---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25779 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: 5600.00 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 796 4995 4 2451 7145 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:a9:54:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50701sec preferred_lft 50701sec inet6 fe80::f816:3eff:fea9:548b/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-25779) 06/09/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.80 0.02 1.77 0.01 0.81 20.89 0.24 00:20:09 1.94 0.11 1.80 0.03 3.05 24.75 906.71 00:30:09 1.70 0.00 1.69 0.01 0.00 19.08 0.43 00:40:09 25.14 2.99 19.86 2.29 225.52 3452.82 887.32 00:50:09 1.68 0.00 1.66 0.02 0.00 57.57 1.17 01:00:09 1.79 0.00 1.76 0.03 0.00 102.32 124.30 Average: 5.67 0.52 4.75 0.40 38.23 612.90 320.03 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6117116 7516204 292640 3.60 53444 1541544 724148 7.89 472716 1312164 364 00:20:09 6135184 7496280 312408 3.84 53612 1503300 721504 7.86 471460 1273872 124 00:30:09 6150332 7511908 296744 3.65 53744 1503624 721504 7.86 471500 1274328 236 00:40:09 5093000 7376120 380448 4.68 104448 2330012 847820 9.23 625276 2106292 488 00:50:09 5072788 7367500 389140 4.78 104552 2341564 871016 9.49 631944 2117812 328 01:00:09 5033600 7353124 403432 4.96 104676 2366196 867340 9.45 635584 2142576 756 Average: 5600337 7436856 345802 4.25 79079 1931040 792222 8.63 551413 1704507 383 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.24 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 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 0.49 0.10 0.17 0.10 0.00 0.00 0.00 0.00 00:40:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 65.51 49.08 317.71 12.44 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 40.31 33.19 7.99 4.14 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 47.15 45.83 10.28 6.71 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 25.64 21.39 56.04 3.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25779) 06/09/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.23 0.00 0.10 0.02 0.03 99.62 00:10:09 0 0.40 0.00 0.09 0.01 0.02 99.48 00:10:09 1 0.05 0.00 0.11 0.04 0.04 99.76 00:20:09 all 0.66 0.00 0.20 0.02 0.03 99.09 00:20:09 0 0.47 0.00 0.19 0.01 0.04 99.28 00:20:09 1 0.84 0.00 0.22 0.03 0.03 98.89 00:30:09 all 0.25 0.00 0.16 0.01 0.03 99.55 00:30:09 0 0.19 0.00 0.16 0.01 0.03 99.61 00:30:09 1 0.31 0.00 0.16 0.01 0.03 99.49 00:40:09 all 11.85 0.00 1.68 0.54 0.06 85.87 00:40:09 0 10.46 0.00 1.63 0.55 0.06 87.30 00:40:09 1 13.24 0.00 1.73 0.53 0.06 84.45 00:50:09 all 6.73 0.00 0.47 0.01 0.08 92.71 00:50:09 0 5.62 0.00 0.42 0.01 0.10 93.85 00:50:09 1 7.82 0.00 0.51 0.02 0.07 91.58 01:00:09 all 8.55 0.00 0.65 0.02 0.08 90.70 01:00:09 0 11.22 0.00 0.72 0.02 0.08 87.96 01:00:09 1 5.88 0.00 0.59 0.02 0.09 93.43 Average: all 4.71 0.00 0.54 0.10 0.05 94.59 Average: 0 4.73 0.00 0.54 0.10 0.05 94.59 Average: 1 4.69 0.00 0.55 0.10 0.05 94.60