---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15602 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 8.9G 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 606 12693 0 2739 15108 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:c0:e9:ce brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fec0:e9ce/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-15602) 11/27/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 126.71 10.78 115.93 279.95 30515.05 03:07:01 76.35 4.35 72.00 121.85 9737.31 03:08:01 28.86 6.37 22.50 444.19 2176.17 Average: 77.31 7.17 70.14 282.00 14142.84 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13837872 15528544 2587096 15.75 75872 1807260 1106928 6.33 703100 1654792 102772 03:07:01 12798376 14660676 3626592 22.08 82764 1965416 1633320 9.35 1589828 1792196 1840 03:08:01 13089860 15543524 3335108 20.31 86792 2541572 751992 4.30 934976 2133524 513764 Average: 13242036 15244248 3182932 19.38 81809 2104749 1164080 6.66 1075968 1860171 206125 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 162.79 143.29 1147.51 38.76 0.00 0.00 0.00 0.00 03:06:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 596.83 458.04 2410.84 173.42 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 615.05 436.19 862.63 192.34 0.00 0.00 0.00 0.00 03:08:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 458.22 345.84 1473.66 134.84 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15602) 11/27/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.23 0.00 1.22 1.79 0.06 83.70 03:06:01 0 9.81 0.00 1.15 0.17 0.05 88.82 03:06:01 1 20.17 0.00 1.59 4.61 0.07 73.57 03:06:01 2 3.35 0.00 0.53 0.12 0.05 95.95 03:06:01 3 19.66 0.00 1.62 2.28 0.08 76.36 03:07:01 all 33.65 0.00 3.70 0.22 0.06 62.38 03:07:01 0 48.52 0.00 5.70 0.02 0.07 45.70 03:07:01 1 22.91 0.00 5.49 0.27 0.07 71.27 03:07:01 2 26.96 0.00 2.00 0.02 0.07 70.95 03:07:01 3 36.17 0.00 1.56 0.59 0.05 61.64 03:08:01 all 45.67 0.00 3.54 0.08 0.06 50.64 03:08:01 0 44.81 0.00 5.61 0.08 0.07 49.43 03:08:01 1 38.78 0.00 1.20 0.05 0.05 59.92 03:08:01 2 49.55 0.00 5.98 0.15 0.07 44.26 03:08:01 3 49.55 0.00 1.41 0.03 0.07 48.95 Average: all 30.84 0.00 2.82 0.70 0.06 65.58 Average: 0 34.38 0.00 4.15 0.09 0.06 61.32 Average: 1 27.28 0.00 2.76 1.64 0.06 68.25 Average: 2 26.58 0.00 2.83 0.09 0.06 70.43 Average: 3 35.12 0.00 1.53 0.96 0.07 62.32