---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6733 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 630 12254 0 3154 15079 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:8e:23:42 brd ff:ff:ff:ff:ff:ff inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe8e:2342/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6733) 10/27/25 _x86_64_ (4 CPU) 18:34:12 LINUX RESTART (4 CPU) 18:35:01 tps rtps wtps bread/s bwrtn/s 18:36:01 181.51 42.52 138.99 2525.56 17260.38 18:37:01 12.93 0.20 12.73 13.73 1370.57 18:38:01 33.87 1.10 32.77 33.87 7737.73 18:39:01 17.10 0.40 16.70 10.13 1791.57 18:40:01 14.63 0.70 13.93 72.92 1628.40 18:41:01 25.36 4.23 21.13 254.76 22579.84 Average: 47.57 8.19 39.38 485.23 8728.35 18:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 12625844 14491288 3799124 23.13 76724 1977444 1770196 10.13 1807836 1752700 12176 18:37:01 11762928 13679000 4662040 28.38 78632 2023620 2513260 14.38 2637560 1778728 25196 18:38:01 12014956 14157316 4410012 26.85 84724 2236664 2117196 12.12 2187072 1962368 23824 18:39:01 10898012 13078420 5526956 33.65 87604 2268612 3140356 17.97 3270644 1988376 14140 18:40:01 12540328 15221228 3884640 23.65 89940 2755960 1167156 6.68 1183368 2420820 475304 18:41:01 12622408 15504348 3802560 23.15 92740 2940892 776984 4.45 955836 2550952 16796 Average: 12077413 14355267 4347555 26.47 85061 2367199 1914191 10.95 2007053 2075657 94573 18:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:36:01 ens3 384.22 273.53 2202.82 72.55 0.00 0.00 0.00 0.00 18:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 3195.53 1648.89 1026.12 772.32 0.00 0.00 0.00 0.00 18:38:01 lo 9.17 9.17 0.88 0.88 0.00 0.00 0.00 0.00 18:38:01 ens3 1726.48 1080.70 3427.72 361.13 0.00 0.00 0.00 0.00 18:39:01 lo 6.67 6.67 9.47 9.47 0.00 0.00 0.00 0.00 18:39:01 ens3 821.58 458.67 252.87 178.09 0.00 0.00 0.00 0.00 18:40:01 lo 5.12 5.12 0.83 0.83 0.00 0.00 0.00 0.00 18:40:01 ens3 889.92 503.28 424.65 193.63 0.00 0.00 0.00 0.00 18:41:01 lo 0.60 0.60 0.08 0.08 0.00 0.00 0.00 0.00 18:41:01 ens3 1564.12 958.76 2994.95 381.40 0.00 0.00 0.00 0.00 Average: lo 3.75 3.75 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1430.27 820.62 1721.49 326.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6733) 10/27/25 _x86_64_ (4 CPU) 18:34:12 LINUX RESTART (4 CPU) 18:35:01 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 43.77 0.00 1.98 1.25 0.08 52.92 18:36:01 0 36.18 0.00 1.69 2.70 0.07 59.36 18:36:01 1 57.99 0.00 2.32 1.09 0.08 38.51 18:36:01 2 40.00 0.00 1.72 0.50 0.08 57.69 18:36:01 3 40.88 0.00 2.17 0.73 0.07 56.14 18:37:01 all 75.06 0.00 5.08 0.02 0.10 19.74 18:37:01 0 68.60 0.00 7.26 0.05 0.10 23.98 18:37:01 1 77.28 0.00 6.65 0.02 0.12 15.94 18:37:01 2 73.20 0.00 3.05 0.00 0.10 23.65 18:37:01 3 81.17 0.00 3.35 0.00 0.12 15.36 18:38:01 all 62.76 0.00 4.42 0.05 0.08 32.69 18:38:01 0 59.72 0.00 2.69 0.02 0.08 37.49 18:38:01 1 61.85 0.00 3.77 0.15 0.08 34.15 18:38:01 2 55.11 0.00 5.78 0.02 0.08 39.01 18:38:01 3 74.38 0.00 5.45 0.00 0.08 20.08 18:39:01 all 64.05 0.00 2.28 0.02 0.09 33.55 18:39:01 0 59.71 0.00 1.97 0.02 0.08 38.22 18:39:01 1 70.71 0.00 1.77 0.07 0.10 27.35 18:39:01 2 59.65 0.00 2.75 0.02 0.08 37.50 18:39:01 3 66.10 0.00 2.66 0.00 0.08 31.16 18:40:01 all 59.69 0.00 2.26 0.04 0.08 37.93 18:40:01 0 67.05 0.00 2.66 0.00 0.08 30.20 18:40:01 1 56.86 0.00 1.86 0.13 0.08 41.07 18:40:01 2 53.08 0.00 2.39 0.00 0.07 44.46 18:40:01 3 61.76 0.00 2.09 0.02 0.08 36.05 18:41:01 all 53.17 0.00 2.08 0.24 0.07 44.44 18:41:01 0 41.99 0.00 1.94 0.00 0.08 55.99 18:41:01 1 53.75 0.00 2.43 0.84 0.08 42.90 18:41:01 2 59.31 0.00 1.49 0.08 0.08 39.03 18:41:01 3 57.61 0.00 2.46 0.07 0.07 39.80 Average: all 59.74 0.00 3.02 0.27 0.08 36.88 Average: 0 55.56 0.00 3.04 0.46 0.08 40.86 Average: 1 63.07 0.00 3.13 0.38 0.09 33.32 Average: 2 56.71 0.00 2.86 0.10 0.08 40.23 Average: 3 63.64 0.00 3.03 0.14 0.08 33.12