---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16569 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 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 564 12803 0 2672 15153 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:52:ab:d9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe52:abd9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16569) 11/30/25 _x86_64_ (4 CPU) 13:26:23 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 153.74 28.58 125.16 1654.26 51862.56 13:29:01 95.08 15.41 79.67 960.11 11890.28 13:30:01 11.66 0.32 11.35 6.80 1620.53 13:31:01 254.56 2.90 251.66 281.29 15746.04 Average: 128.76 11.80 116.96 725.61 20279.85 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13734132 15444988 2690836 16.38 69848 1835116 941308 5.39 784752 1678784 130828 13:29:01 11362636 13317668 5062332 30.82 77144 2064268 2985868 17.09 3005280 1809244 3312 13:30:01 13135896 15369792 3289072 20.02 79148 2336128 947384 5.42 1040464 1995780 236968 13:31:01 13108288 15511756 3316680 20.19 82096 2500432 793708 4.54 963888 2097460 26592 Average: 12835238 14911051 3589730 21.86 77059 2183986 1417067 8.11 1448596 1895317 99425 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 ens3 102.98 74.57 1159.13 17.36 0.00 0.00 0.00 0.00 13:28:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 13:29:01 ens3 509.77 337.36 3188.24 77.05 0.00 0.00 0.00 0.00 13:29:01 lo 10.58 10.58 2.59 2.59 0.00 0.00 0.00 0.00 13:30:01 ens3 667.71 381.22 1094.34 133.17 0.00 0.00 0.00 0.00 13:30:01 lo 57.41 57.41 28.55 28.55 0.00 0.00 0.00 0.00 13:31:01 ens3 605.08 382.40 2524.74 124.86 0.00 0.00 0.00 0.00 13:31:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 471.38 293.89 1991.61 88.11 0.00 0.00 0.00 0.00 Average: lo 17.41 17.41 7.83 7.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16569) 11/30/25 _x86_64_ (4 CPU) 13:26:23 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 17.76 0.00 1.23 9.85 0.06 71.10 13:28:01 0 34.07 0.00 2.44 5.49 0.08 57.92 13:28:01 1 22.40 0.00 1.17 3.84 0.08 72.51 13:28:01 2 6.03 0.00 0.57 29.17 0.05 64.18 13:28:01 3 8.49 0.00 0.77 0.94 0.03 89.77 13:29:01 all 64.04 0.00 1.71 0.76 0.11 33.38 13:29:01 0 68.49 0.00 1.70 0.85 0.12 28.83 13:29:01 1 53.38 0.00 1.57 0.92 0.12 44.01 13:29:01 2 69.50 0.00 1.37 0.17 0.12 28.84 13:29:01 3 64.78 0.00 2.19 1.10 0.10 31.83 13:30:01 all 57.77 0.00 1.89 0.02 0.11 40.21 13:30:01 0 62.75 0.00 1.67 0.00 0.12 35.46 13:30:01 1 54.67 0.00 2.09 0.02 0.12 43.11 13:30:01 2 53.99 0.00 1.66 0.00 0.10 44.25 13:30:01 3 59.65 0.00 2.17 0.05 0.12 38.01 13:31:01 all 39.99 0.00 1.81 1.14 0.08 56.99 13:31:01 0 33.40 0.00 1.65 1.60 0.08 63.26 13:31:01 1 49.11 0.00 1.56 0.23 0.08 49.01 13:31:01 2 44.91 0.00 2.24 0.82 0.08 51.95 13:31:01 3 32.54 0.00 1.76 1.89 0.07 63.75 Average: all 44.88 0.00 1.66 2.94 0.09 50.43 Average: 0 49.67 0.00 1.87 1.99 0.10 46.37 Average: 1 44.88 0.00 1.60 1.25 0.10 52.17 Average: 2 43.60 0.00 1.46 7.54 0.09 47.31 Average: 3 41.37 0.00 1.72 0.99 0.08 55.84