---> uname -a: Linux prd-queue-disttest-2c-1g-36001 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 712 5435 4 2080 7229 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:0c:eb:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82571sec preferred_lft 82571sec inet6 fe80::f816:3eff:fe0c:ebab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-36001) 08/12/26 _x86_64_ (2 CPU) 00:31:57 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 1.14 0.01 1.11 0.02 0.05 14.44 1.57 01:00:03 2.74 0.00 2.42 0.32 0.00 143.69 89.23 01:10:03 7.81 0.37 6.07 1.37 32.05 435.97 1893.85 01:20:03 2.26 0.72 1.53 0.01 95.21 75.63 56.17 01:30:03 1.47 0.00 1.45 0.02 0.00 18.12 0.23 Average: 3.08 0.22 2.52 0.35 25.46 137.57 408.21 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 5713876 7517028 269476 3.31 63724 1915712 519100 5.65 449096 1697364 220 01:00:03 5700116 7512240 273832 3.37 64932 1923232 520344 5.67 450368 1706096 184 01:10:03 5717812 7528916 254608 3.13 71192 1913732 521768 5.68 457384 1697336 224 01:20:03 5663060 7503852 279172 3.43 71604 1942668 521768 5.68 468512 1715928 232 01:30:03 5662368 7503656 279348 3.43 71748 1942996 521896 5.68 468396 1716400 224 Average: 5691446 7513138 271287 3.34 68640 1927668 520975 5.67 458751 1706625 217 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 2.90 0.21 0.50 0.16 0.00 0.00 0.00 0.00 01:00:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 1.75 0.64 0.76 0.37 0.00 0.00 0.00 0.00 01:10:03 lo 1.15 1.15 0.07 0.07 0.00 0.00 0.00 0.00 01:10:03 ens3 11.44 6.69 34.45 1.94 0.00 0.00 0.00 0.00 01:20:03 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 1.67 0.36 3.39 0.09 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.71 0.10 2.84 0.06 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.70 1.60 8.39 0.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-36001) 08/12/26 _x86_64_ (2 CPU) 00:31:57 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 0.26 0.00 0.08 0.01 0.03 99.62 00:50:03 0 0.43 0.00 0.05 0.01 0.02 99.49 00:50:03 1 0.09 0.00 0.11 0.00 0.04 99.75 01:00:03 all 1.07 0.00 0.24 0.04 0.03 98.61 01:00:03 0 0.78 0.00 0.23 0.02 0.04 98.92 01:00:03 1 1.36 0.00 0.26 0.06 0.03 98.29 01:10:03 all 4.81 0.00 0.61 0.29 0.04 94.25 01:10:03 0 3.66 0.00 0.49 0.10 0.04 95.71 01:10:03 1 5.96 0.00 0.72 0.47 0.05 92.80 01:20:03 all 0.42 0.00 0.12 0.03 0.03 99.40 01:20:03 0 0.53 0.00 0.12 0.01 0.03 99.32 01:20:03 1 0.31 0.00 0.12 0.04 0.03 99.49 01:30:03 all 0.27 0.00 0.16 0.01 0.03 99.52 01:30:03 0 0.27 0.00 0.16 0.00 0.03 99.53 01:30:03 1 0.27 0.00 0.16 0.01 0.04 99.52 Average: all 1.37 0.00 0.24 0.07 0.04 98.28 Average: 0 1.13 0.00 0.21 0.03 0.03 98.59 Average: 1 1.60 0.00 0.27 0.12 0.04 97.97