---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32710 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 17G 139G 11% / 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 727 19620 4 11744 30897 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:1d:7b:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84495sec preferred_lft 84495sec inet6 fe80::f816:3eff:fe1d:7b63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:58:2f:dc:30:fe 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::ec58:2fff:fedc:30fe/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-32710) 07/04/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.85 0.05 8.39 0.41 1.91 2607.25 225.66 00:50:07 44.73 2.17 41.49 1.07 315.24 21943.20 2050.11 Average: 27.00 1.12 25.13 0.74 160.41 12388.27 1148.55 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24382748 29491692 2812876 8.56 160988 5126168 3051344 9.00 1018364 6944408 523224 00:50:07 20347436 31685616 590604 1.80 226468 11043204 1451520 4.28 2949252 8771256 660 Average: 22365092 30588654 1701740 5.18 193728 8084686 2251432 6.64 1983808 7857832 261942 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.82 1.82 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 69.20 53.43 238.22 12.92 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:07 lo 201.40 201.40 197.73 197.73 0.00 0.00 0.00 0.00 00:50:07 ens3 108.81 94.01 336.22 1258.44 0.00 0.00 0.00 0.00 00:50:07 docker0 62.37 61.16 1248.35 7.33 0.00 0.00 0.00 0.00 00:50:07 veth76de18f 62.36 61.17 1249.20 7.33 0.00 0.00 0.00 0.10 Average: lo 102.78 102.78 100.10 100.10 0.00 0.00 0.00 0.00 Average: ens3 89.24 73.95 287.79 642.96 0.00 0.00 0.00 0.00 Average: docker0 31.55 30.94 631.47 3.71 0.00 0.00 0.00 0.00 Average: veth76de18f 31.55 30.94 631.90 3.71 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32710) 07/04/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.48 0.00 1.31 0.03 0.07 65.12 00:40:01 0 33.73 0.00 1.26 0.02 0.07 64.93 00:40:01 1 35.77 0.00 1.51 0.02 0.07 62.63 00:40:01 2 35.53 0.00 1.33 0.06 0.07 63.01 00:40:01 3 32.39 0.00 1.54 0.05 0.06 65.96 00:40:01 4 32.98 0.00 1.16 0.01 0.07 65.77 00:40:01 5 40.38 0.00 1.31 0.01 0.07 58.22 00:40:01 6 29.61 0.00 1.15 0.02 0.06 69.16 00:40:01 7 27.47 0.00 1.19 0.03 0.06 71.25 00:50:07 all 13.85 0.00 1.26 0.28 0.06 84.55 00:50:07 0 10.93 0.00 0.98 0.27 0.06 87.75 00:50:07 1 17.50 0.00 1.34 0.22 0.06 80.87 00:50:07 2 10.76 0.00 0.74 0.23 0.06 88.21 00:50:07 3 16.21 0.00 1.82 0.63 0.07 81.28 00:50:07 4 12.54 0.00 1.22 0.30 0.06 85.88 00:50:07 5 18.81 0.00 1.57 0.25 0.05 79.32 00:50:07 6 14.71 0.00 1.60 0.17 0.05 83.47 00:50:07 7 9.36 0.00 0.78 0.20 0.05 89.59 Average: all 23.55 0.00 1.28 0.16 0.06 74.95 Average: 0 22.20 0.00 1.12 0.14 0.07 76.48 Average: 1 26.53 0.00 1.42 0.12 0.06 71.86 Average: 2 22.99 0.00 1.03 0.14 0.07 75.77 Average: 3 24.20 0.00 1.68 0.34 0.07 73.71 Average: 4 22.64 0.00 1.19 0.16 0.06 75.95 Average: 5 29.46 0.00 1.44 0.13 0.06 68.90 Average: 6 22.07 0.00 1.38 0.10 0.06 76.40 Average: 7 18.30 0.00 0.99 0.12 0.06 80.54