---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12462 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 5281 4 2177 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:83:12:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82077sec preferred_lft 82077sec inet6 fe80::f816:3eff:fe83:124e/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-12462) 05/10/26 _x86_64_ (2 CPU) 01:44:28 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.65 0.01 1.64 0.01 0.05 19.48 653.91 02:10:01 1.30 0.00 1.30 0.00 0.00 15.20 0.12 02:20:01 14.44 0.26 1.64 12.54 31.13 74.53 109179.69 02:30:01 1.52 0.00 1.51 0.01 0.00 18.35 653.30 02:40:01 1.27 0.00 1.27 0.00 0.00 15.32 0.00 02:50:01 1.79 0.40 1.39 0.01 15.83 47.91 0.36 Average: 3.66 0.11 1.46 2.10 7.84 31.80 18414.56 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6286396 7532204 288604 3.55 30636 1421064 528824 5.76 440328 1183328 56 02:10:01 6286172 7532480 288260 3.54 30800 1421396 528960 5.76 440392 1183824 124 02:20:01 6231484 7504484 315716 3.88 31148 1447384 723368 7.88 454872 1201368 124 02:30:01 6232280 7505816 314236 3.86 31336 1447700 723368 7.88 454948 1201872 124 02:40:01 6248988 7523040 297004 3.65 31508 1448036 724372 7.89 455328 1202380 80 02:50:01 6205560 7494984 324756 3.99 31828 1462868 764440 8.33 506292 1215884 248 Average: 6248480 7515501 304763 3.75 31209 1441408 665555 7.25 458693 1198109 126 01:50:01 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 1.14 0.08 0.12 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.40 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.58 0.23 3.13 0.03 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 0.25 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.39 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 12.24 5.85 23.86 3.15 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 2.50 1.05 4.55 0.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12462) 05/10/26 _x86_64_ (2 CPU) 01:44:28 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.27 0.00 0.18 0.01 0.03 99.51 02:00:01 0 0.25 0.00 0.19 0.02 0.04 99.51 02:00:01 1 0.28 0.00 0.18 0.00 0.03 99.51 02:10:01 all 0.27 0.00 0.07 0.01 0.03 99.62 02:10:01 0 0.49 0.00 0.05 0.01 0.02 99.42 02:10:01 1 0.06 0.00 0.09 0.00 0.03 99.81 02:20:01 all 0.38 0.00 0.11 0.04 0.03 99.44 02:20:01 0 0.49 0.00 0.10 0.02 0.03 99.36 02:20:01 1 0.27 0.00 0.12 0.06 0.04 99.51 02:30:01 all 0.25 0.00 0.18 0.01 0.04 99.53 02:30:01 0 0.06 0.00 0.18 0.02 0.04 99.70 02:30:01 1 0.44 0.00 0.18 0.00 0.04 99.35 02:40:01 all 0.31 0.00 0.07 0.01 0.04 99.58 02:40:01 0 0.06 0.00 0.09 0.01 0.05 99.79 02:40:01 1 0.56 0.00 0.05 0.01 0.03 99.37 02:50:01 all 0.53 0.00 0.12 0.02 0.03 99.30 02:50:01 0 0.68 0.00 0.09 0.03 0.03 99.18 02:50:01 1 0.37 0.00 0.15 0.01 0.04 99.43 Average: all 0.33 0.00 0.12 0.02 0.03 99.50 Average: 0 0.34 0.00 0.11 0.02 0.03 99.49 Average: 1 0.33 0.00 0.13 0.01 0.03 99.50