---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-31 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 399 1400 0 2144 3282 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:5c:4c:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe5c:4c80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-31) 07/10/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 114.21 51.47 62.74 3478.75 6208.17 07:07:01 67.65 17.34 50.31 1223.93 8821.96 07:08:01 68.42 20.78 47.63 946.53 6531.20 07:09:01 25.28 1.25 24.03 63.06 4976.37 Average: 68.90 22.73 46.16 1428.94 6625.28 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1883688 3335136 2154956 53.36 38500 1575696 644636 12.67 566372 1430920 70520 07:07:01 1737720 3436444 2300924 56.97 57120 1789460 532464 10.47 471596 1640772 105204 07:08:01 1511580 3426236 2527064 62.57 61812 1995344 536172 10.54 597036 1730464 104984 07:09:01 1438440 3361596 2600204 64.38 64240 2001920 594604 11.69 670480 1731272 9996 Average: 1642857 3389853 2395787 59.32 55418 1840605 576969 11.34 576371 1633357 72676 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 336.58 185.69 1437.85 62.52 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 61.79 36.40 428.92 10.32 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 221.68 250.25 1248.22 47.05 0.00 0.00 0.00 0.00 07:08:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 07:09:01 ens3 51.41 61.57 27.80 599.70 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 168.31 133.88 787.17 180.61 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-31) 07/10/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.41 0.00 1.87 4.60 2.33 68.78 07:06:02 0 17.46 0.00 1.62 6.58 2.19 72.15 07:06:02 1 30.04 0.00 2.50 3.05 2.41 62.00 07:06:02 2 17.60 0.00 1.69 4.95 2.42 73.33 07:06:02 3 24.55 0.00 1.69 3.78 2.32 67.66 07:07:01 all 18.94 0.00 1.26 2.27 1.06 76.48 07:07:01 0 3.01 0.00 0.45 3.45 0.57 92.50 07:07:01 1 28.66 0.00 1.80 3.73 1.37 64.44 07:07:01 2 7.81 0.00 0.88 1.47 0.75 89.09 07:07:01 3 36.31 0.00 1.91 0.44 1.56 59.78 07:08:01 all 30.60 0.00 1.62 1.33 4.29 62.16 07:08:01 0 29.64 0.00 2.10 1.04 4.73 62.48 07:08:01 1 34.53 0.00 0.93 1.14 3.79 59.61 07:08:01 2 35.25 0.00 1.39 1.72 4.51 57.13 07:08:01 3 23.04 0.00 2.04 1.40 4.13 69.38 07:09:01 all 20.40 0.00 1.02 0.98 1.06 76.54 07:09:01 0 6.38 0.00 0.50 0.23 0.40 92.49 07:09:01 1 21.72 0.00 1.42 0.10 0.90 75.87 07:09:01 2 28.52 0.00 1.25 0.80 1.45 67.99 07:09:01 3 24.90 0.00 0.95 2.76 1.48 69.91 Average: all 23.12 0.00 1.45 2.29 2.19 70.95 Average: 0 14.19 0.00 1.17 2.83 1.98 79.83 Average: 1 28.75 0.00 1.66 2.00 2.12 65.47 Average: 2 22.38 0.00 1.30 2.24 2.29 71.79 Average: 3 27.15 0.00 1.65 2.10 2.38 66.72