---> uname -a: Linux prd-queue-disttest-2c-1g-6502 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 687 5532 4 2005 7254 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:1d:3d:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82362sec preferred_lft 82362sec inet6 fe80::f816:3eff:fe1d:3d47/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-6502) 03/21/26 _x86_64_ (2 CPU) 00:34:49 LINUX RESTART (2 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 1.28 0.03 1.24 0.00 1.27 15.70 0.12 01:00:18 1.38 0.00 1.37 0.02 0.00 17.56 0.35 01:10:18 1.86 0.32 1.53 0.02 39.03 71.84 0.68 01:20:18 1.30 0.01 1.27 0.02 1.07 15.77 1.15 01:30:18 1.50 0.00 1.47 0.03 0.00 18.64 1.32 01:40:18 1.18 0.00 1.16 0.01 0.00 14.59 0.96 Average: 1.42 0.06 1.34 0.02 6.88 25.66 0.76 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 5799572 7511160 279724 3.44 61584 1830628 534260 5.82 464100 1609812 176 01:00:18 5798352 7510460 280400 3.45 61760 1830964 534268 5.82 464252 1610324 184 01:10:18 5746668 7487232 303160 3.73 62076 1858844 731532 7.97 481296 1627452 280 01:20:18 5766116 7507504 282972 3.48 62260 1859472 534468 5.82 475832 1627956 188 01:30:18 5765000 7507060 283352 3.48 62452 1859924 534416 5.82 475940 1628472 180 01:40:18 5764496 7507052 283356 3.48 62608 1860260 534480 5.82 476000 1628964 200 Average: 5773367 7505078 285494 3.51 62123 1850015 567237 6.18 472903 1622163 201 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 3.88 0.29 0.68 0.23 0.00 0.00 0.00 0.00 01:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 1.24 0.15 0.26 0.14 0.00 0.00 0.00 0.00 01:10:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 0.74 0.24 3.63 0.05 0.00 0.00 0.00 0.00 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 0.53 0.11 0.29 0.08 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:18 ens3 0.33 0.06 0.10 0.05 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 1.17 0.15 0.84 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-6502) 03/21/26 _x86_64_ (2 CPU) 00:34:49 LINUX RESTART (2 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 0.24 0.00 0.09 0.01 0.04 99.62 00:50:18 0 0.33 0.00 0.10 0.01 0.04 99.53 00:50:18 1 0.16 0.00 0.08 0.01 0.04 99.71 01:00:18 all 0.29 0.00 0.15 0.01 0.04 99.50 01:00:18 0 0.19 0.00 0.15 0.01 0.04 99.60 01:00:18 1 0.40 0.00 0.16 0.01 0.03 99.41 01:10:18 all 0.30 0.00 0.10 0.03 0.04 99.53 01:10:18 0 0.25 0.00 0.09 0.02 0.03 99.61 01:10:18 1 0.35 0.00 0.12 0.03 0.05 99.46 01:20:18 all 0.26 0.00 0.07 0.01 0.04 99.62 01:20:18 0 0.13 0.00 0.08 0.01 0.05 99.74 01:20:18 1 0.38 0.00 0.06 0.01 0.04 99.51 01:30:18 all 0.27 0.00 0.16 0.27 0.04 99.26 01:30:18 0 0.29 0.00 0.16 0.01 0.04 99.51 01:30:18 1 0.25 0.00 0.16 0.53 0.04 99.01 01:40:18 all 0.19 0.00 0.08 0.01 0.04 99.68 01:40:18 0 0.32 0.00 0.07 0.01 0.03 99.58 01:40:18 1 0.06 0.00 0.09 0.01 0.06 99.79 Average: all 0.26 0.00 0.11 0.06 0.04 99.54 Average: 0 0.25 0.00 0.11 0.01 0.04 99.59 Average: 1 0.27 0.00 0.11 0.10 0.04 99.48