---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13579 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 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 574 12795 0 2669 15144 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:7f:ba:b0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe7f:bab0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13579) 11/18/25 _x86_64_ (4 CPU) 13:26:40 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:02 263.97 47.16 216.81 2321.75 53890.62 13:29:01 129.72 15.62 114.10 975.56 16167.70 13:30:01 8.23 0.27 7.97 8.13 1230.59 13:31:01 31.36 2.97 28.40 283.95 14036.73 Average: 108.23 16.51 91.73 897.02 21353.01 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:02 13764720 15472176 2660248 16.20 69036 1832916 895564 5.13 754980 1677200 244364 13:29:01 11530072 13483692 4894896 29.80 76892 2063440 3225060 18.46 2836532 1809612 2612 13:30:01 13283152 15486432 3141816 19.13 78716 2306612 1068552 6.12 916412 1973836 216152 13:31:01 13168008 15570844 3256960 19.83 81656 2499984 742232 4.25 899564 2098540 29052 Average: 12936488 15003286 3488480 21.24 76575 2175738 1482852 8.49 1351872 1889797 123045 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:02 ens3 121.50 82.82 1359.53 21.62 0.00 0.00 0.00 0.00 13:28:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 13:29:01 ens3 429.88 315.08 3233.19 65.15 0.00 0.00 0.00 0.00 13:29:01 lo 10.51 10.51 2.61 2.61 0.00 0.00 0.00 0.00 13:30:01 ens3 654.44 364.74 617.58 133.52 0.00 0.00 0.00 0.00 13:30:01 lo 57.52 57.52 28.54 28.54 0.00 0.00 0.00 0.00 13:31:01 ens3 605.83 439.59 2993.52 132.00 0.00 0.00 0.00 0.00 13:31:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 453.01 300.50 2046.01 88.17 0.00 0.00 0.00 0.00 Average: lo 17.59 17.59 7.88 7.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13579) 11/18/25 _x86_64_ (4 CPU) 13:26:40 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:02 all 22.57 0.00 1.58 4.76 0.06 71.04 13:28:02 0 28.07 0.00 2.17 3.19 0.07 66.49 13:28:02 1 9.36 0.00 0.79 10.01 0.03 79.82 13:28:02 2 36.50 0.00 2.35 2.54 0.05 58.56 13:28:02 3 16.30 0.00 0.99 3.28 0.07 79.36 13:29:01 all 63.21 0.00 1.71 0.69 0.11 34.27 13:29:01 0 63.66 0.00 2.84 1.38 0.12 32.01 13:29:01 1 54.43 0.00 1.59 0.79 0.12 43.07 13:29:01 2 69.76 0.00 0.99 0.34 0.12 28.80 13:29:01 3 65.04 0.00 1.48 0.27 0.12 33.09 13:30:01 all 60.09 0.00 1.87 0.01 0.10 37.93 13:30:01 0 59.46 0.00 2.16 0.03 0.12 38.23 13:30:01 1 55.83 0.00 2.05 0.00 0.10 42.01 13:30:01 2 62.57 0.00 1.50 0.00 0.10 35.83 13:30:01 3 62.50 0.00 1.74 0.02 0.10 35.64 13:31:01 all 39.02 0.00 1.60 0.49 0.08 58.81 13:31:01 0 32.30 0.00 1.17 0.55 0.07 65.91 13:31:01 1 41.43 0.00 1.97 0.05 0.08 56.47 13:31:01 2 48.04 0.00 2.25 0.17 0.08 49.46 13:31:01 3 34.28 0.00 1.00 1.19 0.08 63.45 Average: all 46.15 0.00 1.69 1.49 0.09 50.57 Average: 0 45.80 0.00 2.08 1.29 0.09 50.74 Average: 1 40.22 0.00 1.60 2.72 0.08 55.38 Average: 2 54.15 0.00 1.78 0.76 0.09 43.23 Average: 3 44.45 0.00 1.30 1.19 0.09 52.96