---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22137 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 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 761 19550 4 11779 30862 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:c0:91:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84447sec preferred_lft 84447sec inet6 fe80::f816:3eff:fec0:9118/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:99:3d:cb:3d:01 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::1099:3dff:fecb:3d01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-22137) 03/24/26 _x86_64_ (8 CPU) 00:23:28 LINUX RESTART (8 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.23 0.05 6.81 0.37 1.90 2304.94 194.24 00:50:03 56.51 2.43 52.76 1.32 363.76 22894.24 4320.89 Average: 32.05 1.25 29.95 0.85 184.10 12672.04 2272.09 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24784568 29233164 3074712 9.36 150140 4507804 3216900 9.49 866968 6708016 52260 00:50:03 20271476 31645924 628576 1.91 232620 11071112 1427652 4.21 3011824 8764712 180 Average: 22528022 30439544 1851644 5.63 191380 7789458 2322276 6.85 1939396 7736364 26220 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 48.58 42.44 235.72 11.70 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 196.24 196.24 193.09 193.09 0.00 0.00 0.00 0.00 00:50:03 ens3 125.96 102.78 435.27 1218.49 0.00 0.00 0.00 0.00 00:50:03 docker0 66.06 72.77 1206.88 157.39 0.00 0.00 0.00 0.00 00:50:03 veth6d9b351 59.46 64.28 1207.29 6.57 0.00 0.00 0.00 0.10 Average: lo 99.67 99.67 97.31 97.31 0.00 0.00 0.00 0.00 Average: ens3 87.54 72.82 336.20 619.34 0.00 0.00 0.00 0.00 Average: docker0 33.26 36.64 607.69 79.25 0.00 0.00 0.00 0.00 Average: veth6d9b351 29.94 32.37 607.89 3.31 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-22137) 03/24/26 _x86_64_ (8 CPU) 00:23:28 LINUX RESTART (8 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.07 0.00 1.34 0.02 0.06 65.51 00:40:01 0 28.97 0.00 1.19 0.00 0.07 69.77 00:40:01 1 33.12 0.00 1.40 0.01 0.06 65.41 00:40:01 2 34.31 0.00 1.50 0.02 0.06 64.12 00:40:01 3 34.83 0.00 1.38 0.00 0.06 63.72 00:40:01 4 30.27 0.00 1.25 0.06 0.06 68.36 00:40:01 5 33.36 0.00 1.32 0.02 0.06 65.24 00:40:01 6 29.56 0.00 1.20 0.03 0.05 69.16 00:40:01 7 40.13 0.00 1.45 0.05 0.06 58.30 00:50:03 all 14.03 0.00 1.35 0.21 0.05 84.35 00:50:03 0 13.56 0.00 1.62 0.19 0.05 84.58 00:50:03 1 16.20 0.00 1.55 0.28 0.06 81.92 00:50:03 2 17.05 0.00 1.50 0.13 0.06 81.26 00:50:03 3 11.89 0.00 1.25 0.08 0.06 86.72 00:50:03 4 11.49 0.00 1.33 0.23 0.05 86.90 00:50:03 5 15.35 0.00 1.33 0.24 0.05 83.04 00:50:03 6 12.59 0.00 1.00 0.24 0.06 86.12 00:50:03 7 14.12 0.00 1.22 0.31 0.05 84.30 Average: all 23.48 0.00 1.34 0.12 0.06 75.00 Average: 0 21.21 0.00 1.41 0.10 0.06 77.23 Average: 1 24.59 0.00 1.47 0.14 0.06 73.73 Average: 2 25.62 0.00 1.50 0.08 0.06 72.75 Average: 3 23.28 0.00 1.32 0.04 0.06 75.31 Average: 4 20.82 0.00 1.29 0.14 0.05 77.70 Average: 5 24.29 0.00 1.32 0.13 0.05 74.21 Average: 6 21.02 0.00 1.10 0.14 0.06 77.69 Average: 7 27.03 0.00 1.33 0.18 0.06 71.39