---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2535 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 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 475 5349 0 2151 7222 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:f5:23:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fef5:2303/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2535) 01/05/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 147.89 65.22 82.67 4267.16 40859.07 14:57:01 88.88 30.58 58.31 1726.51 9467.93 14:58:01 62.27 9.25 53.02 514.71 6971.77 14:59:01 25.42 0.35 25.07 33.72 5034.06 Average: 81.08 26.33 54.75 1635.07 15608.61 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5958040 7384376 2209380 27.05 37264 1569040 723324 7.85 617288 1427204 87204 14:57:01 5609052 7315516 2558368 31.32 58100 1811756 788888 8.56 705544 1655076 101932 14:58:01 5522604 7434280 2644816 32.38 63412 2007240 646816 7.02 700300 1737868 125572 14:59:01 5515960 7431200 2651460 32.46 65424 2008436 651476 7.07 708476 1735808 9156 Average: 5651414 7391343 2516006 30.81 56050 1849118 702626 7.62 682902 1638989 80966 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 452.76 247.96 1467.14 67.54 0.00 0.00 0.00 0.00 14:56:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:57:01 ens3 106.03 73.92 469.76 20.49 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 247.81 284.47 1236.27 632.98 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 14:59:01 ens3 11.96 12.06 9.30 6.02 0.00 0.00 0.00 0.00 14:59:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 205.05 154.94 796.96 182.43 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2535) 01/05/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.20 0.00 2.55 4.30 1.16 69.79 14:56:02 0 27.90 0.00 4.76 2.96 1.24 63.15 14:56:02 1 16.90 0.00 1.83 8.63 1.06 71.58 14:56:02 2 30.87 0.00 1.98 2.70 1.47 62.99 14:56:02 3 13.14 0.00 1.60 2.92 0.87 81.47 14:57:01 all 25.46 0.00 1.53 1.93 1.23 69.86 14:57:01 0 44.72 0.00 1.76 0.73 1.66 51.13 14:57:01 1 13.63 0.00 1.21 4.65 0.88 79.63 14:57:01 2 33.05 0.00 2.43 1.50 1.79 61.22 14:57:01 3 10.40 0.00 0.70 0.81 0.59 87.50 14:58:01 all 34.91 0.00 1.81 1.17 2.07 60.04 14:58:01 0 50.12 0.00 1.98 1.01 2.29 44.60 14:58:01 1 34.22 0.00 1.95 1.20 1.78 60.84 14:58:01 2 22.96 0.00 1.46 2.26 2.04 71.28 14:58:01 3 32.33 0.00 1.85 0.25 2.18 63.40 14:59:01 all 21.17 0.00 0.87 0.74 0.74 76.49 14:59:01 0 30.22 0.00 1.08 0.07 0.83 67.79 14:59:01 1 21.69 0.00 1.30 1.67 0.80 74.55 14:59:01 2 30.39 0.00 0.75 0.35 1.17 67.34 14:59:01 3 2.35 0.00 0.35 0.87 0.15 96.28 Average: all 25.94 0.00 1.69 2.04 1.30 69.03 Average: 0 38.23 0.00 2.40 1.19 1.51 56.68 Average: 1 21.64 0.00 1.57 4.04 1.13 71.61 Average: 2 29.30 0.00 1.65 1.70 1.62 65.73 Average: 3 14.58 0.00 1.13 1.21 0.95 82.13