---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1730 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 7.8G 12G 41% / 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 476 5192 0 2306 7216 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:63:91:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86020sec preferred_lft 86020sec inet6 fe80::f816:3eff:fe63:91cd/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-1730) 08/23/25 _x86_64_ (4 CPU) 03:48:00 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps bread/s bwrtn/s 03:50:02 53.52 0.22 53.30 26.66 9111.76 03:51:01 51.69 12.54 39.15 248.23 7213.29 03:52:01 9.12 0.00 9.12 0.00 350.47 03:53:01 46.61 0.40 46.21 14.40 8808.53 03:54:01 27.41 0.68 26.73 77.72 4838.79 Average: 37.62 2.74 34.89 72.81 6060.83 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:02 5866012 7436208 2301400 28.18 51180 1689376 660716 7.17 567892 1550728 53316 03:51:01 5536584 7238756 2630828 32.21 58508 1806724 881628 9.57 781456 1651436 1176 03:52:01 5509972 7219676 2657440 32.54 60552 1811296 881628 9.57 802464 1655120 2224 03:53:01 5336520 7395640 2830892 34.66 65624 2148224 680916 7.39 642772 1973368 109920 03:54:01 5329540 7398916 2837872 34.75 67948 2155780 670856 7.28 646444 1975780 9824 Average: 5515726 7337839 2651686 32.47 60762 1922280 755149 8.19 688206 1761286 35292 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:02 ens3 46.22 38.04 626.19 4.50 0.00 0.00 0.00 0.00 03:50:02 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 113.51 96.17 932.27 22.46 0.00 0.00 0.00 0.00 03:51:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:52:01 ens3 59.34 85.15 63.19 13.44 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 638.71 582.64 4056.62 74.76 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 11.83 12.61 9.30 6.09 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 174.12 163.14 1138.18 24.26 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1730) 08/23/25 _x86_64_ (4 CPU) 03:48:00 LINUX RESTART (4 CPU) 03:49:01 CPU %user %nice %system %iowait %steal %idle 03:50:02 all 16.04 0.00 0.98 1.36 0.75 80.86 03:50:02 0 15.41 0.00 0.75 0.07 0.65 83.13 03:50:02 1 3.49 0.00 0.42 0.95 0.47 94.68 03:50:02 2 13.62 0.00 1.20 4.22 0.62 80.34 03:50:02 3 31.63 0.00 1.56 0.22 1.28 65.31 03:51:01 all 18.23 0.00 0.89 0.86 1.21 78.81 03:51:01 0 33.83 0.00 1.63 0.66 1.48 62.40 03:51:01 1 9.41 0.00 0.83 1.67 0.80 87.29 03:51:01 2 9.60 0.00 0.42 1.03 1.13 87.81 03:51:01 3 20.14 0.00 0.66 0.10 1.41 77.69 03:52:01 all 5.50 0.00 0.37 0.05 0.38 93.70 03:52:01 0 1.52 0.00 0.22 0.00 0.12 98.15 03:52:01 1 6.67 0.00 0.35 0.10 0.33 92.55 03:52:01 2 5.64 0.00 0.62 0.07 0.30 93.38 03:52:01 3 8.18 0.00 0.32 0.02 0.78 90.70 03:53:01 all 17.60 0.00 1.49 0.67 1.13 79.10 03:53:01 0 15.88 0.00 1.80 0.22 1.02 81.08 03:53:01 1 17.26 0.00 0.87 0.87 0.98 80.02 03:53:01 2 23.12 0.00 1.35 0.82 1.38 73.33 03:53:01 3 14.10 0.00 1.94 0.79 1.17 82.00 03:54:01 all 20.91 0.00 0.91 0.58 1.04 76.55 03:54:01 0 25.09 0.00 0.98 0.07 0.93 72.93 03:54:01 1 23.62 0.00 0.83 0.43 1.26 73.86 03:54:01 2 27.01 0.00 1.44 1.71 1.61 68.23 03:54:01 3 7.86 0.00 0.38 0.13 0.37 91.25 Average: all 15.65 0.00 0.93 0.71 0.90 81.81 Average: 0 18.29 0.00 1.07 0.20 0.84 79.60 Average: 1 12.11 0.00 0.66 0.80 0.77 85.67 Average: 2 15.83 0.00 1.01 1.57 1.01 80.59 Average: 3 16.38 0.00 0.97 0.25 1.00 81.39