---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15044 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 616 12274 0 3148 15093 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:66:13:13 brd ff:ff:ff:ff:ff:ff inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fe66:1313/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15044) 11/24/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 185.65 40.48 145.17 2481.87 27658.93 18:36:01 37.14 2.30 34.84 71.19 4548.84 18:37:01 35.14 1.03 34.11 31.19 7818.03 18:38:01 17.03 0.43 16.60 12.53 1947.68 18:39:01 14.66 0.70 13.96 72.92 1603.47 18:40:01 24.85 3.75 21.10 237.29 21910.48 Average: 52.41 8.12 44.29 484.44 10914.11 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 12727656 14564076 3697312 22.51 76028 1950108 1840536 10.53 1716244 1739380 91876 18:36:01 11947392 13856816 4477576 27.26 78552 2017292 2363844 13.53 2455596 1774524 33088 18:37:01 12182640 14320256 4242328 25.83 84456 2232644 1821552 10.42 2017456 1962340 29200 18:38:01 11182340 13355864 5242628 31.92 87180 2262488 2846448 16.29 2988168 1984016 13328 18:39:01 11183556 13574144 5241412 31.91 89732 2472264 2520404 14.42 2793336 2168360 184532 18:40:01 11265732 14183496 5159236 31.41 92780 2972548 1943040 11.12 2261444 2594836 48656 Average: 11748219 13975775 4676749 28.47 84788 2317891 2222637 12.72 2372041 2037243 66780 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 ens3 313.40 235.65 2408.60 51.09 0.00 0.00 0.00 0.00 18:35:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:36:01 ens3 2791.97 1648.93 1248.89 745.18 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 1562.57 850.54 3506.00 361.21 0.00 0.00 0.00 0.00 18:37:01 lo 8.57 8.57 0.83 0.83 0.00 0.00 0.00 0.00 18:38:01 ens3 1307.48 657.67 412.26 295.28 0.00 0.00 0.00 0.00 18:38:01 lo 7.22 7.22 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 511.18 357.71 357.85 151.41 0.00 0.00 0.00 0.00 18:39:01 lo 5.02 5.02 0.83 0.83 0.00 0.00 0.00 0.00 18:40:01 ens3 1069.57 796.85 3009.86 288.47 0.00 0.00 0.00 0.00 18:40:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 1259.39 757.91 1823.90 315.45 0.00 0.00 0.00 0.00 Average: lo 3.73 3.73 1.89 1.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15044) 11/24/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 35.83 0.00 1.81 1.75 0.07 60.55 18:35:01 0 26.13 0.00 1.49 0.43 0.07 71.89 18:35:01 1 28.13 0.00 1.40 1.28 0.05 69.14 18:35:01 2 53.18 0.00 2.76 4.76 0.07 39.24 18:35:01 3 36.01 0.00 1.62 0.53 0.07 61.77 18:36:01 all 77.29 0.00 5.64 0.12 0.10 16.85 18:36:01 0 68.85 0.00 7.19 0.03 0.10 23.82 18:36:01 1 80.69 0.00 6.23 0.33 0.10 12.64 18:36:01 2 75.76 0.00 4.93 0.08 0.10 19.13 18:36:01 3 83.84 0.00 4.20 0.03 0.10 11.82 18:37:01 all 61.59 0.00 3.76 0.03 0.08 34.54 18:37:01 0 54.66 0.00 1.56 0.05 0.08 43.65 18:37:01 1 77.73 0.00 5.07 0.02 0.07 17.12 18:37:01 2 56.12 0.00 2.66 0.03 0.08 41.10 18:37:01 3 57.84 0.00 5.74 0.02 0.08 36.32 18:38:01 all 66.02 0.00 2.22 0.06 0.10 31.59 18:38:01 0 66.32 0.00 2.53 0.02 0.10 31.03 18:38:01 1 62.78 0.00 1.64 0.10 0.10 35.39 18:38:01 2 63.73 0.00 2.19 0.13 0.12 33.82 18:38:01 3 71.26 0.00 2.56 0.00 0.08 26.10 18:39:01 all 59.31 0.00 1.93 0.04 0.08 38.65 18:39:01 0 60.05 0.00 1.34 0.00 0.07 38.54 18:39:01 1 57.43 0.00 2.31 0.02 0.07 40.18 18:39:01 2 61.57 0.00 2.14 0.07 0.08 36.14 18:39:01 3 58.19 0.00 1.91 0.05 0.08 39.77 18:40:01 all 57.19 0.00 2.03 0.18 0.09 40.50 18:40:01 0 63.01 0.00 1.67 0.07 0.08 35.17 18:40:01 1 60.79 0.00 0.68 0.05 0.10 38.38 18:40:01 2 52.89 0.00 3.56 0.17 0.08 43.30 18:40:01 3 52.05 0.00 2.24 0.48 0.08 45.15 Average: all 59.52 0.00 2.90 0.37 0.08 37.13 Average: 0 56.44 0.00 2.63 0.10 0.08 40.76 Average: 1 61.25 0.00 2.88 0.30 0.08 35.49 Average: 2 60.54 0.00 3.04 0.87 0.09 35.46 Average: 3 59.85 0.00 3.04 0.19 0.08 36.84