---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12669 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 766 5198 4 2274 7175 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7b:8e:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 3825sec preferred_lft 3825sec inet6 fe80::f816:3eff:fe7b:8ee8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12669) 05/12/26 _x86_64_ (2 CPU) 00:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:31 1.78 0.01 1.75 0.01 0.80 20.57 0.23 00:20:01 1.84 0.11 1.69 0.03 3.22 23.65 957.04 00:30:32 1.86 0.00 1.84 0.01 0.00 20.43 0.37 00:40:01 14.44 1.85 11.66 0.93 122.71 2000.79 639.47 00:50:01 10.90 1.25 8.30 1.35 109.71 1281.96 318.33 01:00:28 1.78 0.00 1.74 0.03 0.00 21.31 1.48 01:10:33 1.53 0.00 1.52 0.02 0.00 18.64 1.08 01:20:01 1.53 0.00 1.52 0.01 0.00 18.67 0.38 01:30:34 1.83 0.00 1.82 0.02 0.00 23.23 0.22 01:40:08 1.51 0.00 1.51 0.00 0.00 18.12 0.00 01:50:01 1.47 0.00 1.47 0.00 0.00 18.70 0.00 02:00:34 1.81 0.00 1.80 0.02 0.00 21.43 0.21 Average: 3.47 0.26 3.01 0.20 19.13 281.64 152.75 00:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:31 6122788 7518524 290388 3.57 53956 1537752 743540 8.10 480484 1308516 192 00:20:01 6151644 7509308 299508 3.68 54096 1499460 741420 8.08 478984 1270152 164 00:30:32 6151492 7509628 299048 3.68 54228 1499788 741420 8.08 479152 1270612 132 00:40:01 5500520 7429536 344868 4.24 89324 2006272 797244 8.68 558084 1795940 41672 00:50:01 5206824 7402348 358748 4.41 103460 2247256 835648 9.10 601476 2022196 280 01:00:28 5195548 7392072 368808 4.53 103552 2248184 836736 9.11 602748 2023072 452 01:10:33 5195548 7392852 368104 4.53 103652 2248848 836736 9.11 602768 2023852 212 01:20:01 5195324 7393464 367484 4.52 103736 2249600 836736 9.11 602908 2024688 276 01:30:34 5188280 7387628 373184 4.59 103848 2250724 845096 9.20 602952 2025888 208 01:40:08 5186516 7386580 374264 4.60 103936 2251316 845128 9.21 603028 2026604 208 01:50:01 5184248 7385368 375444 4.62 104032 2252276 845192 9.21 603312 2027660 184 02:00:34 5183560 7385468 375292 4.61 104160 2252992 845256 9.21 603204 2028472 204 Average: 5455191 7424398 349595 4.30 90165 2045372 812513 8.85 568258 1820638 3682 00:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:31 ens3 0.29 0.10 0.09 0.05 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:32 ens3 0.50 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 00:40:01 ens3 39.79 26.36 277.64 6.59 0.00 0.00 0.00 0.00 00:50:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 32.11 21.86 40.11 5.96 0.00 0.00 0.00 0.00 01:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:28 ens3 1.84 1.11 0.26 0.12 0.00 0.00 0.00 0.00 01:10:33 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:33 ens3 0.55 0.10 0.09 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 2.42 1.43 1.01 0.18 0.00 0.00 0.00 0.00 01:30:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:34 ens3 2.09 1.80 0.39 0.36 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.48 0.17 0.10 0.54 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 1.98 1.82 0.38 0.19 0.00 0.00 0.00 0.00 02:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:34 ens3 0.30 0.11 0.07 0.04 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.70 4.47 25.45 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12669) 05/12/26 _x86_64_ (2 CPU) 00:00:18 CPU %user %nice %system %iowait %steal %idle 00:10:31 all 0.26 0.00 0.10 0.01 0.02 99.61 00:10:31 0 0.34 0.00 0.10 0.01 0.02 99.53 00:10:31 1 0.18 0.00 0.11 0.01 0.02 99.68 00:20:01 all 0.65 0.00 0.23 0.01 0.02 99.09 00:20:01 0 0.83 0.00 0.24 0.01 0.01 98.91 00:20:01 1 0.48 0.00 0.22 0.01 0.02 99.27 00:30:32 all 0.28 0.00 0.16 0.01 0.02 99.54 00:30:32 0 0.28 0.00 0.16 0.01 0.02 99.53 00:30:32 1 0.27 0.00 0.16 0.00 0.02 99.54 00:40:01 all 5.89 0.00 0.95 0.46 0.11 92.59 00:40:01 0 4.53 0.00 0.84 0.59 0.16 93.88 00:40:01 1 7.26 0.00 1.06 0.32 0.07 91.29 00:50:01 all 5.76 0.00 0.94 0.18 0.05 93.07 00:50:01 0 3.96 0.00 0.76 0.11 0.05 95.12 00:50:01 1 7.56 0.00 1.11 0.25 0.05 91.02 01:00:28 all 0.53 0.00 0.23 0.01 0.05 99.18 01:00:28 0 0.57 0.00 0.24 0.01 0.06 99.13 01:00:28 1 0.50 0.00 0.22 0.01 0.04 99.23 01:10:33 all 0.49 0.00 0.14 0.01 0.05 99.30 01:10:33 0 0.57 0.00 0.10 0.01 0.04 99.27 01:10:33 1 0.41 0.00 0.18 0.01 0.07 99.34 01:20:01 all 0.49 0.00 0.15 0.03 0.05 99.28 01:20:01 0 0.47 0.00 0.18 0.00 0.06 99.30 01:20:01 1 0.52 0.00 0.13 0.06 0.04 99.26 01:30:34 all 0.73 0.00 0.28 0.03 0.03 98.94 01:30:34 0 0.53 0.00 0.27 0.03 0.03 99.14 01:30:34 1 0.93 0.00 0.29 0.03 0.03 98.73 01:40:08 all 0.53 0.00 0.16 0.02 0.08 99.21 01:40:08 0 0.46 0.00 0.18 0.02 0.03 99.32 01:40:08 1 0.61 0.00 0.15 0.02 0.12 99.11 01:50:01 all 0.63 0.00 0.17 0.06 0.60 98.54 01:50:01 0 0.70 0.00 0.20 0.00 0.68 98.42 01:50:01 1 0.56 0.00 0.14 0.12 0.52 98.66 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:34 all 0.55 0.00 0.26 0.01 0.04 99.15 02:00:34 0 0.51 0.00 0.27 0.01 0.04 99.17 02:00:34 1 0.58 0.00 0.25 0.01 0.03 99.12 Average: all 1.37 0.00 0.31 0.07 0.09 98.16 Average: 0 1.12 0.00 0.29 0.06 0.10 98.42 Average: 1 1.62 0.00 0.33 0.07 0.08 97.89