---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1143 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 482 5344 0 2149 7215 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:2a:a9:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe2a:a9a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1143) 08/16/25 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 188.24 108.37 79.87 5402.30 40328.63 12:49:01 56.86 0.22 56.65 26.66 9429.26 12:50:01 94.27 37.72 56.55 2138.49 8216.99 12:51:01 22.97 1.32 21.66 65.70 4806.40 Average: 90.58 36.90 53.68 1908.06 15693.84 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6037032 7428400 2130388 26.08 36152 1535480 681728 7.40 571336 1395788 69528 12:49:01 5758612 7404192 2408808 29.49 55832 1754788 712032 7.73 609584 1605184 129852 12:50:01 5457260 7364752 2710160 33.18 62936 2003592 715448 7.76 765472 1737384 115720 12:51:01 5493828 7406408 2673592 32.73 64868 2006084 665232 7.22 731720 1734316 9096 Average: 5686683 7400938 2480737 30.37 54947 1824986 693610 7.53 669528 1618168 81049 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 418.35 241.64 1235.15 66.03 0.00 0.00 0.00 0.00 12:48:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 12:49:01 ens3 40.85 33.37 543.76 4.37 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 286.95 283.96 1425.37 66.46 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 51.82 60.90 27.95 603.24 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 199.48 154.96 808.01 185.05 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1143) 08/16/25 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.08 0.00 2.96 6.39 1.62 67.95 12:48:01 0 16.01 0.00 1.58 3.76 1.26 77.39 12:48:01 1 30.55 0.00 2.62 3.65 1.70 61.48 12:48:01 2 24.25 0.00 2.47 8.87 1.85 62.57 12:48:01 3 13.56 0.00 5.14 9.28 1.68 70.34 12:49:01 all 20.83 0.00 1.39 1.57 0.96 75.24 12:49:01 0 5.90 0.00 0.56 2.21 0.70 90.63 12:49:01 1 25.46 0.00 1.95 1.47 0.93 70.19 12:49:01 2 32.30 0.00 1.43 0.15 1.17 64.96 12:49:01 3 19.71 0.00 1.63 2.46 1.05 75.15 12:50:01 all 39.48 0.00 2.06 1.69 2.91 53.86 12:50:01 0 27.16 0.00 1.97 2.55 2.77 65.56 12:50:01 1 44.85 0.00 1.46 0.83 2.76 50.10 12:50:01 2 52.11 0.00 2.77 2.24 3.37 39.52 12:50:01 3 33.80 0.00 2.05 1.15 2.73 60.27 12:51:01 all 21.44 0.00 1.02 0.69 0.95 75.90 12:51:01 0 3.39 0.00 0.56 0.89 0.60 94.56 12:51:01 1 51.59 0.00 1.23 0.25 2.01 44.92 12:51:01 2 21.97 0.00 1.40 1.53 0.80 74.30 12:51:01 3 8.87 0.00 0.87 0.08 0.38 89.80 Average: all 25.72 0.00 1.86 2.59 1.61 68.23 Average: 0 13.11 0.00 1.17 2.35 1.33 82.04 Average: 1 38.13 0.00 1.81 1.55 1.85 56.66 Average: 2 32.68 0.00 2.02 3.20 1.80 60.31 Average: 3 18.98 0.00 2.42 3.25 1.46 73.89