---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13760 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 8.9G 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 578 12633 0 2827 15131 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:02:28:ae brd ff:ff:ff:ff:ff:ff inet 10.30.106.249/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe02:28ae/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-13760) 11/19/25 _x86_64_ (4 CPU) 07:22:24 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 145.11 15.90 129.21 1220.86 53677.59 07:25:01 59.79 12.90 46.89 474.19 6498.25 07:26:01 309.30 15.61 293.68 953.97 13094.88 07:27:01 81.32 3.08 78.24 112.65 12302.08 07:28:01 32.58 1.68 30.89 84.79 2428.66 Average: 125.62 9.84 115.78 569.29 17600.29 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13901664 15597024 2523304 15.36 69772 1820492 715552 4.10 626228 1669332 114756 07:25:01 13617532 15374356 2807436 17.09 76660 1871532 948752 5.43 860728 1710744 6476 07:26:01 12089340 14312380 4335628 26.40 95472 2300480 1834216 10.50 2032332 2029112 122620 07:27:01 10914920 13396664 5510048 33.55 100448 2542976 2705344 15.48 3166432 2050916 27284 07:28:01 13004116 15557000 3420852 20.83 103300 2610032 724368 4.15 1068188 2065896 65388 Average: 12705514 14847485 3719454 22.65 89130 2229102 1385646 7.93 1550782 1905200 67305 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 ens3 83.32 63.94 1118.23 15.10 0.00 0.00 0.00 0.00 07:24:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 07:25:01 ens3 115.21 113.83 606.91 27.16 0.00 0.00 0.00 0.00 07:25:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:26:01 ens3 486.52 424.43 4275.40 74.02 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:27:01 ens3 588.14 490.58 3326.77 154.13 0.00 0.00 0.00 0.00 07:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:28:01 ens3 409.57 321.11 307.78 632.53 0.00 0.00 0.00 0.00 07:28:01 lo 34.66 34.66 3.12 3.12 0.00 0.00 0.00 0.00 Average: ens3 336.55 282.78 1927.02 180.59 0.00 0.00 0.00 0.00 Average: lo 7.31 7.31 0.66 0.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13760) 11/19/25 _x86_64_ (4 CPU) 07:22:24 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 14.24 0.00 1.02 3.85 0.05 80.84 07:24:01 0 10.06 0.00 0.92 0.63 0.02 88.37 07:24:01 1 14.13 0.00 1.13 5.58 0.05 79.11 07:24:01 2 3.16 0.00 0.27 4.64 0.07 91.87 07:24:01 3 29.56 0.00 1.79 4.54 0.05 64.06 07:25:01 all 6.35 0.00 0.54 0.46 0.03 92.63 07:25:01 0 5.97 0.00 0.30 0.02 0.03 93.68 07:25:01 1 6.12 0.00 0.89 1.09 0.03 91.87 07:25:01 2 6.01 0.00 0.40 0.45 0.02 93.12 07:25:01 3 7.28 0.00 0.57 0.30 0.03 91.82 07:26:01 all 58.94 0.00 2.51 0.90 0.10 37.54 07:26:01 0 63.57 0.00 2.88 0.53 0.12 32.89 07:26:01 1 47.36 0.00 2.86 1.37 0.12 48.29 07:26:01 2 64.51 0.00 1.86 0.52 0.12 33.00 07:26:01 3 60.35 0.00 2.44 1.19 0.08 35.94 07:27:01 all 66.69 0.00 2.19 0.41 0.10 30.61 07:27:01 0 66.11 0.00 1.73 0.50 0.08 31.58 07:27:01 1 66.26 0.00 3.04 0.47 0.10 30.12 07:27:01 2 66.96 0.00 2.14 0.03 0.10 30.77 07:27:01 3 67.44 0.00 1.88 0.60 0.10 29.98 07:28:01 all 46.00 0.00 2.45 0.21 0.10 51.25 07:28:01 0 40.19 0.00 1.91 0.02 0.10 57.79 07:28:01 1 57.41 0.00 3.01 0.12 0.12 39.34 07:28:01 2 42.23 0.00 2.37 0.02 0.08 55.31 07:28:01 3 44.19 0.00 2.48 0.70 0.10 52.53 Average: all 38.42 0.00 1.74 1.17 0.08 58.59 Average: 0 37.15 0.00 1.55 0.34 0.07 60.89 Average: 1 38.24 0.00 2.19 1.72 0.08 57.77 Average: 2 36.57 0.00 1.40 1.13 0.08 60.81 Average: 3 41.74 0.00 1.83 1.47 0.07 54.89