---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38535 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 737 5214 4 2283 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:a5:65:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82054sec preferred_lft 82054sec inet6 fe80::f816:3eff:fea5:6502/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38535) 07/25/26 _x86_64_ (2 CPU) 01:46:39 LINUX RESTART (2 CPU) 01:50:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.74 0.03 1.70 0.02 2.37 20.15 451.10 02:10:21 1.49 0.03 1.46 0.00 2.13 17.06 0.15 02:20:21 1.39 0.00 1.38 0.00 0.01 15.92 0.12 02:30:01 1.55 0.00 1.54 0.01 0.00 18.11 450.62 02:40:21 1.44 0.00 1.43 0.01 0.00 17.66 210.82 02:50:18 1.97 0.54 1.42 0.01 21.38 95.41 0.19 Average: 1.59 0.10 1.49 0.01 4.30 30.65 181.78 01:50:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6265096 7539224 280756 3.45 30744 1448676 529756 5.77 453372 1201120 180 02:10:21 6267996 7543292 276724 3.40 30932 1449648 529780 5.77 454024 1201720 236 02:20:21 6272908 7548716 271292 3.34 31116 1449972 529848 5.77 454060 1202228 124 02:30:01 6254324 7530636 289236 3.56 31268 1450300 529980 5.77 455468 1202708 156 02:40:21 6261508 7538512 281436 3.46 31492 1450760 530108 5.77 455788 1203264 240 02:50:18 6163636 7487128 329664 4.05 35768 1490292 553600 6.03 502208 1245276 10992 Average: 6247578 7531251 288185 3.54 31887 1456608 533845 5.81 462487 1209386 1988 01:50:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.95 0.06 0.11 0.03 0.00 0.00 0.00 0.00 02:10:21 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 0.37 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:21 ens3 0.39 0.02 3.30 0.01 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 0.36 0.05 0.10 0.03 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 0.37 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:50:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:18 ens3 19.87 10.03 50.91 4.55 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 3.70 1.71 9.06 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38535) 07/25/26 _x86_64_ (2 CPU) 01:46:39 LINUX RESTART (2 CPU) 01:50:21 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.28 0.00 0.17 0.01 0.04 99.50 02:00:01 0 0.47 0.00 0.16 0.01 0.03 99.33 02:00:01 1 0.08 0.00 0.18 0.01 0.05 99.67 02:10:21 all 0.28 0.00 0.08 0.01 0.04 99.58 02:10:21 0 0.22 0.00 0.08 0.01 0.04 99.65 02:10:21 1 0.35 0.00 0.08 0.02 0.04 99.51 02:20:21 all 0.26 0.00 0.06 0.01 0.04 99.62 02:20:21 0 0.47 0.00 0.05 0.02 0.03 99.44 02:20:21 1 0.05 0.00 0.08 0.01 0.06 99.81 02:30:01 all 0.30 0.00 0.16 0.01 0.04 99.49 02:30:01 0 0.27 0.00 0.14 0.01 0.03 99.55 02:30:01 1 0.34 0.00 0.18 0.01 0.05 99.44 02:40:21 all 0.24 0.00 0.08 0.01 0.03 99.64 02:40:21 0 0.06 0.00 0.09 0.01 0.04 99.80 02:40:21 1 0.41 0.00 0.07 0.02 0.03 99.47 02:50:18 all 0.82 0.00 0.18 0.02 0.03 98.95 02:50:18 0 0.63 0.00 0.25 0.02 0.03 99.07 02:50:18 1 1.02 0.00 0.12 0.01 0.03 98.82 Average: all 0.36 0.00 0.12 0.01 0.04 99.47 Average: 0 0.35 0.00 0.13 0.01 0.03 99.48 Average: 1 0.38 0.00 0.12 0.01 0.04 99.45