---> uname -a: Linux prd-queue-disttest-2c-1g-33251 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 701 5437 4 2090 7239 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:0b:a3:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82418sec preferred_lft 82418sec inet6 fe80::f816:3eff:fe0b:a355/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-33251) 07/06/26 _x86_64_ (2 CPU) 01:38:40 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:03 5.67 0.07 5.39 0.21 6.63 1458.15 3.65 02:00:00 1.42 0.01 1.40 0.02 0.05 17.64 0.38 02:10:01 14.14 0.00 1.21 12.92 0.15 14.67 107296.32 02:20:02 1.32 0.02 1.28 0.02 0.61 15.69 1.24 02:30:01 1.96 0.25 1.66 0.05 31.05 78.73 1.63 02:40:03 1.24 0.00 1.21 0.02 1.05 15.14 1.28 Average: 4.30 0.06 2.03 2.21 6.58 266.99 17921.68 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:03 5693856 7498244 287916 3.54 63452 1917508 535180 5.83 465992 1698576 260 02:00:00 5676500 7481408 304580 3.75 63624 1917844 535180 5.83 466092 1699084 160 02:10:01 5676500 7481884 304004 3.74 63748 1918212 535204 5.83 466128 1699548 164 02:20:02 5680552 7486636 299252 3.68 63948 1918716 535408 5.83 466288 1700132 228 02:30:01 5644392 7477624 307944 3.79 64292 1945260 734360 8.00 480716 1718140 164 02:40:03 5651244 7485296 300296 3.69 64456 1945904 535468 5.83 475608 1718624 244 Average: 5670507 7485182 300665 3.70 63920 1927241 568467 6.19 470137 1705684 203 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 7.14 3.63 52.21 0.49 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.67 0.05 0.21 0.03 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 0.39 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.27 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.84 0.44 3.26 0.04 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.31 0.05 0.06 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.77 0.71 9.32 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-33251) 07/06/26 _x86_64_ (2 CPU) 01:38:40 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:03 all 1.45 0.00 0.27 0.08 0.03 98.17 01:50:03 0 0.24 0.00 0.21 0.12 0.03 99.39 01:50:03 1 2.66 0.00 0.33 0.04 0.03 96.95 02:00:00 all 0.25 0.00 0.18 0.01 0.03 99.55 02:00:00 0 0.29 0.00 0.17 0.00 0.02 99.52 02:00:00 1 0.20 0.00 0.18 0.01 0.03 99.58 02:10:01 all 0.23 0.00 0.08 0.03 0.02 99.64 02:10:01 0 0.41 0.00 0.07 0.02 0.01 99.48 02:10:01 1 0.04 0.00 0.09 0.03 0.03 99.81 02:20:02 all 0.25 0.00 0.07 0.01 0.02 99.63 02:20:02 0 0.21 0.00 0.07 0.01 0.02 99.68 02:20:02 1 0.30 0.00 0.08 0.02 0.02 99.58 02:30:01 all 0.36 0.00 0.19 0.02 0.02 99.41 02:30:01 0 0.41 0.00 0.22 0.03 0.02 99.31 02:30:01 1 0.31 0.00 0.16 0.01 0.02 99.50 02:40:03 all 0.26 0.00 0.06 0.01 0.02 99.64 02:40:03 0 0.46 0.00 0.03 0.00 0.01 99.49 02:40:03 1 0.05 0.00 0.09 0.03 0.03 99.80 Average: all 0.47 0.00 0.14 0.03 0.02 99.34 Average: 0 0.34 0.00 0.13 0.03 0.02 99.48 Average: 1 0.59 0.00 0.15 0.02 0.03 99.20