---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11166 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:aa:b8:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feaa:b866/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11166) 12/07/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 194.18 110.81 83.37 5441.23 40292.50 07:07:01 70.32 16.06 54.25 1060.79 9229.28 07:08:01 81.29 22.15 59.14 1125.95 7881.89 07:09:01 21.76 1.52 20.24 75.31 4778.54 Average: 91.97 37.72 54.25 1929.32 15571.26 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6019976 7411144 2147444 26.29 36468 1535228 691928 7.51 591532 1395904 70204 07:07:01 5788000 7471164 2379420 29.13 57096 1790004 797792 8.66 542552 1643280 132876 07:08:01 5439988 7349192 2727432 33.39 62836 2005632 729804 7.92 783752 1739848 114820 07:09:01 5534324 7448972 2633096 32.24 64748 2008756 626260 6.80 691728 1736852 9052 Average: 5695572 7420118 2471848 30.26 55287 1834905 711446 7.72 652391 1628971 81738 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 372.22 223.85 1255.74 64.99 0.00 0.00 0.00 0.00 07:06:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 07:07:01 ens3 80.11 55.05 715.21 13.05 0.00 0.00 0.00 0.00 07:07:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 259.74 284.55 1267.49 60.51 0.00 0.00 0.00 0.00 07:08:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 07:09:01 ens3 50.67 61.65 27.73 600.65 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 191.14 156.69 816.93 185.53 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11166) 12/07/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.36 0.00 2.95 6.78 2.82 66.08 07:06:02 0 12.91 0.00 1.92 8.45 2.21 74.51 07:06:02 1 8.43 0.00 4.25 3.37 1.92 82.04 07:06:02 2 43.41 0.00 3.29 5.98 4.31 43.00 07:06:02 3 20.51 0.00 2.36 9.35 2.82 64.95 07:07:01 all 19.93 0.00 1.31 2.61 1.81 74.34 07:07:01 0 2.87 0.00 0.25 1.82 0.73 94.33 07:07:01 1 27.85 0.00 2.15 1.68 2.18 66.15 07:07:01 2 14.06 0.00 1.17 6.21 2.34 76.22 07:07:01 3 34.92 0.00 1.67 0.69 1.97 60.74 07:08:01 all 34.41 0.00 1.88 1.68 4.65 57.37 07:08:01 0 46.42 0.00 1.15 0.40 4.35 47.68 07:08:01 1 28.19 0.00 1.64 1.64 4.41 64.11 07:08:01 2 26.36 0.00 2.02 3.07 4.68 63.86 07:08:01 3 36.71 0.00 2.71 1.59 5.18 53.81 07:09:01 all 19.96 0.00 1.01 0.88 1.36 76.79 07:09:01 0 37.95 0.00 1.48 0.28 1.70 58.59 07:09:01 1 4.12 0.00 0.55 0.20 1.08 94.06 07:09:01 2 1.63 0.00 0.54 2.84 0.94 94.04 07:09:01 3 36.31 0.00 1.46 0.20 1.73 60.31 Average: all 23.95 0.00 1.79 2.99 2.67 68.61 Average: 0 25.16 0.00 1.21 2.74 2.25 68.64 Average: 1 17.13 0.00 2.14 1.72 2.40 76.60 Average: 2 21.41 0.00 1.76 4.52 3.07 69.24 Average: 3 32.10 0.00 2.05 2.97 2.93 59.94