---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26610 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 8.0G 30G 22% / 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 774 5035 4 2432 7167 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:9e:48:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5604sec preferred_lft 5604sec inet6 fe80::f816:3eff:fe9e:48d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26610) 06/12/26 _x86_64_ (2 CPU) 00:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.85 0.01 1.82 0.01 0.81 21.16 431.89 00:20:12 1.96 0.11 1.82 0.03 3.06 24.80 726.47 00:30:13 1.83 0.00 1.81 0.02 0.00 19.52 433.37 00:40:14 25.61 2.99 20.35 2.26 224.70 3453.70 695.86 00:50:14 1.61 0.00 1.60 0.02 0.00 26.48 1.11 01:00:15 1.92 0.00 1.89 0.03 0.00 26.25 1.73 01:10:15 1.60 0.00 1.58 0.02 0.00 133.74 397.33 01:20:15 1.58 0.00 1.57 0.01 0.00 35.04 0.44 01:30:16 1.75 0.00 1.73 0.02 0.00 25.05 0.71 Average: 4.42 0.35 3.80 0.27 25.44 419.12 298.72 00:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 6121452 7516600 292168 3.59 54132 1536944 602996 6.57 479616 1308788 324 00:20:12 6154464 7511580 297120 3.65 54300 1498692 601424 6.55 478320 1270484 300 00:30:13 6160056 7517776 290888 3.58 54436 1499144 601488 6.55 478392 1270948 204 00:40:14 5107964 7389912 366560 4.51 105196 2328044 701216 7.64 609564 2105628 1776 00:50:14 5042788 7326560 429908 5.29 105284 2329816 727724 7.93 628020 2107488 212 01:00:15 5057872 7343592 412804 5.08 105392 2331656 730192 7.95 630428 2109436 172 01:10:15 4999720 7320568 435780 5.36 105532 2366620 733384 7.99 632232 2144508 256 01:20:15 5006888 7333416 422872 5.20 105612 2372124 722272 7.87 621720 2150112 356 01:30:16 4983960 7312544 443692 5.46 105704 2374056 754524 8.22 653824 2152152 252 Average: 5403907 7396950 376866 4.63 88399 2070788 686136 7.47 579124 1846616 428 00:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:13 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 00:20:12 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:12 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.53 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:14 ens3 66.26 48.23 319.37 12.31 0.00 0.00 0.00 0.00 00:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 20.92 17.63 223.67 1.50 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 8.97 8.38 61.26 0.91 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 14.44 13.15 156.92 1.32 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 17.98 17.24 142.04 2.39 0.00 0.00 0.00 0.00 01:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:16 ens3 13.74 13.41 139.99 1.18 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.92 13.15 116.00 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26610) 06/12/26 _x86_64_ (2 CPU) 00:00:13 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.22 0.00 0.10 0.01 0.01 99.66 00:10:13 0 0.38 0.00 0.09 0.00 0.01 99.51 00:10:13 1 0.06 0.00 0.12 0.02 0.01 99.80 00:20:12 all 0.68 0.00 0.23 0.01 0.01 99.07 00:20:12 0 0.58 0.00 0.25 0.01 0.02 99.14 00:20:12 1 0.78 0.00 0.20 0.01 0.01 98.99 00:30:13 all 0.29 0.00 0.17 0.01 0.01 99.52 00:30:13 0 0.31 0.00 0.17 0.01 0.01 99.50 00:30:13 1 0.28 0.00 0.17 0.01 0.01 99.53 00:40:14 all 12.22 0.00 1.78 0.55 0.04 85.42 00:40:14 0 9.71 0.00 1.51 0.27 0.03 88.47 00:40:14 1 14.72 0.00 2.05 0.83 0.05 82.36 00:50:14 all 0.92 0.00 0.27 0.01 0.03 98.78 00:50:14 0 1.30 0.00 0.37 0.01 0.03 98.29 00:50:14 1 0.53 0.00 0.17 0.01 0.02 99.26 01:00:15 all 3.65 0.00 0.55 0.01 0.04 95.75 01:00:15 0 1.01 0.00 0.24 0.01 0.03 98.72 01:00:15 1 6.35 0.00 0.87 0.01 0.05 92.71 01:10:15 all 4.79 0.00 0.60 0.02 0.05 94.55 01:10:15 0 1.40 0.00 0.28 0.01 0.04 98.27 01:10:15 1 8.27 0.00 0.92 0.02 0.06 90.73 01:20:15 all 2.01 0.00 0.34 0.01 0.03 97.61 01:20:15 0 2.32 0.00 0.42 0.01 0.03 97.23 01:20:15 1 1.70 0.00 0.26 0.01 0.02 98.00 01:30:16 all 0.96 0.00 0.32 0.01 0.03 98.69 01:30:16 0 1.12 0.00 0.22 0.00 0.02 98.64 01:30:16 1 0.79 0.00 0.42 0.02 0.03 98.75 Average: all 2.86 0.00 0.48 0.07 0.03 96.56 Average: 0 2.02 0.00 0.39 0.04 0.02 97.53 Average: 1 3.70 0.00 0.57 0.11 0.03 95.59