:52:61:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe52:614c/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-1020) 10/24/26 _x86_64_ (4 CPU) 11:16:53 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 154.55 55.46 99.08 3625.86 42936.50 11:19:01 127.10 36.53 90.57 2248.83 53196.33 11:20:01 12.18 0.02 12.16 0.13 571.37 11:21:01 51.07 2.63 48.44 179.84 9043.03 Average: 86.23 23.66 62.57 1513.75 26437.50 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5878656 7451608 2288764 28.02 49424 1693896 633520 6.87 533472 1571728 197932 11:19:01 4223568 7249804 3943852 48.29 60036 3109372 792628 8.60 760344 2944700 4636 11:20:01 4204128 7240316 3963292 48.53 62724 3115428 800620 8.69 772220 2949512 1784 11:21:01 3953408 7359948 4214012 51.60 68768 3469372 689048 7.48 687728 3269664 130012 Average: 4564940 7325419 3602480 44.11 60238 2847017 728954 7.91 688441 2683901 83591 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:18:01 ens3 387.87 241.87 1743.30 66.65 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 11:19:01 ens3 705.22 443.13 20506.55 47.31 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 62.39 92.12 59.87 20.80 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 624.20 536.71 4064.36 93.25 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 444.92 328.45 6593.32 57.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1020) 10/24/26 _x86_64_ (4 CPU) 11:16:53 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.61 0.00 1.93 4.68 0.07 71.71 11:18:01 0 13.79 0.00 1.40 10.35 0.03 74.42 11:18:01 1 20.81 0.00 1.77 2.74 0.07 74.61 11:18:01 2 10.94 0.00 1.51 1.54 0.07 85.94 11:18:01 3 40.86 0.00 2.97 4.09 0.10 51.97 11:19:01 all 18.66 0.00 1.48 2.77 0.07 77.02 11:19:01 0 5.53 0.00 0.48 2.82 0.03 91.14 11:19:01 1 16.87 0.00 2.16 5.75 0.07 75.16 11:19:01 2 13.70 0.00 1.11 1.72 0.07 83.40 11:19:01 3 38.51 0.00 2.19 0.80 0.10 58.40 11:20:01 all 4.50 0.00 0.25 0.03 0.02 95.20 11:20:01 0 2.52 0.00 0.28 0.10 0.02 97.08 11:20:01 1 3.24 0.00 0.32 0.02 0.02 96.41 11:20:01 2 5.39 0.00 0.23 0.00 0.03 94.35 11:20:01 3 6.86 0.00 0.18 0.00 0.03 92.93 11:21:01 all 18.43 0.00 1.44 0.55 0.06 79.51 11:21:01 0 12.29 0.00 0.80 1.27 0.03 85.60 11:21:01 1 16.02 0.00 1.66 0.59 0.05 81.69 11:21:01 2 18.81 0.00 1.92 0.07 0.08 79.13 11:21:01 3 26.60 0.00 1.40 0.27 0.08 71.65 Average: all 15.79 0.00 1.28 2.01 0.06 80.87 Average: 0 8.53 0.00 0.74 3.63 0.03 87.06 Average: 1 14.22 0.00 1.48 2.27 0.05 81.98 Average: 2 12.20 0.00 1.19 0.83 0.06 85.71 Average: 3 28.20 0.00 1.69 1.29 0.08 68.75