---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3570 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 484 5308 0 2182 7210 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:f4:79:74 brd ff:ff:ff:ff:ff:ff inet 10.32.7.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fef4:7974/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3570) 01/18/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 129.91 54.62 75.29 3593.81 39796.59 12:49:01 76.15 23.98 52.17 1493.48 9037.56 12:50:01 78.84 14.85 63.99 714.01 7918.15 12:51:01 27.73 1.73 26.00 81.32 5535.61 Average: 78.17 23.80 54.37 1471.01 15576.01 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5977544 7402364 2189868 26.81 36744 1567868 708100 7.68 597836 1428136 86740 12:49:01 5686632 7384392 2480780 30.37 57140 1804624 835320 9.06 634608 1651156 134220 12:50:01 5321460 7140012 2845952 34.85 64540 1912412 912436 9.90 942548 1695736 7472 12:51:01 5467044 7411164 2700368 33.06 67000 2033836 658048 7.14 734568 1755852 9836 Average: 5613170 7334483 2554242 31.27 56356 1829685 778476 8.45 727390 1632720 59567 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 313.82 176.32 1415.57 61.18 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 70.64 41.89 463.58 12.66 0.00 0.00 0.00 0.00 12:49:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 298.32 343.79 1345.89 58.65 0.00 0.00 0.00 0.00 12:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:51:01 ens3 95.03 103.48 267.23 621.59 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 194.47 166.37 873.16 188.50 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 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-3570) 01/18/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.12 0.00 2.14 4.97 3.90 67.86 12:48:01 0 6.95 0.00 1.60 5.86 2.88 82.70 12:48:01 1 19.56 0.00 2.27 3.57 3.45 71.15 12:48:01 2 31.94 0.00 2.34 3.95 5.00 56.77 12:48:01 3 26.01 0.00 2.34 6.49 4.28 60.89 12:49:01 all 21.06 0.00 1.49 2.64 2.40 72.40 12:49:01 0 7.89 0.00 0.91 4.70 2.14 84.36 12:49:01 1 20.79 0.00 1.53 3.80 2.11 71.78 12:49:01 2 43.02 0.00 2.51 0.54 3.69 50.24 12:49:01 3 12.48 0.00 1.03 1.56 1.64 83.29 12:50:01 all 41.37 0.00 2.48 1.17 8.40 46.57 12:50:01 0 41.09 0.00 3.03 0.57 8.77 46.54 12:50:01 1 39.67 0.00 2.16 1.60 7.99 48.58 12:50:01 2 49.01 0.00 2.53 0.78 9.48 38.20 12:50:01 3 35.68 0.00 2.23 1.74 7.37 52.98 12:51:01 all 21.46 0.00 1.18 0.99 1.87 74.50 12:51:01 0 28.12 0.00 1.00 0.18 1.96 68.74 12:51:01 1 29.09 0.00 1.15 0.70 1.78 67.28 12:51:01 2 13.18 0.00 1.32 2.00 2.23 81.27 12:51:01 3 15.49 0.00 1.25 1.08 1.47 80.71 Average: all 26.29 0.00 1.83 2.45 4.16 65.28 Average: 0 21.03 0.00 1.64 2.83 3.95 70.55 Average: 1 27.30 0.00 1.78 2.42 3.85 64.66 Average: 2 34.34 0.00 2.18 1.82 5.11 56.55 Average: 3 22.47 0.00 1.71 2.72 3.71 69.39