---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3246 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: 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 12G 144G 8% / 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 904 24770 4 6417 30720 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:ea:28:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84428sec preferred_lft 84428sec inet6 fe80::f816:3eff:feea:286d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:2d:71:75:4f:69 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3246) 04/16/26 _x86_64_ (8 CPU) 08:11:14 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:03 30.80 0.14 26.72 3.94 5.41 2506.65 10383.07 08:40:01 33.06 0.01 28.90 4.15 0.08 3170.62 13479.38 Average: 31.93 0.07 27.81 4.05 2.75 2837.71 11926.90 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:03 25321832 29369588 2937100 8.94 184872 4062932 2898572 8.55 919404 6133508 149768 08:40:01 24590176 29075508 3227092 9.82 215116 4428176 3187360 9.40 1036948 6712712 15396 Average: 24956004 29222548 3082096 9.38 199994 4245554 3042966 8.97 978176 6423110 82582 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:03 lo 1709.56 1709.56 1627.82 1627.82 0.00 0.00 0.00 0.00 08:30:03 ens3 22.51 18.25 9.75 6.35 0.00 0.00 0.00 0.00 08:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 1739.41 1739.41 1656.47 1656.47 0.00 0.00 0.00 0.00 08:40:01 ens3 24.44 19.96 9.48 7.25 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1724.45 1724.45 1642.10 1642.10 0.00 0.00 0.00 0.00 Average: ens3 23.47 19.10 9.62 6.80 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3246) 04/16/26 _x86_64_ (8 CPU) 08:11:14 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:03 all 36.91 0.00 1.59 0.05 0.08 61.37 08:30:03 0 35.07 0.00 1.43 0.05 0.08 63.38 08:30:03 1 37.56 0.00 1.86 0.03 0.08 60.48 08:30:03 2 36.07 0.00 1.58 0.11 0.08 62.16 08:30:03 3 37.41 0.00 1.63 0.02 0.08 60.86 08:30:03 4 38.71 0.00 1.51 0.04 0.09 59.65 08:30:03 5 36.87 0.00 1.62 0.02 0.08 61.41 08:30:03 6 38.19 0.00 1.77 0.09 0.08 59.87 08:30:03 7 35.41 0.00 1.34 0.03 0.08 63.14 08:40:01 all 37.74 0.00 1.74 0.06 0.08 60.38 08:40:01 0 39.73 0.00 2.06 0.06 0.08 58.07 08:40:01 1 38.71 0.00 1.83 0.03 0.09 59.33 08:40:01 2 37.20 0.00 1.74 0.05 0.08 60.93 08:40:01 3 37.80 0.00 1.75 0.05 0.08 60.31 08:40:01 4 38.24 0.00 1.88 0.08 0.08 59.72 08:40:01 5 39.16 0.00 1.38 0.11 0.09 59.27 08:40:01 6 36.20 0.00 1.69 0.05 0.08 61.99 08:40:01 7 34.91 0.00 1.57 0.03 0.08 63.41 Average: all 37.33 0.00 1.67 0.05 0.08 60.87 Average: 0 37.39 0.00 1.75 0.05 0.08 60.74 Average: 1 38.13 0.00 1.84 0.03 0.08 59.91 Average: 2 36.64 0.00 1.66 0.08 0.08 61.54 Average: 3 37.60 0.00 1.69 0.04 0.08 60.59 Average: 4 38.48 0.00 1.69 0.06 0.08 59.68 Average: 5 38.01 0.00 1.50 0.06 0.08 60.34 Average: 6 37.20 0.00 1.73 0.07 0.08 60.92 Average: 7 35.16 0.00 1.46 0.03 0.08 63.27