---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14595 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: 2800.000 BogoMIPS: 5600.00 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 617 12273 0 3148 15091 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:35:25:97 brd ff:ff:ff:ff:ff:ff inet 10.30.106.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe35:2597/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14595) 11/22/25 _x86_64_ (4 CPU) 18:34:01 LINUX RESTART (4 CPU) 18:35:02 tps rtps wtps bread/s bwrtn/s 18:36:01 156.05 43.26 112.79 2565.23 17211.79 18:37:01 13.26 0.05 13.21 3.33 3142.81 18:38:01 38.29 1.07 37.23 33.59 10453.99 18:39:01 15.63 0.40 15.23 10.13 3520.08 18:40:01 18.88 1.15 17.73 81.45 6695.42 18:41:01 36.36 4.42 31.94 320.48 21988.34 Average: 46.11 8.29 37.82 496.68 10483.57 18:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 12456172 14330404 3968788 24.16 77072 1985648 2068544 11.84 1977488 1751292 14380 18:37:01 11539912 13449648 4885048 29.74 78560 2017628 2746652 15.72 2866140 1773560 23324 18:38:01 12138252 14289300 4286708 26.10 85536 2243896 1822784 10.43 2059316 1967212 20044 18:39:01 11878068 14058724 4546892 27.68 87832 2268548 2105716 12.05 2291504 1988772 10264 18:40:01 12457520 15193988 3967440 24.15 90184 2810032 1097812 6.28 1216600 2468252 427000 18:41:01 12609908 15492588 3815052 23.23 93972 2943016 812836 4.65 968416 2555788 35492 Average: 12179972 14469109 4244988 25.84 85526 2378128 1775724 10.16 1896577 2084146 88417 18:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 18:36:01 ens3 352.68 246.58 2148.92 66.81 0.00 0.00 0.00 0.00 18:37:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:37:01 ens3 2520.45 1687.69 690.98 663.50 0.00 0.00 0.00 0.00 18:38:01 lo 13.11 13.11 5.96 5.96 0.00 0.00 0.00 0.00 18:38:01 ens3 1467.44 970.57 3485.70 345.01 0.00 0.00 0.00 0.00 18:39:01 lo 3.40 3.40 4.47 4.47 0.00 0.00 0.00 0.00 18:39:01 ens3 928.31 597.15 264.87 226.40 0.00 0.00 0.00 0.00 18:40:01 lo 4.70 4.70 0.79 0.79 0.00 0.00 0.00 0.00 18:40:01 ens3 590.02 400.92 1612.65 117.13 0.00 0.00 0.00 0.00 18:41:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 18:41:01 ens3 846.29 584.69 1817.36 267.90 0.00 0.00 0.00 0.00 Average: lo 3.71 3.71 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1119.64 749.31 1668.76 281.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14595) 11/22/25 _x86_64_ (4 CPU) 18:34:01 LINUX RESTART (4 CPU) 18:35:02 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 57.75 0.00 2.13 0.91 0.09 39.12 18:36:01 0 61.02 0.00 1.51 0.89 0.12 36.46 18:36:01 1 53.34 0.00 2.38 0.41 0.08 43.79 18:36:01 2 44.52 0.00 2.04 1.55 0.08 51.81 18:36:01 3 72.12 0.00 2.57 0.78 0.08 24.44 18:37:01 all 73.32 0.00 5.39 0.03 0.12 21.14 18:37:01 0 70.51 0.00 6.79 0.02 0.12 22.57 18:37:01 1 69.18 0.00 5.11 0.03 0.12 25.56 18:37:01 2 72.31 0.00 5.62 0.05 0.12 21.90 18:37:01 3 81.31 0.00 4.05 0.00 0.12 14.52 18:38:01 all 65.51 0.00 4.61 0.06 0.13 29.69 18:38:01 0 63.53 0.00 6.38 0.12 0.13 29.84 18:38:01 1 60.90 0.00 4.21 0.07 0.12 34.70 18:38:01 2 64.79 0.00 5.10 0.07 0.12 29.93 18:38:01 3 72.86 0.00 2.73 0.00 0.13 24.28 18:39:01 all 61.80 0.00 2.19 0.08 0.10 35.83 18:39:01 0 64.33 0.00 2.06 0.22 0.10 33.29 18:39:01 1 65.13 0.00 1.76 0.07 0.10 32.94 18:39:01 2 58.46 0.00 3.10 0.02 0.10 38.32 18:39:01 3 59.32 0.00 1.82 0.00 0.10 38.75 18:40:01 all 58.29 0.00 2.33 0.15 0.11 39.13 18:40:01 0 44.51 0.00 2.13 0.12 0.12 53.13 18:40:01 1 59.33 0.00 2.21 0.08 0.12 38.26 18:40:01 2 71.40 0.00 2.47 0.20 0.10 25.83 18:40:01 3 57.91 0.00 2.50 0.20 0.13 39.26 18:41:01 all 52.77 0.00 2.12 0.38 0.10 44.64 18:41:01 0 37.86 0.00 1.79 0.92 0.08 59.35 18:41:01 1 53.64 0.00 1.97 0.15 0.08 44.16 18:41:01 2 52.52 0.00 2.57 0.37 0.12 44.42 18:41:01 3 67.11 0.00 2.12 0.07 0.10 30.60 Average: all 61.58 0.00 3.13 0.26 0.11 34.92 Average: 0 56.93 0.00 3.45 0.38 0.11 39.13 Average: 1 60.27 0.00 2.94 0.13 0.10 36.56 Average: 2 60.71 0.00 3.49 0.37 0.11 35.33 Average: 3 68.43 0.00 2.63 0.17 0.11 28.65