---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-27267 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 754 18915 4 12422 30869 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:b2:f8:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:feb2:f83c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:e7:c1:80:cb:57 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::2ce7:c1ff:fe80:cb57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27267) 06/14/26 _x86_64_ (8 CPU) 00:36:16 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 13.82 0.45 12.67 0.70 214.50 5497.03 527.72 01:00:20 45.15 2.13 41.86 1.17 309.36 23917.96 4144.98 Average: 29.72 1.30 27.48 0.94 262.63 14844.55 2363.26 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24325592 28826348 3480536 10.59 147172 4563644 3653936 10.78 886852 7183048 88 01:00:20 19630724 31653824 619840 1.89 228732 11707428 1430628 4.22 3161552 9242776 412 Average: 21978158 30240086 2050188 6.24 187952 8135536 2542282 7.50 2024202 8212912 250 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.65 5.65 0.54 0.54 0.00 0.00 0.00 0.00 00:50:01 ens3 62.68 47.48 270.20 12.52 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:20 lo 228.45 228.45 223.40 223.40 0.00 0.00 0.00 0.00 01:00:20 ens3 77.84 64.47 526.52 102.51 0.00 0.00 0.00 0.00 01:00:20 docker0 7.87 6.69 88.78 1.21 0.00 0.00 0.00 0.00 01:00:20 veth7077b70 7.86 6.69 88.89 1.21 0.00 0.00 0.00 0.01 Average: lo 118.71 118.71 113.63 113.63 0.00 0.00 0.00 0.00 Average: ens3 70.37 56.10 400.27 58.19 0.00 0.00 0.00 0.00 Average: docker0 3.99 3.39 45.05 0.62 0.00 0.00 0.00 0.00 Average: veth7077b70 3.99 3.39 45.11 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27267) 06/14/26 _x86_64_ (8 CPU) 00:36:16 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.81 0.00 1.31 0.07 0.07 59.74 00:50:01 0 36.39 0.00 1.21 0.16 0.07 62.17 00:50:01 1 38.24 0.00 1.33 0.02 0.08 60.35 00:50:01 2 39.91 0.00 1.61 0.03 0.08 58.37 00:50:01 3 41.07 0.00 1.35 0.16 0.08 57.34 00:50:01 4 37.44 0.00 1.25 0.03 0.07 61.22 00:50:01 5 38.76 0.00 1.14 0.05 0.07 59.98 00:50:01 6 39.63 0.00 1.28 0.05 0.07 58.97 00:50:01 7 39.04 0.00 1.29 0.10 0.07 59.50 01:00:20 all 16.99 0.00 1.28 0.34 0.05 81.34 01:00:20 0 15.10 0.00 1.25 0.58 0.05 83.02 01:00:20 1 22.05 0.00 1.45 0.67 0.05 75.77 01:00:20 2 14.75 0.00 1.25 0.26 0.05 83.70 01:00:20 3 17.39 0.00 1.32 0.35 0.05 80.89 01:00:20 4 15.33 0.00 1.21 0.10 0.05 83.31 01:00:20 5 14.03 0.00 1.15 0.44 0.05 84.33 01:00:20 6 23.01 0.00 1.52 0.14 0.06 75.28 01:00:20 7 14.25 0.00 1.10 0.16 0.05 84.45 Average: all 27.74 0.00 1.29 0.21 0.06 70.70 Average: 0 25.59 0.00 1.23 0.37 0.06 72.75 Average: 1 30.02 0.00 1.39 0.35 0.06 68.17 Average: 2 27.15 0.00 1.43 0.15 0.06 71.22 Average: 3 29.06 0.00 1.33 0.26 0.06 69.29 Average: 4 26.22 0.00 1.23 0.06 0.06 72.43 Average: 5 26.21 0.00 1.14 0.25 0.06 72.34 Average: 6 31.20 0.00 1.40 0.09 0.06 67.24 Average: 7 26.46 0.00 1.19 0.13 0.06 72.17