---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-34587 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 672K 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 564 12367 0 3107 15145 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:96:a7:e0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fe96:a7e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-34587) 08/11/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 189.05 40.08 148.98 2441.86 43516.75 18:36:01 42.06 2.68 39.38 104.25 5000.37 18:37:01 32.09 1.05 31.04 31.33 7494.88 18:38:01 16.13 0.43 15.70 12.53 1890.48 18:39:01 13.63 0.62 13.01 67.46 1502.55 18:40:01 24.00 3.68 20.31 237.96 20517.51 Average: 52.83 8.09 44.74 482.56 13320.42 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13060788 14889364 3364180 20.48 76008 1942088 1405952 8.05 1386364 1738316 103776 18:36:01 12358552 14262360 4066416 24.76 78564 2011352 1935900 11.08 2051620 1767812 32900 18:37:01 12346524 14469216 4078444 24.83 84084 2218092 1714440 9.81 1870712 1948000 28724 18:38:01 11150364 13311156 5274604 32.11 86884 2250124 2892516 16.55 3034572 1970872 17376 18:39:01 10861952 13153544 5563016 33.87 89536 2374128 3041616 17.41 3199228 2084740 105004 18:40:01 11194380 14059828 5230588 31.85 92560 2921432 2168072 12.41 2379560 2549020 54292 Average: 11828760 14024245 4596208 27.98 84606 2286203 2193083 12.55 2320343 2009793 57012 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 337.88 252.96 2438.07 52.45 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 18:36:01 ens3 3596.37 2091.57 1457.92 901.82 0.00 0.00 0.00 0.00 18:37:01 lo 8.48 8.48 0.82 0.82 0.00 0.00 0.00 0.00 18:37:01 ens3 1287.79 874.15 3400.56 376.90 0.00 0.00 0.00 0.00 18:38:01 lo 7.17 7.17 9.52 9.52 0.00 0.00 0.00 0.00 18:38:01 ens3 601.63 320.06 264.32 160.98 0.00 0.00 0.00 0.00 18:39:01 lo 3.52 3.52 0.68 0.68 0.00 0.00 0.00 0.00 18:39:01 ens3 668.61 424.06 335.23 176.66 0.00 0.00 0.00 0.00 18:40:01 lo 2.32 2.32 0.23 0.23 0.00 0.00 0.00 0.00 18:40:01 ens3 1304.33 856.11 2510.79 259.97 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 1299.43 803.15 1734.48 321.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-34587) 08/11/25 _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 33.73 0.00 1.91 2.65 0.07 61.64 18:35:01 0 29.53 0.00 1.99 1.39 0.07 67.02 18:35:01 1 23.25 0.00 1.50 0.42 0.05 74.78 18:35:01 2 40.98 0.00 2.23 3.28 0.07 53.45 18:35:01 3 41.17 0.00 1.92 5.53 0.08 51.30 18:36:01 all 76.88 0.00 5.74 0.13 0.12 17.14 18:36:01 0 71.87 0.00 7.07 0.08 0.12 20.85 18:36:01 1 80.22 0.00 6.58 0.02 0.12 13.07 18:36:01 2 80.83 0.00 3.63 0.02 0.13 15.39 18:36:01 3 74.54 0.00 5.66 0.40 0.12 19.28 18:37:01 all 63.02 0.00 3.79 0.02 0.10 33.07 18:37:01 0 51.63 0.00 2.77 0.05 0.10 45.45 18:37:01 1 65.22 0.00 3.76 0.00 0.08 30.94 18:37:01 2 58.53 0.00 3.56 0.03 0.10 37.78 18:37:01 3 76.76 0.00 5.08 0.02 0.10 18.04 18:38:01 all 64.70 0.00 2.25 3.57 0.09 29.40 18:38:01 0 66.82 0.00 2.85 11.69 0.08 18.56 18:38:01 1 70.34 0.00 1.87 0.05 0.08 27.66 18:38:01 2 60.50 0.00 1.98 0.02 0.08 37.43 18:38:01 3 61.15 0.00 2.28 2.53 0.10 33.95 18:39:01 all 59.63 0.00 1.99 0.03 0.10 38.25 18:39:01 0 61.81 0.00 1.50 0.10 0.12 36.47 18:39:01 1 62.11 0.00 2.29 0.02 0.10 35.49 18:39:01 2 57.97 0.00 1.72 0.00 0.10 40.21 18:39:01 3 56.61 0.00 2.48 0.00 0.10 40.81 18:40:01 all 55.93 0.00 2.30 0.39 0.10 41.28 18:40:01 0 42.76 0.00 1.77 1.42 0.08 53.97 18:40:01 1 68.33 0.00 2.32 0.12 0.10 29.13 18:40:01 2 55.04 0.00 3.45 0.02 0.08 41.41 18:40:01 3 57.64 0.00 1.62 0.02 0.10 40.62 Average: all 58.98 0.00 3.00 1.13 0.10 36.80 Average: 0 54.05 0.00 2.99 2.45 0.09 40.41 Average: 1 61.58 0.00 3.06 0.10 0.09 35.17 Average: 2 58.97 0.00 2.76 0.56 0.09 37.61 Average: 3 61.30 0.00 3.17 1.42 0.10 34.01