---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2853 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 406 1209 0 2328 3271 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:c9:31:c9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.119/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85988sec preferred_lft 85988sec inet6 fe80::f816:3eff:fec9:31c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2853) 06/14/25 _x86_64_ (4 CPU) 21:23:50 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 136.69 53.92 82.77 3550.87 7795.37 21:26:01 81.04 29.78 51.26 1631.06 10663.56 21:27:01 11.75 0.98 10.76 20.80 472.32 21:28:01 39.07 10.61 28.46 739.14 3690.00 21:29:01 2.72 0.08 2.63 2.93 144.53 21:30:01 32.56 3.82 28.74 111.16 2744.69 Average: 50.67 16.55 34.12 1010.08 4253.37 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 1802824 3376640 2235820 55.36 50644 1678468 588288 11.56 524364 1538456 169404 21:26:01 1498532 3250656 2540112 62.90 57888 1841824 712396 14.00 666412 1685952 4716 21:27:01 1489308 3249412 2549336 63.12 59844 1846880 720652 14.17 669196 1690104 1660 21:28:01 369148 2255352 3669496 90.86 62352 1966660 1714680 33.71 1696184 1770064 3224 21:29:01 271160 2157760 3767484 93.29 62440 1966748 1747092 34.34 1795468 1767728 56 21:30:01 1180044 3294028 2858600 70.78 67168 2184652 660384 12.98 757832 1892712 166132 Average: 1101836 2930641 2936808 72.72 60056 1914205 1023915 20.13 1018243 1724169 57532 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:25:01 ens3 425.41 281.69 1645.58 70.34 0.00 0.00 0.00 0.00 21:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:26:01 ens3 141.21 135.83 994.94 26.96 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:27:01 ens3 60.96 87.95 64.65 14.04 0.00 0.00 0.00 0.00 21:28:01 lo 3.49 3.49 1.49 1.49 0.00 0.00 0.00 0.00 21:28:01 ens3 264.94 291.05 1622.56 47.50 0.00 0.00 0.00 0.00 21:29:01 lo 12.98 12.98 3.50 3.50 0.00 0.00 0.00 0.00 21:29:01 ens3 6.18 4.18 1.39 1.24 0.00 0.00 0.00 0.00 21:30:01 lo 13.55 13.55 2.98 2.98 0.00 0.00 0.00 0.00 21:30:01 ens3 282.06 280.89 1126.04 54.71 0.00 0.00 0.00 0.00 Average: lo 5.45 5.45 1.37 1.37 0.00 0.00 0.00 0.00 Average: ens3 196.61 179.97 907.26 35.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2853) 06/14/25 _x86_64_ (4 CPU) 21:23:50 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 20.68 0.00 1.62 4.11 0.05 73.54 21:25:01 0 29.44 0.00 2.06 9.19 0.07 59.24 21:25:01 1 26.56 0.00 2.14 2.37 0.07 68.87 21:25:01 2 17.59 0.00 1.24 1.07 0.05 80.05 21:25:01 3 9.08 0.00 1.02 3.78 0.05 86.07 21:26:01 all 13.65 0.00 0.78 1.48 0.05 84.04 21:26:01 0 14.03 0.00 0.80 1.45 0.05 83.67 21:26:01 1 13.68 0.00 0.97 0.90 0.05 84.40 21:26:01 2 13.80 0.00 0.80 1.57 0.05 83.78 21:26:01 3 13.10 0.00 0.57 2.02 0.07 84.25 21:27:01 all 4.29 0.00 0.27 0.06 0.03 95.36 21:27:01 0 6.72 0.00 0.37 0.12 0.02 92.78 21:27:01 1 2.47 0.00 0.22 0.08 0.00 97.23 21:27:01 2 3.64 0.00 0.28 0.03 0.03 96.01 21:27:01 3 4.28 0.00 0.18 0.00 0.03 95.51 21:28:01 all 27.12 0.00 0.99 0.43 0.07 71.39 21:28:01 0 24.57 0.00 0.98 0.49 0.08 73.87 21:28:01 1 28.45 0.00 1.21 0.95 0.07 69.32 21:28:01 2 30.32 0.00 0.70 0.10 0.07 68.81 21:28:01 3 25.17 0.00 1.09 0.17 0.07 73.50 21:29:01 all 2.40 0.00 0.32 0.03 0.03 97.22 21:29:01 0 2.68 0.00 0.35 0.10 0.02 96.85 21:29:01 1 2.21 0.00 0.27 0.02 0.05 97.45 21:29:01 2 2.50 0.00 0.33 0.02 0.05 97.10 21:29:01 3 2.18 0.00 0.32 0.02 0.03 97.45 21:30:01 all 15.73 0.00 0.96 0.30 0.05 82.96 21:30:01 0 9.50 0.00 0.73 0.68 0.05 89.03 21:30:01 1 14.97 0.00 1.27 0.35 0.05 83.36 21:30:01 2 21.37 0.00 0.72 0.12 0.05 77.74 21:30:01 3 17.06 0.00 1.13 0.00 0.05 81.76 Average: all 13.94 0.00 0.82 1.07 0.05 84.12 Average: 0 14.46 0.00 0.88 2.01 0.05 82.61 Average: 1 14.69 0.00 1.01 0.78 0.05 83.47 Average: 2 14.82 0.00 0.68 0.49 0.05 83.96 Average: 3 11.77 0.00 0.72 1.00 0.05 86.46