---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-17284 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 8.1G 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 770 5024 4 2446 7171 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:d2:36:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82374sec preferred_lft 82374sec inet6 fe80::f816:3eff:fed2:3694/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-17284) 05/21/26 _x86_64_ (2 CPU) 01:08:48 LINUX RESTART (2 CPU) 01:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:16 2.04 0.30 1.72 0.01 34.37 76.28 0.33 01:30:16 1.63 0.01 1.59 0.03 1.11 19.87 1.20 01:40:16 1.40 0.00 1.38 0.02 0.00 16.07 1.20 01:50:16 1.37 0.00 1.35 0.01 0.00 15.68 1.08 02:00:16 1.60 0.00 1.57 0.03 0.00 18.91 1.16 02:10:14 1.81 0.41 1.38 0.02 16.07 47.84 0.13 Average: 1.64 0.12 1.50 0.02 8.59 32.43 0.85 01:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:16 6269312 7542932 277012 3.41 30728 1448204 722580 7.87 454236 1200216 124 01:30:16 6268860 7543388 276588 3.40 30960 1448852 527804 5.75 449012 1200784 164 01:40:16 6268860 7543944 276024 3.39 31176 1449184 527804 5.75 449104 1201332 124 01:50:16 6276672 7552276 267684 3.29 31364 1449512 527804 5.75 449124 1201848 124 02:00:16 6278200 7554380 265548 3.27 31584 1449848 527804 5.75 449328 1202404 124 02:10:14 6238812 7530264 289312 3.56 31912 1464724 543128 5.92 480672 1215956 240 Average: 6266786 7544531 275361 3.39 31287 1451721 562821 6.13 455246 1203757 150 01:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 2.12 0.28 3.35 0.08 0.00 0.00 0.00 0.00 01:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:16 ens3 0.55 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:16 ens3 0.38 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:16 ens3 0.23 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 0.22 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 6.99 4.35 19.98 3.07 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 1.75 0.80 3.92 0.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-17284) 05/21/26 _x86_64_ (2 CPU) 01:08:48 LINUX RESTART (2 CPU) 01:10:16 CPU %user %nice %system %iowait %steal %idle 01:20:16 all 0.38 0.00 0.12 0.03 0.04 99.45 01:20:16 0 0.29 0.00 0.15 0.03 0.04 99.50 01:20:16 1 0.47 0.00 0.08 0.02 0.03 99.40 01:30:16 all 0.27 0.00 0.17 0.01 0.04 99.52 01:30:16 0 0.37 0.00 0.17 0.01 0.04 99.41 01:30:16 1 0.16 0.00 0.17 0.01 0.04 99.63 01:40:16 all 0.21 0.00 0.07 0.01 0.03 99.67 01:40:16 0 0.38 0.00 0.05 0.02 0.02 99.54 01:40:16 1 0.05 0.00 0.09 0.00 0.04 99.81 01:50:16 all 0.25 0.00 0.07 0.01 0.03 99.64 01:50:16 0 0.21 0.00 0.06 0.02 0.03 99.69 01:50:16 1 0.29 0.00 0.07 0.01 0.04 99.59 02:00:16 all 0.25 0.00 0.16 0.01 0.03 99.55 02:00:16 0 0.20 0.00 0.16 0.02 0.03 99.58 02:00:16 1 0.29 0.00 0.15 0.00 0.03 99.52 02:10:14 all 0.55 0.00 0.09 0.02 0.03 99.31 02:10:14 0 0.35 0.00 0.11 0.02 0.04 99.48 02:10:14 1 0.75 0.00 0.07 0.01 0.03 99.14 Average: all 0.32 0.00 0.11 0.01 0.03 99.52 Average: 0 0.30 0.00 0.12 0.02 0.03 99.53 Average: 1 0.34 0.00 0.11 0.01 0.04 99.51