---> uname -a: Linux prd-queue-disttest-2c-1g-35632 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 715 5413 4 2100 7225 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:5b:63:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82088sec preferred_lft 82088sec inet6 fe80::f816:3eff:fe5b:634b/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-35632) 07/14/26 _x86_64_ (2 CPU) 01:59:01 LINUX RESTART (2 CPU) 02:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:15 6.99 0.07 6.44 0.48 6.53 1559.43 695.53 02:20:02 1.95 0.27 1.67 0.01 31.74 78.13 0.30 02:30:24 1.53 0.00 1.52 0.02 0.00 18.33 0.22 02:40:24 1.39 0.00 1.37 0.02 0.00 16.19 1.20 02:50:25 1.36 0.00 1.35 0.02 0.00 16.13 1.20 03:00:15 1.64 0.00 1.61 0.03 0.00 19.84 1.34 03:10:11 4.08 0.18 3.26 0.63 21.34 226.33 3288.52 Average: 2.72 0.07 2.47 0.17 8.40 279.91 568.07 02:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:15 5678168 7493780 291820 3.59 63652 1927876 536920 5.85 468856 1707980 196 02:20:02 5621644 7464236 320864 3.95 63952 1954336 736320 8.02 483280 1725976 124 02:30:24 5623300 7466436 318604 3.92 64100 1954692 736524 8.02 483268 1726480 156 02:40:24 5623300 7466944 318088 3.91 64280 1955016 736524 8.02 483384 1726984 124 02:50:25 5630624 7474788 310272 3.82 64460 1955348 736524 8.02 483400 1727496 120 03:00:15 5642932 7487784 297176 3.65 64668 1955816 736588 8.02 483720 1728036 156 03:10:11 5611688 7461488 321192 3.95 68836 1954556 770844 8.40 519944 1727364 70400 Average: 5633094 7473637 311145 3.83 64850 1951091 712892 7.76 486550 1724331 10182 02:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:15 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 8.83 4.86 78.09 0.64 0.00 0.00 0.00 0.00 02:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 2.14 0.63 3.41 0.05 0.00 0.00 0.00 0.00 02:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:24 ens3 0.39 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:24 ens3 0.42 0.05 0.78 0.03 0.00 0.00 0.00 0.00 02:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:25 ens3 0.30 0.04 0.09 0.03 0.00 0.00 0.00 0.00 03:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:15 ens3 0.30 0.06 0.13 0.05 0.00 0.00 0.00 0.00 03:10:11 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 03:10:11 ens3 5.41 4.38 32.83 0.74 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.55 1.44 16.64 0.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-35632) 07/14/26 _x86_64_ (2 CPU) 01:59:01 LINUX RESTART (2 CPU) 02:00:02 CPU %user %nice %system %iowait %steal %idle 02:10:15 all 2.10 0.00 0.42 0.38 0.02 97.08 02:10:15 0 1.59 0.00 0.29 0.62 0.02 97.48 02:10:15 1 2.61 0.00 0.55 0.15 0.03 96.67 02:20:02 all 0.43 0.00 0.11 0.02 0.02 99.42 02:20:02 0 0.45 0.00 0.13 0.02 0.02 99.37 02:20:02 1 0.40 0.00 0.10 0.01 0.02 99.48 02:30:24 all 0.24 0.00 0.16 0.01 0.02 99.58 02:30:24 0 0.21 0.00 0.17 0.00 0.02 99.60 02:30:24 1 0.27 0.00 0.14 0.01 0.02 99.56 02:40:24 all 0.26 0.00 0.07 0.01 0.02 99.64 02:40:24 0 0.07 0.00 0.09 0.01 0.03 99.81 02:40:24 1 0.46 0.00 0.06 0.01 0.01 99.46 02:50:25 all 0.24 0.00 0.07 0.01 0.02 99.66 02:50:25 0 0.13 0.00 0.08 0.01 0.02 99.76 02:50:25 1 0.35 0.00 0.07 0.01 0.02 99.56 03:00:15 all 0.30 0.00 0.20 0.01 0.02 99.48 03:00:15 0 0.23 0.00 0.22 0.01 0.02 99.52 03:00:15 1 0.37 0.00 0.18 0.01 0.01 99.43 03:10:11 all 2.10 0.00 0.35 0.07 0.02 97.45 03:10:11 0 1.71 0.00 0.34 0.03 0.02 97.90 03:10:11 1 2.50 0.00 0.37 0.12 0.02 96.99 Average: all 0.81 0.00 0.20 0.07 0.02 98.90 Average: 0 0.63 0.00 0.19 0.10 0.02 99.06 Average: 1 1.00 0.00 0.21 0.04 0.02 98.73