---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15945 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 618 13011 0 2409 15102 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:11:14:0e brd ff:ff:ff:ff:ff:ff inet 10.30.106.244/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe11:140e/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-15945) 11/27/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps bread/s bwrtn/s 21:12:01 194.46 41.43 153.03 2497.32 50253.47 21:13:01 48.23 3.78 44.44 159.71 6788.20 21:14:01 3.47 0.00 3.47 0.00 185.44 21:15:01 11.90 1.42 10.48 45.33 2058.86 21:16:01 217.80 2.95 214.85 277.69 7898.42 Average: 94.84 9.81 85.03 589.71 13315.00 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 12997148 14793576 3427820 20.87 73312 1914608 1612232 9.23 1479012 1714220 101056 21:13:01 12531304 14431708 3893664 23.71 76360 2011508 1835744 10.51 1878212 1771796 4596 21:14:01 12507732 14408188 3917236 23.85 76424 2011552 1835744 10.51 1901480 1771832 112 21:15:01 13275408 15286876 3149560 19.18 78544 2117472 987680 5.65 1052860 1849104 52872 21:16:01 13343344 15480480 3081624 18.76 82024 2236888 832160 4.76 913416 1916404 25736 Average: 12930987 14880166 3493981 21.27 77333 2058406 1420712 8.13 1444996 1804671 36874 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 327.50 223.72 2098.29 57.96 0.00 0.00 0.00 0.00 21:12:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 21:13:01 ens3 279.74 191.12 1249.86 64.59 0.00 0.00 0.00 0.00 21:13:01 lo 1.57 1.57 0.08 0.08 0.00 0.00 0.00 0.00 21:14:01 ens3 26.70 18.63 6.06 6.02 0.00 0.00 0.00 0.00 21:14:01 lo 3.97 3.97 0.19 0.19 0.00 0.00 0.00 0.00 21:15:01 ens3 469.77 288.60 1633.54 83.12 0.00 0.00 0.00 0.00 21:15:01 lo 18.33 18.33 2.65 2.65 0.00 0.00 0.00 0.00 21:16:01 ens3 633.81 409.53 1784.43 191.62 0.00 0.00 0.00 0.00 21:16:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 347.57 226.33 1351.98 80.74 0.00 0.00 0.00 0.00 Average: lo 5.04 5.04 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15945) 11/27/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 32.44 0.00 1.76 3.41 0.09 62.30 21:12:01 0 22.23 0.00 0.76 5.66 0.08 71.26 21:12:01 1 39.06 0.00 1.86 1.08 0.07 57.93 21:12:01 2 37.68 0.00 2.21 5.99 0.09 54.03 21:12:01 3 30.77 0.00 2.23 0.93 0.12 65.95 21:13:01 all 47.74 0.00 1.48 0.11 0.09 50.59 21:13:01 0 46.27 0.00 1.25 0.05 0.10 52.32 21:13:01 1 43.96 0.00 1.66 0.02 0.10 54.26 21:13:01 2 51.64 0.00 1.02 0.23 0.10 47.00 21:13:01 3 49.06 0.00 1.99 0.12 0.08 48.75 21:14:01 all 0.92 0.00 0.11 0.02 0.05 98.91 21:14:01 0 0.70 0.00 0.17 0.07 0.07 99.00 21:14:01 1 0.57 0.00 0.00 0.00 0.02 99.41 21:14:01 2 0.65 0.00 0.15 0.02 0.03 99.15 21:14:01 3 1.75 0.00 0.12 0.00 0.05 98.08 21:15:01 all 24.82 0.00 1.17 0.06 0.08 73.87 21:15:01 0 23.24 0.00 1.62 0.10 0.12 74.92 21:15:01 1 24.79 0.00 0.75 0.12 0.07 74.27 21:15:01 2 23.15 0.00 1.39 0.03 0.08 75.35 21:15:01 3 28.08 0.00 0.89 0.02 0.05 70.97 21:16:01 all 41.89 0.00 2.01 0.98 0.09 55.02 21:16:01 0 33.64 0.00 2.13 1.30 0.08 62.85 21:16:01 1 38.01 0.00 2.01 1.54 0.08 58.36 21:16:01 2 35.92 0.00 0.85 0.28 0.07 62.88 21:16:01 3 60.05 0.00 3.07 0.78 0.12 35.98 Average: all 29.55 0.00 1.30 0.91 0.08 68.16 Average: 0 25.23 0.00 1.19 1.42 0.09 72.07 Average: 1 29.27 0.00 1.25 0.55 0.07 68.86 Average: 2 29.76 0.00 1.12 1.29 0.07 67.75 Average: 3 33.94 0.00 1.66 0.37 0.08 63.95