---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-30741 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 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 579 12394 0 3066 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:7a:e1:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe7a:e1e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30741) 07/26/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 187.42 37.88 149.53 2192.80 39654.93 07:52:01 61.76 9.85 51.92 387.34 7440.45 07:53:01 22.76 0.53 22.23 12.80 12618.96 07:54:01 12.10 0.73 11.36 25.33 3915.75 07:55:01 30.19 3.42 26.78 371.14 14288.29 Average: 62.84 10.48 52.36 597.82 15582.60 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13184756 15034932 3240212 19.73 75224 1964736 1321860 7.56 1219904 1783332 103024 07:52:01 11639364 13626644 4785604 29.14 79268 2093016 2526080 14.46 2703344 1830368 15568 07:53:01 11214060 13558048 5210908 31.73 80476 2442540 2545376 14.57 2779416 2168184 384 07:54:01 12523016 15190848 3901952 23.76 83276 2756748 1137472 6.51 1277452 2351640 290808 07:55:01 12708712 15506596 3716256 22.63 86844 2880712 779108 4.46 1007544 2431368 27884 Average: 12253982 14583414 4170986 25.39 81018 2427550 1661979 9.51 1797532 2112978 87534 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 327.63 254.27 2889.24 41.25 0.00 0.00 0.00 0.00 07:51:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 07:52:01 ens3 1038.27 589.22 1928.25 249.69 0.00 0.00 0.00 0.00 07:52:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:53:01 ens3 399.75 196.68 430.79 78.69 0.00 0.00 0.00 0.00 07:53:01 lo 24.78 24.78 4.92 4.92 0.00 0.00 0.00 0.00 07:54:01 ens3 2075.20 937.11 1171.32 412.13 0.00 0.00 0.00 0.00 07:54:01 lo 12.66 12.66 2.01 2.01 0.00 0.00 0.00 0.00 07:55:01 ens3 716.90 537.06 1897.63 186.40 0.00 0.00 0.00 0.00 07:55:01 lo 0.67 0.67 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 911.57 502.88 1663.41 193.64 0.00 0.00 0.00 0.00 Average: lo 7.84 7.84 1.42 1.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30741) 07/26/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 29.32 0.00 1.69 4.27 0.07 64.65 07:51:01 0 33.82 0.00 2.07 2.42 0.07 61.62 07:51:01 1 25.51 0.00 1.72 1.49 0.05 71.23 07:51:01 2 38.75 0.00 1.45 2.20 0.07 57.53 07:51:01 3 19.13 0.00 1.53 11.00 0.08 68.25 07:52:01 all 62.20 0.00 2.06 0.29 0.09 35.36 07:52:01 0 65.08 0.00 1.82 0.07 0.10 32.93 07:52:01 1 60.29 0.00 1.89 0.82 0.10 36.89 07:52:01 2 65.34 0.00 2.19 0.03 0.08 32.36 07:52:01 3 58.09 0.00 2.31 0.23 0.10 39.26 07:53:01 all 23.63 0.00 1.07 0.92 0.06 74.32 07:53:01 0 22.88 0.00 1.07 0.02 0.03 76.00 07:53:01 1 23.40 0.00 1.32 3.56 0.07 71.65 07:53:01 2 26.75 0.00 1.02 0.00 0.03 72.20 07:53:01 3 21.48 0.00 0.90 0.12 0.10 77.40 07:54:01 all 66.93 0.00 2.63 0.22 0.10 30.12 07:54:01 0 62.90 0.00 2.68 0.77 0.08 33.57 07:54:01 1 69.80 0.00 2.20 0.08 0.08 27.83 07:54:01 2 66.87 0.00 3.89 0.02 0.12 29.11 07:54:01 3 68.13 0.00 1.72 0.05 0.08 30.01 07:55:01 all 41.71 0.00 1.83 0.59 0.07 55.80 07:55:01 0 43.31 0.00 2.50 0.05 0.07 54.07 07:55:01 1 31.94 0.00 1.66 1.51 0.07 64.83 07:55:01 2 56.96 0.00 2.01 0.20 0.08 40.75 07:55:01 3 34.60 0.00 1.14 0.57 0.08 63.61 Average: all 44.75 0.00 1.86 1.26 0.08 52.06 Average: 0 45.58 0.00 2.03 0.66 0.07 51.66 Average: 1 42.19 0.00 1.76 1.49 0.07 54.49 Average: 2 50.93 0.00 2.11 0.49 0.08 46.39 Average: 3 40.30 0.00 1.52 2.39 0.09 55.70