---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31115 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: 5599.99 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 11G 145G 7% / 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 905 25927 4 5259 30719 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:33:94:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84372sec preferred_lft 84372sec inet6 fe80::f816:3eff:fe33:9456/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:b2:ea:fa:04:a2 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31115) 06/27/26 _x86_64_ (8 CPU) 16:31:33 LINUX RESTART (8 CPU) 16:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:04 45.32 0.12 26.61 18.58 5.45 2383.16 528086.20 17:00:01 35.12 0.01 30.96 4.15 0.07 3072.36 19657.56 Average: 40.23 0.07 28.78 11.39 2.77 2726.67 274679.45 16:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:04 25599548 29325020 2982508 9.08 176356 3760232 3206736 9.46 718404 6082228 36752 17:00:01 25083256 29410816 2892724 8.80 210644 4278980 2988472 8.81 825792 6428392 94032 Average: 25341402 29367918 2937616 8.94 193500 4019606 3097604 9.13 772098 6255310 65392 16:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:04 lo 1720.58 1720.58 1638.30 1638.30 0.00 0.00 0.00 0.00 16:50:04 ens3 50.20 33.84 17.79 12.60 0.00 0.00 0.00 0.00 16:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 1764.45 1764.45 1680.34 1680.34 0.00 0.00 0.00 0.00 17:00:01 ens3 49.04 34.15 17.85 14.20 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1742.45 1742.45 1659.25 1659.25 0.00 0.00 0.00 0.00 Average: ens3 49.62 34.00 17.82 13.40 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31115) 06/27/26 _x86_64_ (8 CPU) 16:31:33 LINUX RESTART (8 CPU) 16:40:04 CPU %user %nice %system %iowait %steal %idle 16:50:04 all 36.11 0.00 1.53 0.07 0.07 62.22 16:50:04 0 36.68 0.00 1.28 0.02 0.07 61.94 16:50:04 1 35.09 0.00 1.55 0.03 0.07 63.26 16:50:04 2 37.40 0.00 1.69 0.03 0.07 60.81 16:50:04 3 40.66 0.00 1.88 0.05 0.08 57.33 16:50:04 4 33.91 0.00 1.44 0.14 0.07 64.45 16:50:04 5 34.91 0.00 1.55 0.18 0.07 63.30 16:50:04 6 33.80 0.00 1.51 0.07 0.07 64.55 16:50:04 7 36.41 0.00 1.35 0.05 0.07 62.12 17:00:01 all 37.88 0.00 1.77 0.06 0.07 60.21 17:00:01 0 35.04 0.00 1.89 0.08 0.07 62.92 17:00:01 1 41.85 0.00 2.00 0.11 0.08 55.97 17:00:01 2 36.74 0.00 1.69 0.07 0.07 61.43 17:00:01 3 39.78 0.00 1.66 0.04 0.08 58.45 17:00:01 4 38.10 0.00 1.77 0.05 0.07 60.00 17:00:01 5 38.79 0.00 1.67 0.05 0.07 59.42 17:00:01 6 36.10 0.00 1.80 0.06 0.07 61.97 17:00:01 7 36.66 0.00 1.70 0.03 0.07 61.53 Average: all 36.99 0.00 1.65 0.06 0.07 61.22 Average: 0 35.86 0.00 1.59 0.05 0.07 62.43 Average: 1 38.46 0.00 1.77 0.07 0.08 59.63 Average: 2 37.07 0.00 1.69 0.05 0.07 61.12 Average: 3 40.22 0.00 1.77 0.04 0.08 57.89 Average: 4 36.00 0.00 1.61 0.09 0.07 62.23 Average: 5 36.84 0.00 1.61 0.11 0.07 61.37 Average: 6 34.95 0.00 1.65 0.06 0.07 63.26 Average: 7 36.54 0.00 1.52 0.04 0.07 61.83