---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38306 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 778 5173 4 2283 7163 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:30:f9:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82032sec preferred_lft 82032sec inet6 fe80::f816:3eff:fe30:f987/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38306) 07/24/26 _x86_64_ (2 CPU) 05:16:43 LINUX RESTART (2 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:07 1.40 0.02 1.35 0.02 1.23 17.16 431.82 05:40:07 1.79 0.26 1.51 0.01 32.08 75.79 0.36 05:50:01 1.11 0.00 1.11 0.00 0.00 13.51 0.00 06:00:07 1.46 0.00 1.45 0.02 0.00 17.70 0.33 06:10:07 1.19 0.00 1.19 0.00 0.00 14.32 0.00 06:20:01 13.92 0.00 1.24 12.68 0.15 14.91 110243.79 Average: 3.46 0.05 1.31 2.10 5.58 25.57 18255.66 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:07 6305500 7552780 268228 3.30 30560 1422400 519936 5.66 437860 1183364 192 05:40:07 6263140 7538024 282580 3.47 30916 1449296 520024 5.66 448152 1201540 168 05:50:01 6262888 7538216 282352 3.47 31060 1449620 520156 5.67 448352 1201980 196 06:00:07 6264256 7540140 280408 3.45 31232 1449952 520148 5.67 448376 1202512 192 06:10:07 6264256 7540640 279904 3.44 31396 1450280 520148 5.67 448388 1203004 168 06:20:01 6264256 7541308 279200 3.43 31556 1450780 522468 5.69 456012 1203508 272 Average: 6270716 7541851 278779 3.43 31120 1445388 520480 5.67 447857 1199318 198 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:07 ens3 4.59 0.09 0.38 0.04 0.00 0.00 0.00 0.00 05:40:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:40:07 ens3 3.94 0.24 3.40 0.05 0.00 0.00 0.00 0.00 05:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:01 ens3 0.22 0.02 0.03 0.01 0.00 0.00 0.00 0.00 06:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:07 ens3 0.33 0.06 0.09 0.03 0.00 0.00 0.00 0.00 06:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:07 ens3 0.16 0.02 0.03 0.01 0.00 0.00 0.00 0.00 06:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:01 ens3 0.28 0.05 0.07 0.04 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 1.59 0.08 0.67 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38306) 07/24/26 _x86_64_ (2 CPU) 05:16:43 LINUX RESTART (2 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:07 all 0.29 0.00 0.18 0.03 0.02 99.47 05:30:07 0 0.29 0.00 0.17 0.01 0.02 99.50 05:30:07 1 0.29 0.00 0.19 0.05 0.02 99.45 05:40:07 all 0.43 0.00 0.11 0.04 0.02 99.41 05:40:07 0 0.36 0.00 0.13 0.05 0.02 99.44 05:40:07 1 0.50 0.00 0.09 0.03 0.02 99.37 05:50:01 all 0.26 0.00 0.08 0.04 0.02 99.61 05:50:01 0 0.06 0.00 0.09 0.05 0.02 99.78 05:50:01 1 0.47 0.00 0.06 0.02 0.02 99.44 06:00:07 all 0.28 0.00 0.17 0.01 0.02 99.52 06:00:07 0 0.29 0.00 0.18 0.01 0.02 99.50 06:00:07 1 0.27 0.00 0.16 0.01 0.02 99.53 06:10:07 all 0.24 0.00 0.09 0.03 0.02 99.62 06:10:07 0 0.29 0.00 0.09 0.02 0.02 99.58 06:10:07 1 0.19 0.00 0.09 0.04 0.02 99.66 06:20:01 all 0.28 0.00 0.10 0.03 0.02 99.57 06:20:01 0 0.08 0.00 0.12 0.05 0.02 99.73 06:20:01 1 0.49 0.00 0.07 0.02 0.02 99.41 Average: all 0.30 0.00 0.12 0.03 0.02 99.53 Average: 0 0.23 0.00 0.13 0.03 0.02 99.59 Average: 1 0.37 0.00 0.11 0.03 0.02 99.48