---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53624 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 138G 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 764 19424 4 11903 30860 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:4b:19:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fe4b:1956/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:f4:2f:fb:67:28 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::50f4:2fff:fefb:6728/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53624) 03/28/26 _x86_64_ (8 CPU) 00:36:28 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 26.89 0.26 11.43 15.20 9.15 5125.27 510999.75 01:00:25 59.37 2.29 55.94 1.14 352.73 22799.28 3997.46 Average: 43.45 1.30 34.12 8.03 184.25 14132.83 252605.90 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24453732 28697808 3611020 10.99 144604 4320572 3738644 11.02 825996 7124164 60 01:00:25 20140656 31639844 634668 1.93 228404 11200012 1407288 4.15 3043368 8864204 612 Average: 22297194 30168826 2122844 6.46 186504 7760292 2572966 7.59 1934682 7994184 336 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.63 5.63 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 58.75 46.24 284.74 13.07 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:25 lo 4425.85 4425.85 4228.42 4228.42 0.00 0.00 0.00 0.00 01:00:25 ens3 83.15 66.09 589.77 132.10 0.00 0.00 0.00 0.00 01:00:25 docker0 18.30 17.98 119.34 147.84 0.00 0.00 0.00 0.00 01:00:25 veth0ab4d98 12.75 11.30 119.17 2.32 0.00 0.00 0.00 0.01 Average: lo 2258.40 2258.40 2155.28 2155.28 0.00 0.00 0.00 0.00 Average: ens3 71.19 56.36 440.20 73.74 0.00 0.00 0.00 0.00 Average: docker0 9.33 9.16 60.82 75.35 0.00 0.00 0.00 0.00 Average: veth0ab4d98 6.50 5.76 60.74 1.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53624) 03/28/26 _x86_64_ (8 CPU) 00:36:28 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 37.42 0.00 1.28 0.17 0.08 61.04 00:50:01 0 37.83 0.00 1.27 0.05 0.09 60.76 00:50:01 1 38.60 0.00 1.33 0.59 0.08 59.40 00:50:01 2 39.02 0.00 1.22 0.12 0.08 59.55 00:50:01 3 38.59 0.00 1.38 0.04 0.09 59.91 00:50:01 4 38.22 0.00 1.10 0.18 0.08 60.42 00:50:01 5 36.63 0.00 1.35 0.07 0.07 61.88 00:50:01 6 39.80 0.00 1.31 0.23 0.08 58.58 00:50:01 7 30.68 0.00 1.32 0.10 0.08 67.83 01:00:25 all 17.72 0.00 2.13 0.27 0.05 79.83 01:00:25 0 9.50 0.00 0.94 0.21 0.06 89.29 01:00:25 1 15.98 0.00 2.02 0.40 0.05 81.55 01:00:25 2 18.54 0.00 3.16 0.52 0.06 77.73 01:00:25 3 14.59 0.00 1.54 0.03 0.05 83.79 01:00:25 4 18.73 0.00 1.50 0.28 0.05 79.44 01:00:25 5 14.12 0.00 1.76 0.38 0.05 83.69 01:00:25 6 34.08 0.00 5.02 0.13 0.06 60.70 01:00:25 7 16.37 0.00 1.11 0.16 0.04 82.32 Average: all 27.39 0.00 1.71 0.22 0.07 70.61 Average: 0 23.42 0.00 1.10 0.13 0.07 75.28 Average: 1 27.08 0.00 1.68 0.49 0.06 70.68 Average: 2 28.60 0.00 2.21 0.33 0.07 68.80 Average: 3 26.36 0.00 1.46 0.03 0.07 72.08 Average: 4 28.28 0.00 1.30 0.23 0.07 70.12 Average: 5 25.16 0.00 1.56 0.23 0.06 73.00 Average: 6 36.89 0.00 3.19 0.18 0.07 59.66 Average: 7 23.39 0.00 1.21 0.13 0.06 75.22