---> uname -a: Linux prd-queue-disttest-2c-1g-37664 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 5412 4 2101 7226 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:2d:8c:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82545sec preferred_lft 82545sec inet6 fe80::f816:3eff:fe2d:8c27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-37664) 07/22/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:06 3.56 0.32 3.14 0.10 37.65 1008.50 2.16 02:10:07 1.26 0.01 1.24 0.01 0.05 15.20 0.72 02:20:07 14.20 0.00 1.27 12.93 0.16 15.31 107461.35 02:30:07 1.44 0.00 1.41 0.03 0.00 17.64 1.31 02:40:07 1.19 0.00 1.17 0.02 0.00 14.68 1.09 02:50:02 1.17 0.00 1.15 0.02 0.00 14.46 1.34 Average: 3.81 0.06 1.56 2.19 6.32 181.08 17935.99 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:06 5650048 7492972 292460 3.60 63840 1954740 753384 8.21 484608 1726716 112 02:10:07 5650776 7494188 291044 3.58 63988 1955076 753436 8.21 485492 1727200 196 02:20:07 5648768 7492724 292444 3.60 64152 1955444 753376 8.21 485996 1727704 76 02:30:07 5644280 7488756 296396 3.64 64332 1955776 753444 8.21 487084 1728212 232 02:40:07 5644056 7489044 296096 3.64 64508 1956108 753676 8.21 488960 1728720 340 02:50:02 5643956 7489584 295556 3.63 64692 1956552 753676 8.21 490284 1729228 284 Average: 5646981 7491211 293999 3.62 64252 1955616 753499 8.21 487071 1727963 207 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:06 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 4.79 2.29 47.00 0.78 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 1.57 0.04 0.18 0.01 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.37 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.36 0.05 0.16 0.02 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.54 0.09 0.57 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 0.27 0.05 0.07 0.03 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 0.43 8.01 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-37664) 07/22/26 _x86_64_ (2 CPU) 01:48:42 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:06 all 0.63 0.00 0.28 0.06 0.03 99.00 02:00:06 0 0.49 0.00 0.28 0.06 0.03 99.14 02:00:06 1 0.78 0.00 0.27 0.06 0.03 98.86 02:10:07 all 0.23 0.00 0.08 0.04 0.03 99.63 02:10:07 0 0.06 0.00 0.08 0.03 0.04 99.79 02:10:07 1 0.40 0.00 0.08 0.05 0.02 99.46 02:20:07 all 0.26 0.00 0.08 0.03 0.03 99.61 02:20:07 0 0.05 0.00 0.09 0.00 0.04 99.82 02:20:07 1 0.47 0.00 0.06 0.06 0.02 99.40 02:30:07 all 0.22 0.00 0.17 0.02 0.03 99.57 02:30:07 0 0.13 0.00 0.17 0.04 0.03 99.64 02:30:07 1 0.31 0.00 0.16 0.01 0.02 99.49 02:40:07 all 0.24 0.00 0.07 0.01 0.03 99.66 02:40:07 0 0.06 0.00 0.09 0.01 0.03 99.82 02:40:07 1 0.42 0.00 0.05 0.01 0.02 99.50 02:50:02 all 0.22 0.00 0.07 0.11 0.02 99.57 02:50:02 0 0.09 0.00 0.09 0.02 0.03 99.78 02:50:02 1 0.36 0.00 0.06 0.20 0.02 99.37 Average: all 0.30 0.00 0.12 0.04 0.03 99.51 Average: 0 0.14 0.00 0.13 0.03 0.03 99.67 Average: 1 0.46 0.00 0.11 0.06 0.02 99.35