---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8236 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 9.2G 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 605 12315 0 3118 15104 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:0b:a3:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86011sec preferred_lft 86011sec inet6 fe80::f816:3eff:fe0b:a3a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8236) 11/02/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 162.16 28.51 133.64 1652.66 20751.21 07:52:01 80.09 18.46 61.62 917.85 15616.46 07:53:01 27.03 1.20 25.83 30.66 19385.44 07:54:01 9.76 0.23 9.53 9.33 7201.47 07:55:01 28.82 2.78 26.04 292.04 23933.22 Average: 61.57 10.24 51.33 580.48 17377.44 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13590608 15370680 2834360 17.26 73428 1898272 977500 5.59 865644 1736664 84240 07:52:01 12298452 14287716 4126516 25.12 79152 2095368 1911880 10.94 2036768 1843664 11112 07:53:01 11639232 13994436 4785736 29.14 80480 2453536 2214876 12.68 2345796 2177628 312 07:54:01 11290844 13686400 5134124 31.26 82064 2490416 2454668 14.05 2657912 2210508 25480 07:55:01 10461724 13320656 5963244 36.31 84944 2938508 2942824 16.84 3187104 2490084 44208 Average: 11856172 14131978 4568796 27.82 80014 2375220 2100350 12.02 2218645 2091710 33070 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 200.10 152.32 2047.22 32.07 0.00 0.00 0.00 0.00 07:51:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:52:01 ens3 577.84 368.17 2673.89 100.02 0.00 0.00 0.00 0.00 07:52:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:53:01 ens3 978.99 526.90 619.55 243.12 0.00 0.00 0.00 0.00 07:53:01 lo 23.36 23.36 5.32 5.32 0.00 0.00 0.00 0.00 07:54:01 ens3 1111.51 540.50 369.97 252.84 0.00 0.00 0.00 0.00 07:54:01 lo 2.23 2.23 0.18 0.18 0.00 0.00 0.00 0.00 07:55:01 ens3 1014.36 600.90 2780.24 191.81 0.00 0.00 0.00 0.00 07:55:01 lo 12.00 12.00 2.00 2.00 0.00 0.00 0.00 0.00 Average: ens3 776.58 437.77 1698.17 163.98 0.00 0.00 0.00 0.00 Average: lo 7.72 7.72 1.52 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8236) 11/02/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 19.85 0.00 1.42 2.09 0.06 76.58 07:51:01 0 28.19 0.00 1.63 1.37 0.07 68.74 07:51:01 1 27.17 0.00 2.24 4.65 0.07 65.88 07:51:01 2 9.62 0.00 0.70 0.55 0.07 89.06 07:51:01 3 14.42 0.00 1.12 1.80 0.03 82.63 07:52:01 all 50.75 0.00 1.69 0.46 0.08 47.02 07:52:01 0 46.00 0.00 1.76 0.55 0.08 51.61 07:52:01 1 51.23 0.00 1.84 0.37 0.08 46.48 07:52:01 2 54.37 0.00 1.66 0.55 0.08 43.34 07:52:01 3 51.40 0.00 1.45 0.38 0.08 46.68 07:53:01 all 42.65 0.00 1.85 0.61 0.07 54.83 07:53:01 0 41.52 0.00 2.27 0.18 0.07 55.96 07:53:01 1 40.65 0.00 1.92 0.07 0.07 57.30 07:53:01 2 45.87 0.00 1.35 0.53 0.08 52.16 07:53:01 3 42.54 0.00 1.86 1.62 0.07 53.91 07:54:01 all 52.96 0.00 1.83 0.12 0.10 45.00 07:54:01 0 55.62 0.00 1.22 0.03 0.10 43.02 07:54:01 1 55.74 0.00 1.47 0.00 0.10 42.69 07:54:01 2 57.11 0.00 2.09 0.40 0.10 40.30 07:54:01 3 43.38 0.00 2.56 0.03 0.10 53.92 07:55:01 all 61.89 0.00 2.38 0.37 0.10 35.25 07:55:01 0 56.09 0.00 3.56 0.07 0.10 40.18 07:55:01 1 65.80 0.00 1.92 0.17 0.10 32.01 07:55:01 2 62.46 0.00 1.62 0.43 0.12 35.36 07:55:01 3 63.23 0.00 2.39 0.82 0.10 33.45 Average: all 45.61 0.00 1.83 0.73 0.08 51.74 Average: 0 45.48 0.00 2.09 0.44 0.08 51.91 Average: 1 48.12 0.00 1.88 1.05 0.08 48.87 Average: 2 45.88 0.00 1.48 0.49 0.09 52.05 Average: 3 42.98 0.00 1.88 0.93 0.08 54.13