---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-456403 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 766 19637 4 11688 30858 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:50:38:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84507sec preferred_lft 84507sec inet6 fe80::f816:3eff:fe50:3896/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:c7:84:20:e8:2b 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::88c7:84ff:fe20:e82b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-456403) 03/13/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:08 14.98 0.30 14.26 0.42 11.50 9047.49 1205.43 00:50:36 41.74 2.04 38.61 1.09 336.78 14935.03 3782.17 Average: 28.57 1.19 26.63 0.76 176.71 12037.77 2514.15 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:08 22526984 29357940 2941256 8.95 167032 6794672 3093328 9.12 1770508 7996804 324436 00:50:36 20374036 31656704 618664 1.88 228472 10988640 1429792 4.22 2977828 8709388 184 Average: 21450510 30507322 1779960 5.42 197752 8891656 2261560 6.67 2374168 8353096 162310 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:08 lo 1.71 1.71 0.17 0.17 0.00 0.00 0.00 0.00 00:40:08 ens3 48.66 41.51 229.89 11.81 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:36 lo 4429.82 4429.82 4232.15 4232.15 0.00 0.00 0.00 0.00 00:50:36 ens3 124.60 112.55 412.19 1283.57 0.00 0.00 0.00 0.00 00:50:36 docker0 80.51 78.87 1273.69 154.31 0.00 0.00 0.00 0.00 00:50:36 vethc811eea 75.19 72.39 1274.39 9.72 0.00 0.00 0.00 0.10 Average: lo 2250.75 2250.75 2149.59 2149.59 0.00 0.00 0.00 0.00 Average: ens3 87.23 77.59 322.48 657.74 0.00 0.00 0.00 0.00 Average: docker0 40.89 40.06 646.91 78.38 0.00 0.00 0.00 0.00 Average: vethc811eea 38.19 36.77 647.26 4.94 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-456403) 03/13/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:08 all 33.24 0.00 1.30 0.11 0.07 65.27 00:40:08 0 32.45 0.00 1.14 0.00 0.06 66.35 00:40:08 1 30.79 0.00 1.47 0.29 0.07 67.38 00:40:08 2 35.78 0.00 1.42 0.17 0.07 62.55 00:40:08 3 34.45 0.00 1.16 0.01 0.07 64.31 00:40:08 4 38.00 0.00 1.49 0.15 0.07 60.29 00:40:08 5 34.52 0.00 1.33 0.17 0.07 63.91 00:40:08 6 33.02 0.00 1.31 0.02 0.06 65.59 00:40:08 7 26.93 0.00 1.11 0.09 0.08 71.80 00:50:36 all 12.65 0.00 2.00 0.21 0.04 85.09 00:50:36 0 12.59 0.00 1.48 0.08 0.05 85.80 00:50:36 1 15.25 0.00 3.71 0.05 0.05 80.94 00:50:36 2 20.74 0.00 3.79 0.21 0.05 75.21 00:50:36 3 7.92 0.00 1.00 0.41 0.04 90.64 00:50:36 4 8.94 0.00 1.65 0.14 0.04 89.23 00:50:36 5 13.11 0.00 0.98 0.31 0.04 85.56 00:50:36 6 10.25 0.00 1.85 0.19 0.04 87.67 00:50:36 7 12.48 0.00 1.59 0.27 0.04 85.62 Average: all 22.78 0.00 1.66 0.16 0.06 75.34 Average: 0 22.35 0.00 1.31 0.04 0.06 76.24 Average: 1 22.92 0.00 2.61 0.17 0.06 74.25 Average: 2 28.16 0.00 2.62 0.19 0.06 68.97 Average: 3 20.96 0.00 1.08 0.22 0.05 77.69 Average: 4 23.24 0.00 1.57 0.15 0.05 74.99 Average: 5 23.64 0.00 1.16 0.24 0.05 74.91 Average: 6 21.45 0.00 1.58 0.11 0.05 76.81 Average: 7 19.58 0.00 1.35 0.18 0.06 78.83