---> uname -a: Linux prd-queue-disttest-2c-1g-65915 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 702 5513 4 2009 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:94:2a:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82235sec preferred_lft 82235sec inet6 fe80::f816:3eff:fe94:2aee/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-65915) 04/02/26 _x86_64_ (2 CPU) 02:54:27 LINUX RESTART (2 CPU) 03:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:12 1.29 0.01 1.27 0.00 0.05 14.96 0.24 03:20:12 1.20 0.00 1.20 0.00 0.01 13.92 0.00 03:30:12 1.40 0.00 1.37 0.02 0.00 16.57 0.83 03:40:12 1.19 0.00 1.17 0.02 0.00 14.11 0.97 03:50:12 1.83 0.32 1.48 0.03 38.99 71.87 1.52 04:00:02 1.40 0.01 1.36 0.04 1.07 16.88 1.03 Average: 1.38 0.06 1.31 0.02 6.71 24.75 0.76 03:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:12 5799532 7515776 274888 3.38 61740 1834884 534364 5.82 468260 1614100 124 03:20:12 5805540 7522252 268436 3.30 61880 1835220 534364 5.82 468276 1614568 148 03:30:12 5792492 7509728 280900 3.45 62056 1835540 534396 5.82 468384 1615072 132 03:40:12 5799828 7517552 273088 3.36 62220 1835864 534460 5.82 468408 1615560 132 03:50:12 5728204 7474640 315476 3.88 62540 1863960 732300 7.98 485496 1632784 140 04:00:02 5745924 7493200 297060 3.65 62712 1864600 534692 5.82 480020 1633284 172 Average: 5778587 7505525 284975 3.50 62191 1845011 567429 6.18 473141 1620895 141 03:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 2.89 0.17 0.46 0.12 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 0.64 0.03 0.06 0.01 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 0.94 0.10 0.89 0.06 0.00 0.00 0.00 0.00 03:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:12 ens3 0.42 0.05 0.09 0.03 0.00 0.00 0.00 0.00 03:50:12 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:50:12 ens3 0.53 0.21 3.70 0.03 0.00 0.00 0.00 0.00 04:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:02 ens3 0.50 0.05 0.09 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 0.99 0.10 0.88 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-65915) 04/02/26 _x86_64_ (2 CPU) 02:54:27 LINUX RESTART (2 CPU) 03:00:12 CPU %user %nice %system %iowait %steal %idle 03:10:12 all 0.24 0.00 0.08 0.01 0.03 99.65 03:10:12 0 0.43 0.00 0.06 0.01 0.02 99.49 03:10:12 1 0.05 0.00 0.09 0.01 0.04 99.81 03:20:12 all 0.26 0.00 0.07 0.02 0.03 99.63 03:20:12 0 0.34 0.00 0.05 0.01 0.02 99.58 03:20:12 1 0.17 0.00 0.08 0.03 0.03 99.68 03:30:12 all 0.27 0.00 0.15 0.01 0.02 99.54 03:30:12 0 0.23 0.00 0.16 0.02 0.02 99.57 03:30:12 1 0.31 0.00 0.15 0.01 0.03 99.51 03:40:12 all 0.24 0.00 0.07 0.01 0.03 99.66 03:40:12 0 0.05 0.00 0.07 0.00 0.04 99.84 03:40:12 1 0.43 0.00 0.06 0.01 0.02 99.47 03:50:12 all 0.34 0.00 0.11 0.02 0.03 99.50 03:50:12 0 0.18 0.00 0.12 0.01 0.04 99.65 03:50:12 1 0.51 0.00 0.09 0.03 0.03 99.35 04:00:02 all 0.29 0.00 0.15 0.01 0.03 99.52 04:00:02 0 0.06 0.00 0.16 0.01 0.03 99.74 04:00:02 1 0.51 0.00 0.14 0.02 0.03 99.30 Average: all 0.27 0.00 0.10 0.01 0.03 99.58 Average: 0 0.22 0.00 0.10 0.01 0.03 99.64 Average: 1 0.33 0.00 0.10 0.02 0.03 99.52