---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8064 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 795 18947 4 12349 30829 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:2d:c4:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84526sec preferred_lft 84526sec inet6 fe80::f816:3eff:fe2d:c478/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:2b:97:a7:72:05 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::702b:97ff:fea7:7205/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8064) 04/26/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:10 37.97 0.49 22.23 15.25 17.32 15072.59 497902.83 00:30:20 52.20 2.02 48.99 1.19 310.65 10518.28 11312.22 Average: 45.10 1.26 35.65 8.20 164.37 12789.51 253974.27 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:10 19139712 27925728 4363992 13.28 188948 8656272 4606616 13.58 2149260 10922344 716 00:30:20 18597620 30645048 1625600 4.95 234552 11721348 2227900 6.57 3198544 10252252 58508 Average: 18868666 29285388 2994796 9.11 211750 10188810 3417258 10.08 2673902 10587298 29612 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:10 lo 250.02 250.02 244.54 244.54 0.00 0.00 0.00 0.00 00:20:10 ens3 58.73 46.51 315.58 12.40 0.00 0.00 0.00 0.00 00:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:20 lo 15.52 15.52 2.60 2.60 0.00 0.00 0.00 0.00 00:30:20 ens3 201.42 200.65 454.51 2710.02 0.00 0.00 0.00 0.00 00:30:20 docker0 85.31 89.36 1353.69 159.32 0.00 0.00 0.00 0.00 Average: lo 132.47 132.47 123.25 123.25 0.00 0.00 0.00 0.00 Average: ens3 130.26 123.78 385.22 1364.72 0.00 0.00 0.00 0.00 Average: docker0 42.77 44.80 678.61 79.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8064) 04/26/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:10 all 25.14 0.00 1.19 0.46 0.07 73.15 00:20:10 0 22.17 0.00 1.00 0.35 0.07 76.41 00:20:10 1 27.27 0.00 1.17 0.32 0.08 71.16 00:20:10 2 29.76 0.00 1.39 0.32 0.07 68.46 00:20:10 3 26.09 0.00 1.38 1.29 0.06 71.17 00:20:10 4 26.08 0.00 1.15 0.43 0.08 72.26 00:20:10 5 21.57 0.00 0.94 0.69 0.07 76.73 00:20:10 6 27.99 0.00 1.26 0.10 0.07 70.57 00:20:10 7 20.17 0.00 1.18 0.15 0.07 78.44 00:30:20 all 11.56 0.00 1.09 0.41 0.05 86.89 00:30:20 0 13.60 0.00 1.68 0.40 0.05 84.27 00:30:20 1 21.02 0.00 2.16 0.83 0.06 75.93 00:30:20 2 14.71 0.00 1.20 0.11 0.05 83.94 00:30:20 3 6.30 0.00 0.66 1.15 0.06 91.83 00:30:20 4 11.60 0.00 0.71 0.16 0.05 87.48 00:30:20 5 6.39 0.00 0.64 0.43 0.05 92.48 00:30:20 6 6.24 0.00 0.46 0.15 0.04 93.10 00:30:20 7 12.57 0.00 1.24 0.06 0.06 86.07 Average: all 18.33 0.00 1.14 0.43 0.06 80.04 Average: 0 17.88 0.00 1.34 0.38 0.06 80.35 Average: 1 24.14 0.00 1.67 0.57 0.07 73.55 Average: 2 22.21 0.00 1.30 0.21 0.06 76.22 Average: 3 16.16 0.00 1.02 1.22 0.06 81.54 Average: 4 18.82 0.00 0.93 0.30 0.06 79.89 Average: 5 13.97 0.00 0.79 0.56 0.06 84.62 Average: 6 17.09 0.00 0.86 0.12 0.06 81.87 Average: 7 16.36 0.00 1.21 0.10 0.06 82.26