---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-33003 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: 2800.000 BogoMIPS: 5600.00 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 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 619 11160 0 4259 15090 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:6b:a4:3b brd ff:ff:ff:ff:ff:ff inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe6b:a43b/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-33003) 08/04/25 _x86_64_ (4 CPU) 13:02:48 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 335.33 27.62 307.72 990.27 11031.73 13:05:01 174.98 40.64 134.34 2272.18 22290.70 13:06:01 19.18 7.88 11.30 349.54 1264.59 13:07:01 46.16 0.22 45.94 3.33 4652.42 13:08:01 61.62 3.88 57.74 255.69 68294.48 Average: 127.45 16.05 111.40 774.24 21507.16 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13835116 15482172 2589852 15.77 68776 1773840 838704 4.80 745628 1617984 236860 13:05:01 12135376 14257480 4289592 26.12 80728 2223552 2087580 11.95 2040344 1993180 11836 13:06:01 11382960 13532324 5042008 30.70 81804 2248652 2514236 14.39 2816996 1964348 4192 13:07:01 11452092 13796648 4972876 30.28 91912 2425592 2245264 12.85 2575464 2119988 73348 13:08:01 11462056 15476264 4962912 30.22 95012 4043960 838504 4.80 1233500 3405888 7448 Average: 12053520 14508978 4371448 26.61 83646 2543119 1704858 9.76 1882386 2220278 66737 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 13:04:01 ens3 423.30 262.05 1768.90 71.90 0.00 0.00 0.00 0.00 13:05:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:05:01 ens3 543.35 418.31 6239.97 64.53 0.00 0.00 0.00 0.00 13:06:01 lo 4.20 4.20 21.48 21.48 0.00 0.00 0.00 0.00 13:06:01 ens3 985.64 699.98 349.16 324.62 0.00 0.00 0.00 0.00 13:07:01 lo 2.73 2.73 4.47 4.47 0.00 0.00 0.00 0.00 13:07:01 ens3 415.41 307.75 1533.39 83.62 0.00 0.00 0.00 0.00 13:08:01 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 13:08:01 ens3 1671.95 1122.60 6335.42 290.78 0.00 0.00 0.00 0.00 Average: lo 2.03 2.03 5.26 5.26 0.00 0.00 0.00 0.00 Average: ens3 807.94 562.14 3245.52 167.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-33003) 08/04/25 _x86_64_ (4 CPU) 13:02:48 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 23.35 0.00 1.91 2.96 0.06 71.72 13:04:01 0 5.20 0.00 1.79 7.06 0.03 85.91 13:04:01 1 62.12 0.00 3.97 4.51 0.12 29.28 13:04:01 2 10.93 0.00 1.12 0.12 0.03 87.80 13:04:01 3 15.35 0.00 0.80 0.22 0.05 83.58 13:05:01 all 34.29 0.00 2.00 2.54 0.09 61.07 13:05:01 0 32.16 0.00 2.03 2.15 0.10 63.57 13:05:01 1 35.51 0.00 2.60 6.43 0.08 55.38 13:05:01 2 34.83 0.00 1.69 1.45 0.09 61.93 13:05:01 3 34.71 0.00 1.67 0.18 0.08 63.35 13:06:01 all 51.14 0.00 3.27 0.15 0.21 45.23 13:06:01 0 49.42 0.00 2.95 0.15 0.15 47.33 13:06:01 1 47.84 0.00 2.88 0.28 0.27 48.73 13:06:01 2 53.55 0.00 3.55 0.08 0.13 42.68 13:06:01 3 53.74 0.00 3.68 0.08 0.33 42.16 13:07:01 all 44.80 0.00 1.86 0.03 0.09 53.22 13:07:01 0 45.65 0.00 1.97 0.07 0.08 52.23 13:07:01 1 31.15 0.00 2.35 0.03 0.08 66.39 13:07:01 2 50.84 0.00 1.86 0.02 0.08 47.21 13:07:01 3 51.71 0.00 1.27 0.00 0.10 46.92 13:08:01 all 48.98 0.00 2.87 1.31 0.10 46.75 13:08:01 0 50.00 0.00 2.04 2.23 0.08 45.64 13:08:01 1 41.01 0.00 2.91 0.64 0.10 55.35 13:08:01 2 55.69 0.00 2.88 0.10 0.12 41.22 13:08:01 3 49.22 0.00 3.62 2.28 0.12 44.77 Average: all 40.51 0.00 2.38 1.40 0.11 55.60 Average: 0 36.50 0.00 2.16 2.33 0.09 58.92 Average: 1 43.51 0.00 2.94 2.36 0.13 51.06 Average: 2 41.10 0.00 2.22 0.35 0.09 56.24 Average: 3 40.93 0.00 2.21 0.55 0.14 56.17