---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10034 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 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 506 5292 0 2177 7189 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:37:ef:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.146/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe37:efff/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-10034) 03/29/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 112.96 48.83 64.14 3420.76 5875.15 07:07:01 81.24 30.44 50.80 1710.08 9275.44 07:08:01 60.12 6.70 53.42 455.12 6541.18 07:09:01 30.84 5.30 25.55 156.11 5045.29 07:10:01 22.18 0.35 21.83 33.72 1567.48 Average: 61.40 18.28 43.12 1153.27 5648.69 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5933756 7376816 2233664 27.35 38820 1582960 703504 7.63 627540 1439296 90432 07:07:01 5572612 7269560 2594808 31.77 56888 1804128 833376 9.04 749392 1649228 99852 07:08:01 5245684 7050072 2921736 35.77 63488 1899940 1113512 12.08 1014760 1698548 6720 07:09:01 5373248 7312840 2794172 34.21 66776 2029588 742592 8.06 831252 1752172 24900 07:10:01 5357108 7307036 2810312 34.41 68512 2037588 753064 8.17 839560 1757472 12328 Average: 5496482 7263265 2670938 32.70 58897 1870841 829210 9.00 812501 1659343 46846 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 449.31 240.34 1482.62 66.04 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 63.50 47.14 429.04 15.15 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 277.05 306.37 1285.04 51.00 0.00 0.00 0.00 0.00 07:08:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 07:09:01 ens3 106.90 121.88 311.35 612.04 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 07:10:01 ens3 11.88 12.78 9.24 6.01 0.00 0.00 0.00 0.00 07:10:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 182.12 146.03 704.35 150.50 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 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-10034) 03/29/26 _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 24.00 0.00 1.75 4.06 2.10 68.09 07:06:02 0 12.81 0.00 1.24 9.98 1.85 74.13 07:06:02 1 23.89 0.00 2.17 2.48 2.10 69.36 07:06:02 2 35.84 0.00 1.79 2.09 2.32 57.97 07:06:02 3 23.48 0.00 1.85 1.67 2.14 70.85 07:07:01 all 21.55 0.00 1.56 2.74 1.82 72.33 07:07:01 0 34.50 0.00 2.01 4.18 2.16 57.15 07:07:01 1 9.37 0.00 1.32 2.76 1.62 84.93 07:07:01 2 19.59 0.00 0.96 0.50 1.73 77.21 07:07:01 3 22.86 0.00 1.93 3.52 1.73 69.96 07:08:01 all 36.20 0.00 1.99 0.81 3.95 57.06 07:08:01 0 36.46 0.00 1.93 0.45 4.03 57.13 07:08:01 1 31.71 0.00 1.42 0.53 3.78 62.55 07:08:01 2 40.34 0.00 1.54 0.13 3.74 54.25 07:08:01 3 36.28 0.00 3.04 2.10 4.26 54.33 07:09:01 all 26.93 0.00 1.39 0.86 2.13 68.70 07:09:01 0 38.03 0.00 2.00 1.34 2.46 56.17 07:09:01 1 22.87 0.00 1.33 0.22 1.76 73.84 07:09:01 2 37.21 0.00 1.21 1.75 2.38 57.45 07:09:01 3 9.59 0.00 1.01 0.13 1.93 87.34 07:10:01 all 20.60 0.00 0.97 0.78 1.33 76.33 07:10:01 0 3.74 0.00 0.43 1.72 1.04 93.07 07:10:01 1 19.91 0.00 0.86 0.91 1.44 76.87 07:10:01 2 48.76 0.00 1.68 0.35 1.90 47.32 07:10:01 3 10.09 0.00 0.91 0.10 0.88 88.02 Average: all 25.87 0.00 1.53 1.84 2.27 68.49 Average: 0 25.07 0.00 1.52 3.53 2.31 67.56 Average: 1 21.58 0.00 1.42 1.38 2.14 73.48 Average: 2 36.39 0.00 1.44 0.97 2.42 58.79 Average: 3 20.46 0.00 1.75 1.50 2.19 74.10