---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16227 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 9.2G 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 622 12286 0 3130 15087 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:45:dd:aa brd ff:ff:ff:ff:ff:ff inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fe45:ddaa/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-16227) 11/29/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 190.92 39.59 151.33 2251.78 35311.96 07:52:01 71.32 8.23 63.08 338.40 26838.80 07:53:01 31.81 0.52 31.29 12.66 27564.21 07:54:01 13.96 0.47 13.50 19.60 4444.46 07:55:01 190.88 3.65 187.24 372.20 16640.03 Average: 99.78 10.49 89.29 598.99 22160.17 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13050048 14915748 3374920 20.55 75448 1979256 1648904 9.44 1338492 1794640 104056 07:52:01 11733876 13729460 4691092 28.56 79348 2100900 2381156 13.63 2603452 1837316 14280 07:53:01 11353772 13710540 5071196 30.87 80556 2454824 2336852 13.37 2628924 2179188 596 07:54:01 12525872 15194488 3899096 23.74 83524 2757148 1118040 6.40 1270044 2355056 262568 07:55:01 12574848 15437212 3850120 23.44 86804 2942496 884616 5.06 1086696 2484824 28388 Average: 12247683 14597490 4177285 25.43 81136 2446925 1673914 9.58 1785522 2130205 81978 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:51:01 ens3 291.85 228.11 3042.64 46.16 0.00 0.00 0.00 0.00 07:52:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:52:01 ens3 737.78 427.12 1765.89 151.04 0.00 0.00 0.00 0.00 07:53:01 lo 24.50 24.50 5.44 5.44 0.00 0.00 0.00 0.00 07:53:01 ens3 723.88 326.61 543.56 174.13 0.00 0.00 0.00 0.00 07:54:01 lo 11.91 11.91 1.97 1.97 0.00 0.00 0.00 0.00 07:54:01 ens3 1620.03 884.99 869.42 399.04 0.00 0.00 0.00 0.00 07:55:01 lo 0.60 0.60 0.08 0.08 0.00 0.00 0.00 0.00 07:55:01 ens3 762.76 484.02 2753.61 207.68 0.00 0.00 0.00 0.00 Average: lo 7.61 7.61 1.52 1.52 0.00 0.00 0.00 0.00 Average: ens3 827.25 470.16 1795.06 195.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16227) 11/29/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 29.85 0.00 1.81 2.85 0.08 65.41 07:51:01 0 25.35 0.00 1.61 6.37 0.08 66.59 07:51:01 1 38.85 0.00 1.83 0.88 0.08 58.35 07:51:01 2 35.33 0.00 2.53 1.61 0.08 60.44 07:51:01 3 19.85 0.00 1.24 2.51 0.07 76.33 07:52:01 all 61.07 0.00 1.94 0.64 0.11 36.25 07:52:01 0 57.53 0.00 1.85 0.92 0.13 39.57 07:52:01 1 65.75 0.00 1.52 0.72 0.10 31.91 07:52:01 2 59.16 0.00 2.24 0.84 0.12 37.64 07:52:01 3 61.85 0.00 2.12 0.08 0.10 35.85 07:53:01 all 24.52 0.00 1.23 1.17 0.08 73.01 07:53:01 0 25.26 0.00 1.62 0.00 0.07 73.06 07:53:01 1 24.11 0.00 1.44 2.68 0.07 71.70 07:53:01 2 24.62 0.00 0.75 0.18 0.08 74.36 07:53:01 3 24.09 0.00 1.12 1.81 0.08 72.90 07:54:01 all 66.25 0.00 2.59 0.13 0.11 30.92 07:54:01 0 67.99 0.00 2.36 0.02 0.12 29.52 07:54:01 1 62.94 0.00 3.26 0.50 0.12 33.18 07:54:01 2 66.27 0.00 2.79 0.02 0.12 30.81 07:54:01 3 67.76 0.00 1.98 0.02 0.10 30.15 07:55:01 all 48.79 0.00 2.02 0.88 0.10 48.22 07:55:01 0 45.40 0.00 1.49 2.04 0.08 50.99 07:55:01 1 37.10 0.00 1.74 0.77 0.10 60.29 07:55:01 2 59.46 0.00 2.96 0.60 0.10 36.88 07:55:01 3 53.22 0.00 1.86 0.07 0.10 44.76 Average: all 46.10 0.00 1.92 1.13 0.10 50.76 Average: 0 44.32 0.00 1.79 1.87 0.10 51.93 Average: 1 45.76 0.00 1.96 1.11 0.09 51.07 Average: 2 48.97 0.00 2.26 0.65 0.10 48.02 Average: 3 45.35 0.00 1.66 0.90 0.09 52.00