---> uname -a: Linux prd-queue-disttest-2c-1g-37281 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 707 5416 4 2105 7234 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:8e:ee:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82498sec preferred_lft 82498sec inet6 fe80::f816:3eff:fe8e:ee53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-37281) 07/20/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 3.98 0.07 3.81 0.10 6.64 1091.21 2.19 02:10:01 1.18 0.01 1.16 0.02 0.05 14.64 1.20 02:20:02 1.16 0.00 1.14 0.02 0.01 14.08 1.09 02:30:02 1.44 0.00 1.42 0.02 0.00 18.24 0.25 02:40:02 1.65 0.25 1.39 0.01 30.99 74.79 0.17 02:50:02 1.32 0.02 1.30 0.00 0.60 15.77 0.04 Average: 1.79 0.06 1.70 0.03 6.38 204.79 0.82 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 5673812 7494060 291632 3.59 63796 1932472 538580 5.87 467948 1713108 168 02:10:01 5673672 7494432 291084 3.58 63988 1932804 538804 5.87 467792 1713624 332 02:20:02 5673448 7494724 290804 3.58 64176 1933128 538732 5.87 467680 1714144 208 02:30:02 5677616 7499376 286176 3.52 64336 1933456 538756 5.87 467824 1714628 264 02:40:02 5621568 7470424 314784 3.87 64620 1960028 738948 8.05 482196 1732712 308 02:50:02 5628332 7477992 307196 3.78 64776 1960656 738948 8.05 482508 1733248 244 Average: 5658075 7488501 296946 3.65 64282 1942091 605461 6.59 472658 1720244 254 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 4.59 1.24 43.71 0.26 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 1.49 0.05 0.17 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 0.41 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.44 0.03 3.93 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.66 0.21 4.13 0.05 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.32 0.08 0.08 0.04 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 1.32 0.27 8.68 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-37281) 07/20/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.40 0.00 0.26 0.03 0.02 99.28 02:00:02 0 0.33 0.00 0.30 0.06 0.02 99.29 02:00:02 1 0.48 0.00 0.22 0.01 0.02 99.26 02:10:01 all 0.28 0.00 0.09 0.02 0.02 99.59 02:10:01 0 0.22 0.00 0.08 0.02 0.02 99.66 02:10:01 1 0.33 0.00 0.11 0.02 0.02 99.52 02:20:02 all 0.21 0.00 0.07 0.01 0.02 99.70 02:20:02 0 0.06 0.00 0.09 0.01 0.02 99.82 02:20:02 1 0.37 0.00 0.04 0.00 0.01 99.57 02:30:02 all 0.26 0.00 0.17 0.01 0.02 99.55 02:30:02 0 0.16 0.00 0.17 0.01 0.02 99.64 02:30:02 1 0.37 0.00 0.16 0.01 0.01 99.46 02:40:02 all 0.40 0.00 0.09 0.02 0.02 99.47 02:40:02 0 0.27 0.00 0.11 0.02 0.02 99.58 02:40:02 1 0.53 0.00 0.08 0.03 0.02 99.35 02:50:02 all 0.28 0.00 0.08 0.01 0.02 99.61 02:50:02 0 0.47 0.00 0.06 0.00 0.01 99.46 02:50:02 1 0.10 0.00 0.10 0.02 0.02 99.76 Average: all 0.31 0.00 0.13 0.02 0.02 99.53 Average: 0 0.25 0.00 0.14 0.02 0.02 99.58 Average: 1 0.36 0.00 0.12 0.01 0.02 99.49