---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26380 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 799 4988 4 2455 7142 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:66:b7:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6848sec preferred_lft 6848sec inet6 fe80::f816:3eff:fe66:b71c/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-26380) 06/11/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.83 0.02 1.80 0.02 0.82 21.22 0.22 00:20:01 2.06 0.11 1.92 0.04 3.05 26.70 139.96 00:30:09 1.88 0.00 1.86 0.02 0.00 21.24 0.25 00:40:01 25.55 3.03 20.21 2.31 228.59 3504.73 503.05 00:50:01 1.67 0.00 1.67 0.00 0.00 59.61 0.03 01:00:09 1.87 0.00 1.85 0.02 0.00 102.47 0.38 Average: 5.76 0.52 4.84 0.40 38.23 615.04 106.19 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6120948 7522212 286536 3.52 54508 1542628 533264 5.81 468812 1313656 240 00:20:01 6140252 7503152 305472 3.76 54672 1504028 531480 5.79 467528 1275004 264 00:30:09 6146620 7510040 298580 3.67 54820 1504392 531552 5.79 467544 1275516 324 00:40:01 5116184 7403052 353452 4.35 105236 2332888 641964 6.99 599028 2109160 1572 00:50:01 5096280 7394504 362076 4.45 105344 2344200 665388 7.25 605748 2120584 368 01:00:09 5067224 7390236 366308 4.50 105460 2368812 661088 7.20 609384 2145328 584 Average: 5614585 7453866 328737 4.04 80007 1932825 594123 6.47 536341 1706541 559 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.22 0.06 0.07 0.03 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 0.16 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.52 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 65.83 46.33 324.12 12.38 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 35.89 29.85 7.52 3.86 0.00 0.00 0.00 0.00 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 43.93 42.59 10.07 6.13 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.38 19.83 56.30 3.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26380) 06/11/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.10 0.01 0.02 99.60 00:10:01 0 0.24 0.00 0.10 0.01 0.02 99.64 00:10:01 1 0.31 0.00 0.10 0.01 0.02 99.56 00:20:01 all 0.67 0.00 0.22 0.01 0.02 99.08 00:20:01 0 0.61 0.00 0.21 0.00 0.02 99.16 00:20:01 1 0.74 0.00 0.22 0.02 0.02 99.00 00:30:09 all 0.23 0.00 0.17 0.01 0.01 99.58 00:30:09 0 0.29 0.00 0.17 0.00 0.02 99.52 00:30:09 1 0.17 0.00 0.16 0.01 0.01 99.64 00:40:01 all 12.29 0.00 1.71 0.44 0.04 85.51 00:40:01 0 9.27 0.00 1.47 0.36 0.04 88.86 00:40:01 1 15.31 0.00 1.95 0.53 0.05 82.17 00:50:01 all 5.97 0.00 0.50 0.01 0.06 93.46 00:50:01 0 5.78 0.00 0.49 0.01 0.05 93.68 00:50:01 1 6.17 0.00 0.52 0.01 0.06 93.24 01:00:09 all 8.45 0.00 0.66 0.01 0.05 90.82 01:00:09 0 9.31 0.00 0.70 0.01 0.05 89.92 01:00:09 1 7.59 0.00 0.63 0.01 0.05 91.72 Average: all 4.63 0.00 0.56 0.08 0.03 94.69 Average: 0 4.24 0.00 0.52 0.07 0.03 95.14 Average: 1 5.03 0.00 0.59 0.10 0.03 94.25