---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66637 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 7.9G 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 737 5239 4 2253 7204 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:99:c8:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82387sec preferred_lft 82387sec inet6 fe80::f816:3eff:fe99:c8ea/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-66637) 04/05/26 _x86_64_ (2 CPU) 01:56:42 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:12 21.88 1.52 6.54 13.81 142.00 1009.12 105279.83 02:20:12 1.41 0.01 1.39 0.01 1.12 23.64 0.77 02:30:01 1.45 0.00 1.44 0.02 0.00 17.98 1.10 02:40:12 1.38 0.00 1.38 0.00 0.00 135.27 389.30 02:50:12 1.37 0.00 1.37 0.00 0.00 29.95 0.09 03:00:01 1.46 0.00 1.44 0.02 0.00 22.84 1.26 Average: 4.89 0.26 2.27 2.35 24.28 209.76 17928.23 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:12 5223704 7330344 441612 5.43 84320 2186828 876980 9.55 643700 1945676 132 02:20:12 5260688 7370124 401760 4.94 84484 2189456 656304 7.15 607720 1948156 232 02:30:01 5265252 7375200 396608 4.88 84632 2189804 656440 7.15 607676 1948652 276 02:40:12 5247532 7394108 377440 4.64 84800 2225964 645252 7.03 595060 1984980 136 02:50:12 5221964 7373212 398272 4.90 84924 2230452 648436 7.06 599104 1989464 132 03:00:01 5172300 7325712 445748 5.48 85084 2232416 680672 7.41 631500 1991588 536 Average: 5231907 7361450 410240 5.04 84707 2209153 694014 7.56 614127 1968086 241 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:12 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 02:10:12 ens3 44.23 36.36 253.80 6.39 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 10.83 10.17 61.65 1.23 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.64 0.06 0.07 0.02 0.00 0.00 0.00 0.00 02:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:12 ens3 14.93 14.06 154.40 1.58 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 16.05 15.52 141.72 1.63 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 15.95 15.55 170.96 1.35 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.23 15.39 131.15 2.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66637) 04/05/26 _x86_64_ (2 CPU) 01:56:42 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:12 all 3.75 0.00 0.76 0.26 0.07 95.16 02:10:12 0 5.44 0.00 0.94 0.28 0.08 93.25 02:10:12 1 2.05 0.00 0.58 0.25 0.06 97.06 02:20:12 all 1.75 0.00 0.26 0.01 0.08 97.90 02:20:12 0 2.17 0.00 0.32 0.01 0.11 97.39 02:20:12 1 1.33 0.00 0.21 0.01 0.06 98.41 02:30:01 all 8.02 0.00 0.78 0.01 0.08 91.11 02:30:01 0 10.61 0.00 0.98 0.01 0.07 88.32 02:30:01 1 5.53 0.00 0.58 0.01 0.09 93.80 02:40:12 all 3.85 0.00 0.45 0.01 0.07 95.62 02:40:12 0 4.94 0.00 0.63 0.01 0.08 94.34 02:40:12 1 2.78 0.00 0.27 0.01 0.06 96.88 02:50:12 all 1.62 0.00 0.31 0.01 0.07 98.00 02:50:12 0 0.94 0.00 0.24 0.01 0.06 98.75 02:50:12 1 2.29 0.00 0.38 0.01 0.07 97.25 03:00:01 all 0.98 0.00 0.33 0.01 0.06 98.62 03:00:01 0 0.94 0.00 0.35 0.01 0.07 98.63 03:00:01 1 1.01 0.00 0.32 0.00 0.06 98.61 Average: all 3.29 0.00 0.48 0.05 0.07 96.10 Average: 0 4.11 0.00 0.57 0.06 0.08 95.18 Average: 1 2.48 0.00 0.39 0.05 0.07 97.02