---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1288 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 471 5298 0 2206 7224 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:11:25:38 brd ff:ff:ff:ff:ff:ff inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe11:2538/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1288) 12/20/25 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 165.28 82.76 82.52 4906.23 40199.68 17:01:01 61.66 5.57 56.09 176.24 9742.38 17:02:01 96.20 32.78 63.42 1973.07 10568.80 17:03:01 25.24 0.68 24.56 77.71 3829.52 Average: 87.09 30.45 56.65 1783.36 16085.82 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 6024320 7417296 2143092 26.24 36304 1537256 691844 7.51 580436 1398608 70628 17:01:01 5813448 7474820 2353964 28.82 56144 1769488 602440 6.54 529760 1628344 133804 17:02:01 5468304 7426616 2699108 33.05 63960 2052256 652428 7.08 676020 1814040 81344 17:03:01 5474360 7443504 2693052 32.97 66380 2060320 621920 6.75 667172 1816780 9916 Average: 5695108 7440559 2472304 30.27 55697 1854830 642158 6.97 613347 1664443 73923 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 17:00:01 ens3 438.37 234.46 1247.08 66.05 0.00 0.00 0.00 0.00 17:01:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 17:01:01 ens3 83.57 54.79 714.76 10.21 0.00 0.00 0.00 0.00 17:02:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 17:02:01 ens3 332.05 364.47 2594.25 65.45 0.00 0.00 0.00 0.00 17:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 17:03:01 ens3 11.53 12.10 11.12 5.78 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 216.38 166.44 1141.70 36.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1288) 12/20/25 _x86_64_ (4 CPU) 16:58:57 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 20.08 0.00 2.69 5.35 2.70 69.18 17:00:01 0 17.86 0.00 1.56 2.60 2.42 75.55 17:00:01 1 19.35 0.00 1.70 3.61 2.81 72.53 17:00:01 2 24.72 0.00 3.05 11.32 2.87 58.03 17:00:01 3 18.39 0.00 4.40 3.84 2.68 70.69 17:01:01 all 20.06 0.00 1.28 2.12 1.48 75.07 17:01:01 0 30.91 0.00 1.54 0.55 1.68 65.32 17:01:01 1 12.82 0.00 0.68 0.92 0.85 84.74 17:01:01 2 6.83 0.00 0.81 6.44 1.54 84.38 17:01:01 3 29.65 0.00 2.11 0.56 1.87 65.81 17:02:01 all 35.99 0.00 2.26 1.63 5.74 54.37 17:02:01 0 36.27 0.00 1.74 1.42 5.46 55.11 17:02:01 1 35.30 0.00 2.33 1.05 5.75 55.56 17:02:01 2 31.02 0.00 1.53 1.12 5.31 61.03 17:02:01 3 41.42 0.00 3.43 2.95 6.45 45.75 17:03:01 all 20.46 0.00 0.84 1.07 1.45 76.18 17:03:01 0 5.39 0.00 0.48 0.03 0.86 93.23 17:03:01 1 25.03 0.00 0.68 0.17 1.55 72.58 17:03:01 2 43.45 0.00 1.43 2.87 1.79 50.46 17:03:01 3 8.03 0.00 0.78 1.19 1.62 88.38 Average: all 24.17 0.00 1.77 2.54 2.85 68.67 Average: 0 22.63 0.00 1.33 1.15 2.61 72.27 Average: 1 23.15 0.00 1.35 1.44 2.75 71.31 Average: 2 26.50 0.00 1.71 5.43 2.89 63.48 Average: 3 24.40 0.00 2.68 2.14 3.16 67.63