---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66680 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 831 5100 4 2299 7110 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:72:4b:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83095sec preferred_lft 83095sec inet6 fe80::f816:3eff:fe72:4b1e/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-66680) 04/05/26 _x86_64_ (2 CPU) 03:22:35 LINUX RESTART (2 CPU) 03:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:09 2.19 0.33 1.83 0.03 40.02 171.47 1.13 03:50:01 1.26 0.00 1.26 0.00 0.00 102.46 0.00 04:00:01 1.54 0.00 1.52 0.02 0.20 29.10 0.23 04:10:09 1.37 0.00 1.37 0.00 0.00 23.33 0.00 Average: 1.60 0.08 1.50 0.01 10.16 81.64 0.34 03:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:09 5238652 7372548 399176 4.91 84180 2214080 702384 7.65 632292 1972316 148 03:50:01 5210936 7371608 399720 4.92 84328 2240344 707672 7.71 638348 1998720 332 04:00:01 5200080 7364384 406780 5.00 84492 2243740 683584 7.45 638804 2002288 236 04:10:09 5198824 7365616 405548 4.99 84624 2246068 683584 7.45 638748 2004748 124 Average: 5212123 7368539 402806 4.95 84406 2236058 694306 7.56 637048 1994518 210 03:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:40:09 ens3 32.87 31.49 18.93 2.51 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 14.45 13.94 15.82 1.13 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 11.42 11.10 2.62 0.94 0.00 0.00 0.00 0.00 04:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:09 ens3 24.40 24.20 4.54 1.66 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 20.86 20.25 10.47 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66680) 04/05/26 _x86_64_ (2 CPU) 03:22:35 LINUX RESTART (2 CPU) 03:30:01 CPU %user %nice %system %iowait %steal %idle 03:40:09 all 4.65 0.00 0.76 0.10 0.05 94.44 03:40:09 0 6.08 0.00 0.91 0.09 0.05 92.86 03:40:09 1 3.21 0.00 0.61 0.11 0.05 96.03 03:50:01 all 3.98 0.00 0.60 0.02 0.07 95.32 03:50:01 0 6.63 0.00 0.84 0.03 0.09 92.41 03:50:01 1 1.34 0.00 0.36 0.02 0.06 98.23 04:00:01 all 1.81 0.00 0.40 0.02 0.07 97.70 04:00:01 0 1.43 0.00 0.39 0.03 0.06 98.10 04:00:01 1 2.19 0.00 0.42 0.01 0.09 97.29 04:10:09 all 1.51 0.00 0.31 0.02 0.07 98.10 04:10:09 0 1.32 0.00 0.31 0.02 0.06 98.30 04:10:09 1 1.70 0.00 0.31 0.03 0.07 97.89 Average: all 2.98 0.00 0.52 0.04 0.07 96.39 Average: 0 3.85 0.00 0.61 0.04 0.06 95.43 Average: 1 2.11 0.00 0.42 0.04 0.07 97.36