---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1520 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 557 12618 0 2863 15153 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:94:57:2a brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe94:572a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1520) 09/15/26 _x86_64_ (4 CPU) 07:11:32 LINUX RESTART (4 CPU) 07:12:01 tps rtps wtps bread/s bwrtn/s 07:13:01 144.43 14.85 129.58 348.88 42550.91 07:14:01 107.77 4.48 103.28 128.38 14925.65 07:15:01 21.16 6.32 14.85 437.66 1806.77 Average: 91.12 8.55 82.57 304.97 19761.11 07:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:13:01 13810512 15608352 2614448 15.92 72660 1916352 728396 4.17 617824 1765424 244192 07:14:01 12907976 14903100 3516984 21.41 85380 2091552 1431596 8.19 1348096 1915132 11204 07:15:01 11789664 13901380 4635296 28.22 88264 2201484 2339868 13.39 2420172 1951824 65016 Average: 12836051 14804277 3588909 21.85 82101 2069796 1499953 8.58 1462031 1877460 106804 07:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:13:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 07:13:01 ens3 160.37 117.91 1714.88 29.67 0.00 0.00 0.00 0.00 07:14:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:14:01 ens3 296.93 260.89 2538.03 53.46 0.00 0.00 0.00 0.00 07:15:01 lo 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 07:15:01 ens3 2158.02 1486.62 1056.07 619.60 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 871.78 621.81 1769.66 234.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1520) 09/15/26 _x86_64_ (4 CPU) 07:11:32 LINUX RESTART (4 CPU) 07:12:01 CPU %user %nice %system %iowait %steal %idle 07:13:01 all 17.09 0.00 1.39 2.65 0.02 78.84 07:13:01 0 6.41 0.00 0.83 0.47 0.00 92.29 07:13:01 1 42.46 0.00 3.10 1.52 0.02 52.90 07:13:01 2 14.18 0.00 0.89 5.43 0.03 79.47 07:13:01 3 5.49 0.00 0.78 3.22 0.02 90.50 07:14:01 all 36.22 0.00 1.57 0.28 0.02 61.91 07:14:01 0 40.93 0.00 1.38 0.08 0.02 57.59 07:14:01 1 25.89 0.00 2.90 0.88 0.02 70.31 07:14:01 2 31.71 0.00 1.08 0.00 0.02 67.19 07:14:01 3 46.32 0.00 0.95 0.12 0.02 52.60 07:15:01 all 46.10 0.00 6.34 0.09 0.03 47.45 07:15:01 0 37.40 0.00 1.77 0.00 0.03 60.80 07:15:01 1 47.07 0.00 10.49 0.03 0.02 42.39 07:15:01 2 47.91 0.00 6.50 0.10 0.02 45.47 07:15:01 3 52.01 0.00 6.54 0.20 0.03 41.22 Average: all 33.12 0.00 3.10 1.01 0.02 62.76 Average: 0 28.22 0.00 1.33 0.18 0.02 70.25 Average: 1 38.46 0.00 5.49 0.81 0.02 55.22 Average: 2 31.27 0.00 2.82 1.84 0.02 64.05 Average: 3 34.52 0.00 2.74 1.18 0.02 61.53