---> uname -a: Linux prd-queue-disttest-2c-1g-5703 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 690 5519 4 2015 7251 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:06:be:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82256sec preferred_lft 82256sec inet6 fe80::f816:3eff:fe06:be15/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-5703) 04/21/26 _x86_64_ (2 CPU) 03:08:41 LINUX RESTART (2 CPU) 03:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:05 4.06 0.04 3.95 0.07 2.60 1078.91 2.04 03:30:05 1.47 0.01 1.44 0.02 0.05 18.52 0.71 03:40:05 14.18 0.00 1.27 12.90 0.15 15.41 107785.48 03:50:05 1.17 0.00 1.17 0.00 0.00 14.49 0.00 04:00:05 1.40 0.00 1.38 0.02 0.00 17.45 0.24 04:10:05 1.17 0.00 1.17 0.00 0.00 14.59 0.00 Average: 3.91 0.01 1.73 2.17 0.47 193.23 17964.45 03:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:05 5757480 7507892 282444 3.47 61880 1868412 530484 5.78 479088 1636584 188 03:30:05 5756512 7507452 282724 3.48 62076 1868744 530568 5.78 479276 1637112 188 03:40:05 5762576 7514028 276092 3.39 62208 1869116 530704 5.78 479248 1637588 224 03:50:05 5763304 7515208 274876 3.38 62340 1869436 530712 5.78 479380 1638040 272 04:00:05 5759588 7512104 277940 3.42 62500 1869900 530712 5.78 479516 1638532 292 04:10:05 5763868 7516836 273244 3.36 62624 1870224 530712 5.78 479520 1638984 188 Average: 5760555 7512253 277887 3.42 62271 1869305 530649 5.78 479338 1637807 225 03:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:05 ens3 5.04 1.16 40.09 0.26 0.00 0.00 0.00 0.00 03:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:05 ens3 1.58 0.09 0.22 0.06 0.00 0.00 0.00 0.00 03:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:05 ens3 0.70 0.06 0.10 0.03 0.00 0.00 0.00 0.00 03:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:05 ens3 0.71 0.03 0.07 0.01 0.00 0.00 0.00 0.00 04:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:05 ens3 0.68 0.06 0.10 0.03 0.00 0.00 0.00 0.00 04:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:05 ens3 0.56 0.02 0.07 0.01 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 1.55 0.24 6.77 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-5703) 04/21/26 _x86_64_ (2 CPU) 03:08:41 LINUX RESTART (2 CPU) 03:10:05 CPU %user %nice %system %iowait %steal %idle 03:20:05 all 0.29 0.00 0.17 0.15 0.02 99.37 03:20:05 0 0.44 0.00 0.15 0.05 0.02 99.35 03:20:05 1 0.14 0.00 0.19 0.25 0.03 99.40 03:30:05 all 0.30 0.00 0.16 0.02 0.02 99.50 03:30:05 0 0.51 0.00 0.12 0.03 0.02 99.33 03:30:05 1 0.10 0.00 0.19 0.01 0.03 99.67 03:40:05 all 0.26 0.00 0.08 0.05 0.02 99.59 03:40:05 0 0.35 0.00 0.06 0.02 0.02 99.56 03:40:05 1 0.17 0.00 0.10 0.09 0.02 99.61 03:50:05 all 0.27 0.00 0.07 0.01 0.02 99.63 03:50:05 0 0.06 0.00 0.09 0.01 0.03 99.81 03:50:05 1 0.47 0.00 0.05 0.01 0.02 99.45 04:00:05 all 0.29 0.00 0.20 0.02 0.02 99.47 04:00:05 0 0.17 0.00 0.24 0.01 0.03 99.55 04:00:05 1 0.41 0.00 0.17 0.03 0.02 99.38 04:10:05 all 0.22 0.00 0.08 0.05 0.02 99.63 04:10:05 0 0.39 0.00 0.07 0.05 0.02 99.48 04:10:05 1 0.05 0.00 0.09 0.06 0.03 99.77 Average: all 0.27 0.00 0.13 0.05 0.02 99.53 Average: 0 0.32 0.00 0.12 0.03 0.02 99.51 Average: 1 0.22 0.00 0.13 0.08 0.02 99.55