---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-960 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: 5599.94 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 780 19518 4 11793 30843 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:aa:33:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:feaa:33c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:fb:a9:25:48:a1 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::8fb:a9ff:fe25:48a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-960) 03/18/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.72 0.50 18.66 0.55 17.67 14024.61 475.20 00:30:07 47.01 2.23 43.55 1.23 354.99 10492.99 5671.52 Average: 33.48 1.37 31.22 0.90 187.85 12242.90 3096.76 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19352544 27600660 4690296 14.27 188424 8133156 4722844 13.93 1915084 10963176 312 00:30:07 20151540 31592724 680236 2.07 235444 11132648 1317360 3.88 2960412 8922000 184 Average: 19752042 29596692 2685266 8.17 211934 9632902 3020102 8.91 2437748 9942588 248 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 243.46 243.46 237.71 237.71 0.00 0.00 0.00 0.00 00:20:01 ens3 52.00 43.84 206.26 13.22 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:07 lo 11.02 11.02 2.56 2.56 0.00 0.00 0.00 0.00 00:30:07 ens3 165.26 170.16 326.56 2327.40 0.00 0.00 0.00 0.00 00:30:07 docker0 87.87 87.81 1201.75 160.12 0.00 0.00 0.00 0.00 Average: lo 126.19 126.19 119.08 119.08 0.00 0.00 0.00 0.00 Average: ens3 109.14 107.57 266.95 1180.73 0.00 0.00 0.00 0.00 Average: docker0 44.33 44.30 606.29 80.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-960) 03/18/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.42 0.00 1.31 0.11 0.06 69.10 00:20:01 0 28.68 0.00 1.20 0.10 0.06 69.94 00:20:01 1 29.51 0.00 1.58 0.10 0.06 68.74 00:20:01 2 31.95 0.00 1.27 0.04 0.07 66.68 00:20:01 3 39.92 0.00 1.62 0.10 0.07 58.28 00:20:01 4 25.90 0.00 1.27 0.10 0.06 72.68 00:20:01 5 24.40 0.00 1.09 0.22 0.06 74.23 00:20:01 6 28.08 0.00 1.29 0.12 0.06 70.46 00:20:01 7 26.91 0.00 1.13 0.10 0.06 71.80 00:30:07 all 9.55 0.00 1.09 0.17 0.05 89.13 00:30:07 0 4.93 0.00 0.82 0.39 0.05 93.81 00:30:07 1 8.92 0.00 0.95 0.07 0.05 90.01 00:30:07 2 6.11 0.00 0.86 0.17 0.05 92.81 00:30:07 3 13.70 0.00 0.77 0.23 0.06 85.24 00:30:07 4 9.38 0.00 1.52 0.18 0.05 88.87 00:30:07 5 12.45 0.00 1.58 0.17 0.05 85.75 00:30:07 6 8.79 0.00 1.16 0.12 0.04 89.89 00:30:07 7 12.11 0.00 1.11 0.04 0.04 86.70 Average: all 19.38 0.00 1.20 0.14 0.06 79.22 Average: 0 16.68 0.00 1.01 0.25 0.06 82.01 Average: 1 19.12 0.00 1.26 0.09 0.06 79.48 Average: 2 18.90 0.00 1.06 0.11 0.06 79.87 Average: 3 26.68 0.00 1.19 0.17 0.06 71.89 Average: 4 17.57 0.00 1.39 0.14 0.05 80.85 Average: 5 18.36 0.00 1.33 0.19 0.06 80.05 Average: 6 18.33 0.00 1.22 0.12 0.05 80.28 Average: 7 19.44 0.00 1.12 0.07 0.05 79.33