---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-499 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 483 5283 0 2209 7212 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:9c:88:cf brd ff:ff:ff:ff:ff:ff inet 10.32.7.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe9c:88cf/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-499) 04/14/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 131.94 55.17 76.77 3620.74 38816.28 07:07:01 80.79 30.46 50.33 1709.03 8598.47 07:08:01 43.80 8.00 35.80 542.49 8258.45 07:09:01 26.96 3.47 23.50 132.78 5985.67 Average: 70.62 24.14 46.48 1492.45 15317.23 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5984864 7407084 2182548 26.72 37060 1565356 689432 7.48 594216 1427336 85912 07:07:01 5675216 7372832 2492196 30.51 56812 1805484 761968 8.27 648920 1649540 120688 07:08:01 5373912 7340216 2793500 34.20 64656 2059252 726376 7.88 809784 1777376 150304 07:09:01 5431556 7405912 2735856 33.50 66796 2064460 668280 7.25 750932 1775780 9452 Average: 5616387 7381511 2551025 31.23 56331 1873638 711514 7.72 700963 1657508 91589 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 461.42 253.61 1482.00 67.12 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 58.98 45.28 451.41 13.04 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 176.37 160.08 1857.90 24.62 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 63.01 67.54 29.17 685.15 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 188.81 131.12 952.95 198.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-499) 04/14/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.79 0.00 2.01 4.85 1.84 70.51 07:06:01 0 30.53 0.00 2.50 2.20 1.81 62.96 07:06:01 1 10.71 0.00 1.14 3.51 1.47 83.18 07:06:01 2 15.80 0.00 2.10 7.25 1.93 72.92 07:06:01 3 26.10 0.00 2.27 6.42 2.15 63.07 07:07:01 all 21.59 0.00 1.64 3.09 2.00 71.67 07:07:01 0 8.39 0.00 1.26 7.29 1.51 81.55 07:07:01 1 42.48 0.00 2.38 2.16 2.28 50.69 07:07:01 2 8.42 0.00 1.07 1.76 2.33 86.42 07:07:01 3 27.32 0.00 1.87 1.16 1.89 67.76 07:08:01 all 38.16 0.00 1.89 0.88 3.89 55.18 07:08:01 0 33.66 0.00 1.96 1.49 3.75 59.15 07:08:01 1 47.90 0.00 1.74 0.65 4.07 45.65 07:08:01 2 32.35 0.00 1.88 0.18 3.80 61.78 07:08:01 3 38.73 0.00 2.02 1.19 3.93 54.13 07:09:01 all 19.86 0.00 1.15 1.18 1.28 76.53 07:09:01 0 31.59 0.00 1.28 0.30 1.65 65.19 07:09:01 1 12.66 0.00 1.06 0.51 0.91 84.86 07:09:01 2 5.77 0.00 0.73 0.03 0.83 92.63 07:09:01 3 29.40 0.00 1.48 3.89 1.74 63.49 Average: all 25.13 0.00 1.67 2.49 2.26 68.46 Average: 0 26.02 0.00 1.75 2.83 2.18 67.23 Average: 1 28.53 0.00 1.58 1.70 2.19 66.01 Average: 2 15.59 0.00 1.44 2.28 2.23 78.46 Average: 3 30.41 0.00 1.91 3.15 2.43 62.10