---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25685 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 769 18751 4 12571 30855 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:e8:44:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84455sec preferred_lft 84455sec inet6 fe80::f816:3eff:fee8:44cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:b6:30:ad:52:87 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::c8b6:30ff:fead:5287/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25685) 06/08/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 21.32 0.50 20.27 0.55 18.60 13056.36 575.72 00:30:00 56.62 13.86 41.50 1.26 441.44 12920.91 2922.64 Average: 38.97 7.18 30.88 0.90 230.02 12988.63 1749.17 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 19015496 27973204 4315872 13.13 191932 8816768 4406892 13.00 2216376 10966768 695904 00:30:00 19383520 31574996 696336 2.12 239744 11842324 1319384 3.89 3286900 9319084 160 Average: 19199508 29774100 2506104 7.63 215838 10329546 2863138 8.44 2751638 10142926 348032 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 241.80 241.80 236.39 236.39 0.00 0.00 0.00 0.00 00:20:00 ens3 64.93 55.31 337.36 15.16 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 6.88 6.88 0.85 0.85 0.00 0.00 0.00 0.00 00:30:00 ens3 150.13 155.69 323.56 2425.47 0.00 0.00 0.00 0.00 00:30:00 docker0 90.10 90.38 1377.11 162.13 0.00 0.00 0.00 0.00 Average: lo 124.34 124.34 118.62 118.62 0.00 0.00 0.00 0.00 Average: ens3 107.53 105.50 330.46 1220.31 0.00 0.00 0.00 0.00 Average: docker0 45.05 45.19 688.55 81.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25685) 06/08/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 30.45 0.00 1.38 0.12 0.07 67.98 00:20:00 0 27.55 0.00 1.35 0.11 0.07 70.92 00:20:00 1 33.05 0.00 1.65 0.33 0.07 64.90 00:20:00 2 32.92 0.00 1.47 0.02 0.07 65.52 00:20:00 3 28.97 0.00 1.17 0.19 0.07 69.61 00:20:00 4 26.81 0.00 1.41 0.12 0.06 71.59 00:20:00 5 26.48 0.00 1.28 0.01 0.07 72.16 00:20:00 6 33.99 0.00 1.25 0.06 0.07 64.63 00:20:00 7 33.86 0.00 1.43 0.12 0.07 64.53 00:30:00 all 8.57 0.04 1.07 0.19 0.05 90.08 00:30:00 0 8.52 0.01 1.27 0.16 0.05 90.00 00:30:00 1 13.04 0.00 1.54 0.03 0.05 85.34 00:30:00 2 9.13 0.00 0.97 0.25 0.05 89.60 00:30:00 3 10.42 0.00 1.21 0.24 0.05 88.08 00:30:00 4 5.23 0.30 0.80 0.32 0.04 93.30 00:30:00 5 7.03 0.00 0.74 0.18 0.05 92.00 00:30:00 6 3.67 0.00 0.60 0.21 0.04 95.48 00:30:00 7 11.52 0.00 1.45 0.15 0.06 86.83 Average: all 19.50 0.02 1.22 0.16 0.06 79.05 Average: 0 18.02 0.00 1.31 0.13 0.06 80.47 Average: 1 23.02 0.00 1.60 0.18 0.06 75.14 Average: 2 20.99 0.00 1.22 0.14 0.06 77.59 Average: 3 19.68 0.00 1.19 0.21 0.06 78.86 Average: 4 16.01 0.15 1.11 0.22 0.05 82.46 Average: 5 16.74 0.00 1.01 0.10 0.06 82.10 Average: 6 18.82 0.00 0.93 0.13 0.06 80.07 Average: 7 22.68 0.00 1.44 0.13 0.06 75.69