---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54084 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 742 19569 4 11780 30882 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:7b:c1:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84445sec preferred_lft 84445sec inet6 fe80::f816:3eff:fe7b:c11b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:8d:16:48:71:32 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::b08d:16ff:fe48:7132/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54084) 03/30/26 _x86_64_ (8 CPU) 00:23:27 LINUX RESTART (8 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.60 0.05 8.13 0.42 2.00 2635.01 283.15 00:50:08 52.64 2.38 48.95 1.31 358.35 22506.61 4946.90 Average: 30.89 1.23 28.78 0.87 182.32 12690.62 2643.14 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23958388 28733160 3572748 10.87 159304 4807744 3701744 10.92 987040 7403116 306300 00:50:08 20268604 31643388 631260 1.92 232728 11071196 1414500 4.17 3011328 8771096 168 Average: 22113496 30188274 2102004 6.40 196016 7939470 2558122 7.54 1999184 8087106 153234 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.81 1.81 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 57.48 47.81 237.70 13.05 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 00:50:08 lo 200.83 200.83 197.35 197.35 0.00 0.00 0.00 0.00 00:50:08 ens3 110.14 91.77 429.44 1214.17 0.00 0.00 0.00 0.00 00:50:08 docker0 62.39 66.28 1204.10 155.87 0.00 0.00 0.00 0.00 00:50:08 veth19d9e92 56.84 59.87 1204.54 6.52 0.00 0.00 0.00 0.10 Average: lo 102.52 102.52 99.95 99.95 0.00 0.00 0.00 0.00 Average: ens3 84.12 70.06 334.73 620.85 0.00 0.00 0.00 0.00 Average: docker0 31.57 33.54 609.31 78.88 0.00 0.00 0.00 0.00 Average: veth19d9e92 28.76 30.29 609.53 3.30 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54084) 03/30/26 _x86_64_ (8 CPU) 00:23:27 LINUX RESTART (8 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.99 0.00 1.40 0.03 0.06 64.52 00:40:01 0 29.86 0.00 0.99 0.04 0.06 69.05 00:40:01 1 39.98 0.00 1.51 0.00 0.07 58.43 00:40:01 2 30.74 0.00 1.48 0.01 0.06 67.71 00:40:01 3 33.60 0.00 1.68 0.03 0.07 64.63 00:40:01 4 33.02 0.00 1.23 0.01 0.06 65.68 00:40:01 5 38.01 0.00 1.39 0.01 0.07 60.53 00:40:01 6 31.40 0.00 1.28 0.06 0.06 67.20 00:40:01 7 35.32 0.00 1.64 0.04 0.07 62.92 00:50:08 all 15.37 0.00 1.34 0.25 0.05 82.98 00:50:08 0 14.83 0.00 1.41 0.28 0.05 83.43 00:50:08 1 13.42 0.00 0.88 0.24 0.06 85.40 00:50:08 2 14.37 0.00 1.18 0.11 0.06 84.29 00:50:08 3 15.68 0.00 1.16 0.14 0.06 82.96 00:50:08 4 15.41 0.00 1.33 0.11 0.05 83.09 00:50:08 5 16.33 0.00 1.33 0.24 0.05 82.06 00:50:08 6 17.07 0.00 1.61 0.53 0.05 80.74 00:50:08 7 15.84 0.00 1.83 0.40 0.06 81.88 Average: all 24.56 0.00 1.37 0.14 0.06 73.87 Average: 0 22.25 0.00 1.20 0.16 0.06 76.33 Average: 1 26.54 0.00 1.19 0.12 0.06 72.09 Average: 2 22.46 0.00 1.33 0.06 0.06 76.09 Average: 3 24.53 0.00 1.42 0.08 0.06 73.91 Average: 4 24.11 0.00 1.28 0.06 0.06 74.49 Average: 5 27.03 0.00 1.36 0.12 0.06 71.43 Average: 6 24.14 0.00 1.45 0.30 0.05 74.06 Average: 7 25.45 0.00 1.74 0.22 0.06 72.53