---> uname -a: Linux prd-queue-disttest-2c-1g-66662 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 703 5508 4 2014 7238 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:bf:67:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82125sec preferred_lft 82125sec inet6 fe80::f816:3eff:febf:6765/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-66662) 04/05/26 _x86_64_ (2 CPU) 03:14:19 LINUX RESTART (2 CPU) 03:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:30:00 1.50 0.01 1.47 0.02 0.05 18.51 0.49 03:40:00 1.37 0.00 1.37 0.00 0.00 16.27 0.00 03:50:00 1.32 0.00 1.32 0.01 0.00 15.31 0.48 04:00:00 1.49 0.00 1.46 0.03 0.00 18.48 1.57 04:10:00 1.93 0.32 1.58 0.03 39.03 72.97 1.40 04:20:00 14.39 0.01 1.48 12.90 1.20 17.76 107772.74 Average: 3.67 0.06 1.45 2.17 6.71 26.55 17962.78 03:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:00 5762784 7483188 307240 3.78 61820 1839080 527748 5.75 471036 1618228 152 03:40:00 5770372 7491284 299112 3.68 62000 1839408 528044 5.75 471356 1618736 124 03:50:00 5776532 7497936 292396 3.60 62164 1839736 528060 5.75 471380 1619228 124 04:00:00 5782896 7504804 285440 3.51 62352 1840060 528060 5.75 471308 1619728 148 04:10:00 5733472 7483980 305780 3.76 62668 1868020 725896 7.91 488392 1636952 148 04:20:00 5746904 7498400 291412 3.58 62828 1868832 528060 5.75 483012 1637456 124 Average: 5762160 7493265 296897 3.65 62305 1849189 560978 6.11 476081 1625055 137 03:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 3.32 0.14 0.51 0.12 0.00 0.00 0.00 0.00 03:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:00 ens3 0.86 0.06 0.11 0.04 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 1.19 0.04 3.53 0.01 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 0.40 0.06 0.08 0.03 0.00 0.00 0.00 0.00 04:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:10:00 ens3 1.02 0.18 3.08 0.03 0.00 0.00 0.00 0.00 04:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:00 ens3 0.65 0.03 0.07 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 1.24 0.08 1.23 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-66662) 04/05/26 _x86_64_ (2 CPU) 03:14:19 LINUX RESTART (2 CPU) 03:20:00 CPU %user %nice %system %iowait %steal %idle 03:30:00 all 0.27 0.00 0.18 0.02 0.04 99.49 03:30:00 0 0.25 0.00 0.19 0.02 0.03 99.51 03:30:00 1 0.29 0.00 0.18 0.02 0.04 99.47 03:40:00 all 0.23 0.00 0.08 0.02 0.03 99.64 03:40:00 0 0.35 0.00 0.07 0.02 0.03 99.53 03:40:00 1 0.11 0.00 0.08 0.03 0.03 99.75 03:50:00 all 0.20 0.00 0.07 0.01 0.03 99.69 03:50:00 0 0.36 0.00 0.06 0.02 0.02 99.55 03:50:00 1 0.04 0.00 0.09 0.01 0.04 99.82 04:00:00 all 0.27 0.00 0.14 0.04 0.04 99.51 04:00:00 0 0.34 0.00 0.13 0.06 0.03 99.45 04:00:00 1 0.20 0.00 0.16 0.03 0.04 99.57 04:10:00 all 0.37 0.00 0.10 0.06 0.04 99.42 04:10:00 0 0.26 0.00 0.11 0.07 0.04 99.52 04:10:00 1 0.49 0.00 0.10 0.05 0.04 99.32 04:20:00 all 0.21 0.00 0.08 0.03 0.04 99.64 04:20:00 0 0.05 0.00 0.08 0.00 0.04 99.83 04:20:00 1 0.37 0.00 0.09 0.05 0.04 99.45 Average: all 0.26 0.00 0.11 0.03 0.03 99.56 Average: 0 0.27 0.00 0.11 0.03 0.03 99.56 Average: 1 0.25 0.00 0.11 0.03 0.04 99.56