---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6463 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 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 776 5097 4 2365 7165 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:5e:c9:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71085sec preferred_lft 71085sec inet6 fe80::f816:3eff:fe5e:c974/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6463) 04/23/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.79 0.01 1.76 0.01 0.81 20.54 0.24 00:20:08 1.69 0.11 1.55 0.03 3.05 22.31 541.12 00:30:08 1.84 0.00 1.82 0.02 0.00 20.24 8.31 00:40:06 22.70 3.02 17.47 2.21 226.98 3131.83 907.22 00:50:08 2.05 0.00 2.03 0.02 0.00 61.38 1.17 01:00:08 1.79 0.00 1.75 0.04 0.35 104.48 1.67 Average: 5.29 0.52 4.38 0.39 38.35 557.71 242.52 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 6102032 7508220 300272 3.69 55412 1546624 551200 6.00 478712 1316244 368 00:20:08 6146384 7512568 295856 3.64 55540 1506424 548284 5.97 477376 1275840 200 00:30:08 6135900 7502556 305864 3.76 55676 1506764 548284 5.97 477276 1276300 328 00:40:06 5204824 7399676 361360 4.44 104432 2245716 647476 7.05 607168 2018872 940 00:50:08 5183492 7390160 370780 4.56 104576 2257392 670492 7.30 613736 2030712 520 01:00:08 5153828 7385896 374996 4.61 104720 2282628 666216 7.26 617352 2055956 720 Average: 5654410 7449846 334855 4.12 80059 1890925 605325 6.59 545270 1662321 513 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:08 ens3 0.20 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:08 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:08 ens3 0.15 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:08 ens3 0.49 0.14 0.17 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 60.51 44.09 300.81 12.08 0.00 0.00 0.00 0.00 00:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:08 ens3 36.75 29.86 7.74 3.91 0.00 0.00 0.00 0.00 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 43.83 42.61 10.09 6.18 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.62 19.45 52.92 3.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6463) 04/23/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.24 0.00 0.09 0.01 0.03 99.63 00:10:08 0 0.04 0.00 0.09 0.01 0.04 99.82 00:10:08 1 0.43 0.00 0.09 0.01 0.03 99.43 00:20:08 all 0.62 0.00 0.21 0.01 0.04 99.13 00:20:08 0 0.62 0.00 0.21 0.01 0.04 99.11 00:20:08 1 0.62 0.00 0.20 0.01 0.03 99.14 00:30:08 all 0.30 0.00 0.15 0.01 0.04 99.50 00:30:08 0 0.21 0.00 0.17 0.01 0.04 99.58 00:30:08 1 0.40 0.00 0.13 0.01 0.03 99.42 00:40:06 all 11.00 0.00 1.60 0.54 0.06 86.79 00:40:06 0 7.06 0.00 1.29 0.36 0.06 91.24 00:40:06 1 14.95 0.00 1.91 0.72 0.06 82.35 00:50:08 all 6.35 0.00 0.49 0.02 0.09 93.05 00:50:08 0 3.39 0.00 0.41 0.02 0.09 96.09 00:50:08 1 9.32 0.00 0.57 0.02 0.10 90.00 01:00:08 all 8.55 0.00 0.68 0.01 0.08 90.68 01:00:08 0 8.90 0.00 0.63 0.01 0.08 90.38 01:00:08 1 8.20 0.00 0.73 0.02 0.07 90.98 Average: all 4.50 0.00 0.53 0.10 0.06 94.81 Average: 0 3.36 0.00 0.47 0.07 0.06 96.04 Average: 1 5.64 0.00 0.60 0.13 0.05 93.57