---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14711 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.996 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 572 12634 0 2832 15137 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9a:ec:fd brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe9a:ecfd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14711) 11/23/25 _x86_64_ (4 CPU) 07:22:21 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 127.36 15.90 111.46 1222.86 19312.65 07:25:01 369.06 23.85 345.21 1226.20 12690.42 07:26:01 104.80 7.22 97.58 304.75 16474.85 07:27:01 39.33 1.27 38.06 63.06 2698.08 07:28:01 44.78 1.38 43.39 70.12 4325.15 Average: 137.06 9.92 127.14 577.40 11100.23 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13906368 15607056 2518592 15.33 70420 1825052 726740 4.16 617704 1674324 96116 07:25:01 11811928 13800248 4613032 28.09 88564 2080776 2469944 14.14 2494540 1858276 48000 07:26:01 11614320 14062924 4810640 29.29 99548 2513256 2046432 11.71 2493404 2030580 21808 07:27:01 11068720 13571548 5356240 32.61 101608 2561892 2526284 14.46 3026256 2039860 10312 07:28:01 12898964 15459576 3525996 21.47 106060 2615084 827920 4.74 1175792 2064044 8624 Average: 12260060 14500270 4164900 25.36 93240 2319212 1719464 9.84 1961539 1933417 36972 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 07:24:01 ens3 96.42 71.94 1147.09 17.31 0.00 0.00 0.00 0.00 07:25:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:25:01 ens3 332.08 307.33 3018.97 53.64 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:26:01 ens3 524.60 435.46 4945.33 102.59 0.00 0.00 0.00 0.00 07:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:27:01 ens3 411.63 347.56 255.77 120.48 0.00 0.00 0.00 0.00 07:28:01 lo 35.19 35.19 3.18 3.18 0.00 0.00 0.00 0.00 07:28:01 ens3 230.66 230.51 279.45 619.47 0.00 0.00 0.00 0.00 Average: lo 7.39 7.39 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 319.08 278.56 1929.32 182.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14711) 11/23/25 _x86_64_ (4 CPU) 07:22:21 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 13.27 0.00 0.99 1.47 0.04 84.23 07:24:01 0 7.81 0.00 0.62 0.50 0.03 91.04 07:24:01 1 8.80 0.00 0.85 1.10 0.03 89.22 07:24:01 2 18.28 0.00 1.02 0.27 0.02 80.42 07:24:01 3 18.21 0.00 1.49 4.03 0.07 76.20 07:25:01 all 36.29 0.00 1.78 0.92 0.07 60.93 07:25:01 0 39.52 0.00 1.09 0.33 0.08 58.98 07:25:01 1 29.74 0.00 2.33 1.27 0.05 66.61 07:25:01 2 37.79 0.00 1.43 1.03 0.07 59.68 07:25:01 3 38.12 0.00 2.30 1.02 0.08 58.48 07:26:01 all 66.22 0.00 2.30 0.17 0.09 31.22 07:26:01 0 63.60 0.00 2.66 0.12 0.10 33.52 07:26:01 1 58.37 0.00 1.88 0.07 0.08 39.60 07:26:01 2 75.26 0.00 2.45 0.13 0.08 22.07 07:26:01 3 67.64 0.00 2.21 0.35 0.10 29.70 07:27:01 all 63.74 0.00 2.28 0.06 0.08 33.83 07:27:01 0 65.16 0.00 2.75 0.03 0.08 31.98 07:27:01 1 66.85 0.00 2.04 0.02 0.08 31.02 07:27:01 2 65.38 0.00 2.30 0.00 0.08 32.24 07:27:01 3 57.58 0.00 2.05 0.20 0.07 40.10 07:28:01 all 23.35 0.00 1.61 0.38 0.06 74.61 07:28:01 0 22.83 0.00 1.84 0.37 0.05 74.91 07:28:01 1 34.48 0.00 1.62 0.15 0.07 63.69 07:28:01 2 25.59 0.00 1.56 0.10 0.07 72.68 07:28:01 3 10.48 0.00 1.39 0.92 0.05 87.16 Average: all 40.55 0.00 1.79 0.60 0.07 56.99 Average: 0 39.76 0.00 1.79 0.27 0.07 58.11 Average: 1 39.58 0.00 1.74 0.52 0.06 58.09 Average: 2 44.44 0.00 1.75 0.31 0.06 53.43 Average: 3 38.40 0.00 1.89 1.30 0.07 58.34