---> uname -a: Linux prd-queue-disttest-2c-1g-22083 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 709 5434 4 2085 7232 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:33:bc:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82451sec preferred_lft 82451sec inet6 fe80::f816:3eff:fe33:bcf4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22083) 06/01/26 _x86_64_ (2 CPU) 01:38:41 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:04 3.00 0.02 2.90 0.07 1.24 959.26 0.97 02:00:01 1.64 0.01 1.62 0.02 0.05 19.59 0.35 02:10:04 1.28 0.00 1.28 0.00 0.00 15.01 0.00 02:20:04 1.33 0.00 1.33 0.00 0.01 15.53 0.12 02:30:04 2.14 0.26 1.85 0.03 32.04 78.43 0.45 02:40:04 1.35 0.00 1.35 0.00 0.00 15.71 0.00 Average: 1.79 0.05 1.72 0.02 5.56 184.29 0.32 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:04 5702824 7498036 289100 3.55 63024 1909384 526212 5.73 469888 1689640 220 02:00:01 5692508 7488240 298712 3.67 63200 1909716 526264 5.73 469860 1690148 160 02:10:04 5692016 7488200 298784 3.67 63332 1910040 526256 5.73 469888 1690604 180 02:20:04 5702848 7499528 287456 3.53 63500 1910368 526412 5.73 470088 1691100 256 02:30:04 5654336 7478008 308512 3.79 63772 1936828 526476 5.73 479220 1708756 220 02:40:04 5654096 7478372 308144 3.79 63916 1937280 526476 5.73 479392 1709224 200 Average: 5683105 7488397 298451 3.67 63457 1918936 526349 5.73 473056 1696579 206 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:04 ens3 3.21 0.12 0.47 0.08 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.35 0.06 0.15 0.03 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.43 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 0.29 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:30:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.43 0.21 3.15 0.03 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.32 0.06 0.08 0.03 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 1.01 0.09 0.66 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-22083) 06/01/26 _x86_64_ (2 CPU) 01:38:41 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:04 all 0.24 0.00 0.12 0.03 0.03 99.58 01:50:04 0 0.21 0.00 0.09 0.01 0.03 99.65 01:50:04 1 0.28 0.00 0.14 0.04 0.03 99.51 02:00:01 all 0.27 0.00 0.16 0.01 0.03 99.52 02:00:01 0 0.12 0.00 0.18 0.01 0.04 99.65 02:00:01 1 0.42 0.00 0.15 0.01 0.02 99.39 02:10:04 all 0.23 0.00 0.06 0.00 0.03 99.67 02:10:04 0 0.07 0.00 0.08 0.01 0.04 99.81 02:10:04 1 0.40 0.00 0.05 0.00 0.02 99.53 02:20:04 all 0.19 0.00 0.07 0.01 0.03 99.71 02:20:04 0 0.19 0.00 0.07 0.00 0.03 99.71 02:20:04 1 0.19 0.00 0.07 0.01 0.03 99.70 02:30:04 all 0.36 0.00 0.18 0.02 0.03 99.42 02:30:04 0 0.30 0.00 0.16 0.00 0.03 99.52 02:30:04 1 0.42 0.00 0.20 0.03 0.03 99.32 02:40:04 all 0.24 0.00 0.07 0.00 0.03 99.66 02:40:04 0 0.05 0.00 0.08 0.00 0.04 99.83 02:40:04 1 0.44 0.00 0.05 0.01 0.02 99.48 Average: all 0.26 0.00 0.11 0.01 0.03 99.59 Average: 0 0.16 0.00 0.11 0.01 0.03 99.70 Average: 1 0.36 0.00 0.11 0.02 0.03 99.49