---> uname -a: Linux prd-queue-disttest-2c-1g-8177 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 7.8G 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 715 5493 4 2016 7226 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:03:fd:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82634sec preferred_lft 82634sec inet6 fe80::f816:3eff:fe03:fde3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-8177) 04/26/26 _x86_64_ (2 CPU) 02:48:44 LINUX RESTART (2 CPU) 02:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:04 3.16 0.02 3.05 0.08 1.24 871.40 3.60 03:10:04 1.95 0.32 1.61 0.02 39.08 74.17 0.32 03:20:04 1.38 0.00 1.38 0.00 0.01 16.39 0.00 03:30:04 1.51 0.00 1.49 0.02 0.00 18.52 0.35 03:40:04 1.33 0.00 1.33 0.00 0.00 15.85 0.00 03:50:04 1.32 0.00 1.32 0.00 0.00 16.03 0.00 Average: 1.77 0.06 1.70 0.02 6.72 168.73 0.71 02:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:04 5756932 7479004 312156 3.84 61624 1840688 560476 6.10 473092 1619736 288 03:10:04 5717256 7468176 322464 3.97 61920 1868972 762916 8.31 490856 1637256 260 03:20:04 5734896 7486324 304260 3.74 62092 1869304 763060 8.31 491480 1637756 184 03:30:04 5733032 7485004 305508 3.76 62264 1869628 763152 8.31 493456 1638256 276 03:40:04 5731800 7484220 306288 3.77 62376 1869956 763216 8.31 494744 1638696 244 03:50:04 5733148 7486164 304328 3.74 62512 1870412 763216 8.31 495640 1639160 208 Average: 5734511 7481482 309167 3.80 62131 1864827 729339 7.94 489878 1635143 243 02:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:04 ens3 3.04 0.24 0.59 0.18 0.00 0.00 0.00 0.00 03:10:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:10:04 ens3 1.35 0.22 3.17 0.03 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 0.44 0.03 0.05 0.01 0.00 0.00 0.00 0.00 03:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:04 ens3 0.42 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 0.35 0.05 0.08 0.03 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 0.21 0.03 0.04 0.01 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 0.97 0.11 0.67 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-8177) 04/26/26 _x86_64_ (2 CPU) 02:48:44 LINUX RESTART (2 CPU) 02:50:04 CPU %user %nice %system %iowait %steal %idle 03:00:04 all 0.34 0.00 0.21 0.13 0.03 99.28 03:00:04 0 0.21 0.00 0.25 0.23 0.04 99.27 03:00:04 1 0.46 0.00 0.18 0.04 0.03 99.29 03:10:04 all 0.36 0.00 0.12 0.06 0.03 99.42 03:10:04 0 0.49 0.00 0.12 0.11 0.03 99.25 03:10:04 1 0.23 0.00 0.12 0.02 0.04 99.59 03:20:04 all 0.22 0.00 0.07 0.01 0.03 99.68 03:20:04 0 0.11 0.00 0.09 0.01 0.03 99.77 03:20:04 1 0.33 0.00 0.05 0.01 0.03 99.59 03:30:04 all 0.25 0.00 0.16 0.01 0.04 99.55 03:30:04 0 0.21 0.00 0.17 0.01 0.04 99.57 03:30:04 1 0.29 0.00 0.15 0.01 0.04 99.52 03:40:04 all 0.24 0.00 0.06 0.01 0.04 99.66 03:40:04 0 0.04 0.00 0.08 0.01 0.05 99.83 03:40:04 1 0.44 0.00 0.04 0.01 0.03 99.48 03:50:04 all 0.26 0.00 0.06 0.01 0.04 99.64 03:50:04 0 0.04 0.00 0.09 0.00 0.05 99.82 03:50:04 1 0.48 0.00 0.03 0.01 0.03 99.45 Average: all 0.28 0.00 0.11 0.04 0.03 99.54 Average: 0 0.18 0.00 0.13 0.06 0.04 99.59 Average: 1 0.37 0.00 0.10 0.02 0.03 99.49