---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10291 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 26G 130G 17% / 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 868 11422 4 19800 30756 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:1c:91:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84591sec preferred_lft 84591sec inet6 fe80::f816:3eff:fe1c:9186/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:5f:2f:00:2a:4d 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::845f:2fff:fe00:2a4d/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-10291) 05/13/26 _x86_64_ (8 CPU) 12:28:31 LINUX RESTART (8 CPU) 12:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:06 25.52 1.51 22.90 1.11 301.35 1576.69 10488.20 12:50:04 265.07 2.36 256.11 6.60 182.80 50447.54 193799.52 Average: 144.43 1.93 138.67 3.84 242.50 25836.64 101485.64 12:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:06 29214356 31580668 762332 2.32 102000 2566208 1529152 4.51 345840 2947256 245948 12:50:04 16976772 30970836 1281892 3.90 353992 13326896 1747088 5.15 5741304 9092220 292 Average: 23095564 31275752 1022112 3.11 227996 7946552 1638120 4.83 3043572 6019738 123120 12:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:06 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 12:40:06 ens3 32.56 20.03 313.01 5.01 0.00 0.00 0.00 0.00 12:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 12:50:04 ens3 120.85 72.27 2492.19 12.42 0.00 0.00 0.00 0.00 12:50:04 docker0 2.96 3.83 0.17 89.53 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 76.38 45.96 1394.77 8.69 0.00 0.00 0.00 0.00 Average: docker0 1.47 1.90 0.09 44.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-10291) 05/13/26 _x86_64_ (8 CPU) 12:28:31 LINUX RESTART (8 CPU) 12:30:01 CPU %user %nice %system %iowait %steal %idle 12:40:06 all 1.27 0.00 0.24 0.30 0.01 98.18 12:40:06 0 2.55 0.00 0.40 0.53 0.01 96.51 12:40:06 1 0.88 0.00 0.24 0.04 0.01 98.82 12:40:06 2 0.53 0.00 0.13 0.50 0.01 98.82 12:40:06 3 1.54 0.00 0.38 1.04 0.01 97.03 12:40:06 4 0.57 0.00 0.18 0.07 0.00 99.17 12:40:06 5 1.30 0.00 0.23 0.08 0.01 98.38 12:40:06 6 2.40 0.00 0.24 0.09 0.01 97.24 12:40:06 7 0.34 0.00 0.11 0.05 0.01 99.49 12:50:04 all 9.81 0.00 5.82 1.11 0.10 83.16 12:50:04 0 7.86 0.00 5.42 1.03 0.09 85.60 12:50:04 1 10.25 0.00 5.55 1.15 0.10 82.96 12:50:04 2 9.36 0.00 6.38 1.38 0.10 82.78 12:50:04 3 9.93 0.00 5.96 0.93 0.10 83.08 12:50:04 4 9.99 0.00 6.46 1.07 0.10 82.37 12:50:04 5 9.81 0.00 5.50 0.50 0.10 84.09 12:50:04 6 10.46 0.00 5.63 0.61 0.09 83.20 12:50:04 7 10.78 0.00 5.71 2.20 0.10 81.21 Average: all 5.48 0.00 3.00 0.70 0.05 90.77 Average: 0 5.17 0.00 2.88 0.78 0.05 91.12 Average: 1 5.51 0.00 2.87 0.59 0.05 90.98 Average: 2 4.89 0.00 3.22 0.94 0.06 90.90 Average: 3 5.68 0.00 3.13 0.99 0.06 90.14 Average: 4 5.22 0.00 3.28 0.57 0.05 90.88 Average: 5 5.50 0.00 2.83 0.29 0.05 91.33 Average: 6 6.38 0.00 2.90 0.35 0.05 90.31 Average: 7 5.49 0.00 2.87 1.11 0.05 90.47