---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11233 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 772 5270 4 2187 7169 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:01:96:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82224sec preferred_lft 82224sec inet6 fe80::f816:3eff:fe01:962d/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-11233) 05/06/26 _x86_64_ (2 CPU) 01:58:41 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:17 13.91 0.03 1.68 12.20 1.35 20.23 106310.55 02:20:01 1.38 0.01 1.36 0.01 0.07 16.11 0.74 02:30:01 1.95 0.26 1.65 0.04 32.02 75.74 444.74 02:40:17 1.34 0.00 1.34 0.00 0.00 15.90 0.00 02:50:01 1.30 0.00 1.30 0.00 0.00 15.45 0.00 03:00:07 2.01 0.40 1.60 0.01 15.65 50.31 430.97 Average: 3.70 0.12 1.49 2.10 8.20 32.35 18313.34 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:17 6299592 7546328 274124 3.37 30572 1421816 531408 5.79 442632 1183148 132 02:20:01 6299088 7546384 274088 3.37 30792 1422148 531416 5.79 442692 1183700 248 02:30:01 6275428 7549748 270224 3.32 31192 1448384 531328 5.79 451724 1201260 128 02:40:17 6274184 7549000 270972 3.33 31360 1448712 531348 5.79 453248 1201756 132 02:50:01 6280380 7555704 264260 3.25 31536 1449036 531412 5.79 453344 1202256 300 03:00:07 6231684 7522224 297404 3.66 31856 1463860 546912 5.96 483008 1215748 216 Average: 6276726 7544898 275179 3.38 31218 1442326 533971 5.82 454441 1197978 193 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:17 ens3 1.36 0.05 0.14 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.36 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.49 0.22 6.91 0.03 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.31 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.24 0.08 0.07 0.04 0.00 0.00 0.00 0.00 03:00:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:07 ens3 10.90 5.26 20.02 3.02 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 2.46 0.96 4.57 0.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11233) 05/06/26 _x86_64_ (2 CPU) 01:58:41 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:17 all 0.26 0.00 0.09 0.03 0.03 99.59 02:10:17 0 0.12 0.00 0.07 0.01 0.03 99.77 02:10:17 1 0.40 0.00 0.10 0.06 0.03 99.41 02:20:01 all 0.27 0.00 0.07 0.08 0.02 99.56 02:20:01 0 0.22 0.00 0.08 0.05 0.02 99.63 02:20:01 1 0.32 0.00 0.07 0.11 0.02 99.48 02:30:01 all 0.35 0.00 0.19 0.03 0.02 99.41 02:30:01 0 0.24 0.00 0.21 0.03 0.03 99.50 02:30:01 1 0.46 0.00 0.18 0.02 0.02 99.32 02:40:17 all 0.29 0.00 0.09 0.05 0.02 99.56 02:40:17 0 0.33 0.00 0.08 0.03 0.02 99.54 02:40:17 1 0.24 0.00 0.10 0.06 0.02 99.58 02:50:01 all 0.28 0.00 0.08 0.01 0.02 99.61 02:50:01 0 0.09 0.00 0.09 0.02 0.02 99.77 02:50:01 1 0.47 0.00 0.07 0.00 0.02 99.45 03:00:07 all 0.55 0.00 0.19 0.02 0.02 99.22 03:00:07 0 0.37 0.00 0.21 0.02 0.02 99.38 03:00:07 1 0.73 0.00 0.18 0.02 0.02 99.05 Average: all 0.33 0.00 0.12 0.04 0.02 99.49 Average: 0 0.23 0.00 0.12 0.03 0.02 99.60 Average: 1 0.44 0.00 0.11 0.04 0.02 99.38