---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5372 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: 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 23G 133G 15% / 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 878 14687 4 16526 30746 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:e4:cf:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.160/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85047sec preferred_lft 85047sec inet6 fe80::f816:3eff:fee4:cf64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:d6:ab:ec:3d:0c 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::8d6:abff:feec:3d0c/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-5372) 04/24/26 _x86_64_ (8 CPU) 09:28:23 LINUX RESTART (8 CPU) 09:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:00 92.94 2.79 86.67 3.48 247.81 45434.84 36561.70 09:50:13 292.38 0.45 282.95 8.98 4.21 30463.34 73279.95 Average: 194.57 1.60 186.69 6.28 123.69 37806.15 55271.40 09:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:00 19809392 29810656 2470416 7.52 199980 9797960 2539280 7.49 3425484 8888648 20 09:50:13 15153632 31587200 623256 1.90 565704 15108104 1267432 3.74 5741780 10431816 24024 Average: 17481512 30698928 1546836 4.71 382842 12453032 1903356 5.61 4583632 9660232 12022 09:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:00 lo 0.61 0.61 0.12 0.12 0.00 0.00 0.00 0.00 09:40:00 ens3 178.97 138.48 2220.16 761.91 0.00 0.00 0.00 0.00 09:40:00 docker0 7.47 10.24 0.70 201.00 0.00 0.00 0.00 0.00 09:50:13 lo 1.12 1.12 0.20 0.20 0.00 0.00 0.00 0.00 09:50:13 ens3 161.23 118.48 1762.03 787.67 0.00 0.00 0.00 0.00 09:50:13 docker0 12.85 22.84 2.22 132.88 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 169.93 128.29 1986.72 775.04 0.00 0.00 0.00 0.00 Average: docker0 10.21 16.66 1.48 166.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5372) 04/24/26 _x86_64_ (8 CPU) 09:28:23 LINUX RESTART (8 CPU) 09:30:10 CPU %user %nice %system %iowait %steal %idle 09:40:00 all 18.19 0.00 2.02 2.32 0.08 77.39 09:40:00 0 18.34 0.00 1.92 1.54 0.07 78.14 09:40:00 1 24.44 0.00 2.47 2.93 0.09 70.07 09:40:00 2 22.14 0.00 2.41 2.24 0.08 73.13 09:40:00 3 15.00 0.00 2.10 2.74 0.07 80.09 09:40:00 4 16.51 0.00 1.67 4.42 0.07 77.32 09:40:00 5 13.65 0.00 1.76 2.08 0.07 82.45 09:40:00 6 16.44 0.00 2.11 2.25 0.08 79.12 09:40:00 7 19.02 0.00 1.72 0.36 0.07 78.83 09:50:13 all 14.19 0.00 2.93 1.96 0.09 80.83 09:50:13 0 8.73 0.00 2.25 1.70 0.07 87.26 09:50:13 1 11.46 0.00 3.12 1.70 0.10 83.62 09:50:13 2 12.18 0.00 2.88 1.19 0.09 83.66 09:50:13 3 30.37 0.00 3.60 2.26 0.11 63.65 09:50:13 4 9.96 0.00 3.31 1.91 0.08 84.75 09:50:13 5 10.99 0.00 2.63 1.96 0.08 84.35 09:50:13 6 19.58 0.00 3.51 3.55 0.10 73.27 09:50:13 7 10.26 0.00 2.16 1.45 0.07 86.07 Average: all 16.15 0.00 2.48 2.14 0.08 79.14 Average: 0 13.45 0.00 2.09 1.62 0.07 82.78 Average: 1 17.84 0.00 2.80 2.30 0.10 76.96 Average: 2 17.07 0.00 2.65 1.71 0.09 78.49 Average: 3 22.82 0.00 2.86 2.50 0.09 71.72 Average: 4 13.18 0.00 2.50 3.14 0.08 81.10 Average: 5 12.29 0.00 2.20 2.02 0.07 83.41 Average: 6 18.04 0.00 2.82 2.91 0.09 76.14 Average: 7 14.56 0.00 1.94 0.92 0.07 82.52