---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6697 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 11G 68G 14% / 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 579 11146 0 4314 15130 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:61:b3:5a brd ff:ff:ff:ff:ff:ff inet 10.30.107.134/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fe61:b35a/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-6697) 10/27/25 _x86_64_ (4 CPU) 13:03:05 LINUX RESTART (4 CPU) 13:04:01 tps rtps wtps bread/s bwrtn/s 13:05:01 216.25 43.33 172.92 2376.54 52326.08 13:06:01 19.26 5.28 13.98 250.09 1356.57 13:07:01 25.79 0.12 25.67 1.20 3163.88 13:08:01 25.36 0.07 25.30 1.60 3711.25 13:09:01 51.17 1.50 49.68 152.11 47532.61 13:10:01 39.87 2.02 37.85 158.53 21449.33 Average: 62.95 8.72 54.23 490.01 21589.45 13:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 12227080 14361772 4197888 25.56 80708 2236052 1905696 10.91 1947752 1994340 22056 13:06:01 10608700 12767384 5816268 35.41 81760 2258120 3417180 19.56 3581320 1974484 4204 13:07:01 11331524 13638036 5093444 31.01 86064 2397236 2456168 14.06 2729112 2095420 61876 13:08:01 11265372 13617232 5159596 31.41 91424 2433564 2456168 14.06 2756384 2129108 3332 13:09:01 11060804 15106560 5364164 32.66 94420 4077888 1131240 6.47 1590392 3453136 585360 13:10:01 11470632 15549420 4954336 30.16 98336 4105468 730132 4.18 1183784 3450272 27760 Average: 11327352 14173401 5097616 31.04 88785 2918055 2016097 11.54 2298124 2516127 117431 13:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 13:05:01 ens3 616.25 470.77 6505.74 88.74 0.00 0.00 0.00 0.00 13:06:01 lo 4.55 4.55 21.50 21.50 0.00 0.00 0.00 0.00 13:06:01 ens3 1333.29 926.01 385.23 346.21 0.00 0.00 0.00 0.00 13:07:01 lo 2.43 2.43 4.45 4.45 0.00 0.00 0.00 0.00 13:07:01 ens3 345.25 258.63 1015.66 73.17 0.00 0.00 0.00 0.00 13:08:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 89.82 67.41 430.99 14.78 0.00 0.00 0.00 0.00 13:09:01 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 13:09:01 ens3 643.59 420.93 6253.63 81.75 0.00 0.00 0.00 0.00 13:10:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 13:10:01 ens3 399.95 293.43 308.25 115.10 0.00 0.00 0.00 0.00 Average: lo 1.65 1.65 4.37 4.37 0.00 0.00 0.00 0.00 Average: ens3 571.36 406.20 2483.27 119.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6697) 10/27/25 _x86_64_ (4 CPU) 13:03:05 LINUX RESTART (4 CPU) 13:04:01 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 41.35 0.00 2.40 1.70 0.10 54.44 13:05:01 0 55.50 0.00 3.01 2.27 0.12 39.11 13:05:01 1 31.24 0.00 1.93 2.26 0.10 64.48 13:05:01 2 38.21 0.00 2.85 1.22 0.10 57.61 13:05:01 3 40.41 0.00 1.84 1.02 0.10 56.63 13:06:01 all 50.85 0.00 4.27 0.08 0.10 44.70 13:06:01 0 56.83 0.00 4.38 0.05 0.08 38.65 13:06:01 1 47.69 0.00 4.70 0.07 0.12 47.43 13:06:01 2 48.76 0.00 4.88 0.13 0.10 46.13 13:06:01 3 50.12 0.00 3.12 0.07 0.10 46.60 13:07:01 all 41.40 0.00 1.67 0.09 0.10 56.74 13:07:01 0 46.42 0.00 1.62 0.00 0.12 51.84 13:07:01 1 36.24 0.00 2.45 0.05 0.08 61.17 13:07:01 2 35.44 0.00 1.42 0.28 0.12 62.74 13:07:01 3 47.47 0.00 1.20 0.00 0.10 51.23 13:08:01 all 5.58 0.00 0.41 0.03 0.05 93.94 13:08:01 0 3.94 0.00 0.48 0.02 0.05 95.51 13:08:01 1 6.57 0.00 0.79 0.02 0.07 92.57 13:08:01 2 2.11 0.00 0.23 0.12 0.03 97.51 13:08:01 3 9.70 0.00 0.12 0.00 0.05 90.13 13:09:01 all 32.16 0.00 2.28 0.77 0.08 64.71 13:09:01 0 26.41 0.00 4.37 2.23 0.08 66.91 13:09:01 1 43.71 0.00 2.11 0.12 0.10 53.97 13:09:01 2 24.92 0.00 1.93 0.74 0.07 72.35 13:09:01 3 33.59 0.00 0.73 0.00 0.05 65.62 13:10:01 all 35.36 0.00 1.76 0.95 0.08 61.86 13:10:01 0 28.31 0.00 1.44 2.28 0.07 67.90 13:10:01 1 56.02 0.00 2.54 0.13 0.10 41.21 13:10:01 2 24.77 0.00 1.12 1.30 0.05 72.76 13:10:01 3 32.36 0.00 1.89 0.08 0.08 65.59 Average: all 34.44 0.00 2.13 0.60 0.09 62.74 Average: 0 36.24 0.00 2.55 1.14 0.09 59.99 Average: 1 36.90 0.00 2.42 0.44 0.09 60.15 Average: 2 29.04 0.00 2.07 0.63 0.08 68.19 Average: 3 35.60 0.00 1.48 0.19 0.08 62.64