---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2960 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: 2799.998 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 606 13052 0 2381 15115 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:ba:05:cc brd ff:ff:ff:ff:ff:ff inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:feba:5cc/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-2960) 10/15/25 _x86_64_ (4 CPU) 21:10:24 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 164.39 28.98 135.41 1668.79 47243.19 21:13:01 69.52 14.50 55.02 923.18 8476.05 21:14:01 6.52 0.00 6.52 0.00 459.92 21:15:01 6.61 0.70 5.91 25.59 519.43 21:16:01 20.51 3.47 17.05 292.88 6140.58 Average: 53.51 9.53 43.98 582.07 12567.43 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13634244 15378080 2790724 16.99 72088 1864256 974120 5.57 853316 1704324 119696 21:13:01 12291044 14195172 4133924 25.17 76420 2014596 2012596 11.52 2113720 1773920 12180 21:14:01 12264648 14168776 4160320 25.33 76500 2014640 2012596 11.52 2141392 1773956 120 21:15:01 12228696 14156604 4196272 25.55 77940 2035604 2029736 11.62 2160268 1786696 9248 21:16:01 13406636 15514512 3018332 18.38 81148 2208860 818996 4.69 873268 1894268 36776 Average: 12765054 14682629 3659914 22.28 76819 2027591 1569609 8.98 1628393 1786633 35604 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 138.18 113.56 1663.42 24.91 0.00 0.00 0.00 0.00 21:12:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 21:13:01 ens3 531.04 316.90 1781.33 115.00 0.00 0.00 0.00 0.00 21:13:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 21:14:01 ens3 85.55 46.71 21.61 20.81 0.00 0.00 0.00 0.00 21:14:01 lo 3.07 3.07 0.15 0.15 0.00 0.00 0.00 0.00 21:15:01 ens3 374.98 223.68 296.03 82.53 0.00 0.00 0.00 0.00 21:15:01 lo 8.78 8.78 0.52 0.52 0.00 0.00 0.00 0.00 21:16:01 ens3 911.13 516.28 2660.54 204.30 0.00 0.00 0.00 0.00 21:16:01 lo 11.20 11.20 2.22 2.22 0.00 0.00 0.00 0.00 Average: ens3 408.18 243.42 1284.55 89.51 0.00 0.00 0.00 0.00 Average: lo 4.99 4.99 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2960) 10/15/25 _x86_64_ (4 CPU) 21:10:24 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 21.16 0.00 1.37 6.05 0.07 71.35 21:12:01 0 14.00 0.00 1.07 1.34 0.05 83.54 21:12:01 1 38.21 0.00 2.07 3.19 0.10 56.43 21:12:01 2 21.78 0.00 1.42 15.38 0.07 61.36 21:12:01 3 10.70 0.00 0.93 4.31 0.07 83.99 21:13:01 all 63.50 0.00 2.11 0.39 0.12 33.88 21:13:01 0 61.08 0.00 1.61 0.15 0.13 37.03 21:13:01 1 63.02 0.00 2.16 0.74 0.12 33.97 21:13:01 2 65.62 0.00 2.41 0.47 0.12 31.38 21:13:01 3 64.33 0.00 2.26 0.18 0.12 33.11 21:14:01 all 1.00 0.00 0.13 0.14 0.02 98.72 21:14:01 0 0.97 0.00 0.17 0.00 0.03 98.83 21:14:01 1 1.40 0.00 0.13 0.55 0.02 97.90 21:14:01 2 0.98 0.00 0.08 0.00 0.03 98.90 21:14:01 3 0.62 0.00 0.12 0.00 0.02 99.25 21:15:01 all 12.60 0.00 0.60 0.04 0.04 86.73 21:15:01 0 11.66 0.00 0.85 0.02 0.03 87.44 21:15:01 1 11.95 0.00 0.57 0.12 0.03 87.33 21:15:01 2 13.89 0.00 0.57 0.02 0.05 85.47 21:15:01 3 12.87 0.00 0.40 0.00 0.03 86.69 21:16:01 all 48.54 0.00 1.98 0.22 0.08 49.18 21:16:01 0 43.22 0.00 1.91 0.20 0.10 54.57 21:16:01 1 42.76 0.00 1.74 0.55 0.10 54.85 21:16:01 2 47.24 0.00 1.92 0.03 0.07 50.74 21:16:01 3 60.95 0.00 2.34 0.08 0.07 36.56 Average: all 29.34 0.00 1.24 1.37 0.07 67.99 Average: 0 26.16 0.00 1.12 0.34 0.07 72.31 Average: 1 31.45 0.00 1.33 1.03 0.07 66.11 Average: 2 29.87 0.00 1.28 3.18 0.07 65.60 Average: 3 29.87 0.00 1.21 0.92 0.06 67.95