---> uname -a: Linux prd-queue-disttest-2c-1g-19494 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 698 5440 4 2089 7243 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:43:94:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82584sec preferred_lft 82584sec inet6 fe80::f816:3eff:fe43:943b/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-19494) 05/24/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:24 3.06 0.03 2.96 0.07 1.35 825.28 1.82 02:00:01 1.49 0.01 1.45 0.03 0.06 17.92 0.98 02:10:24 1.40 0.00 1.39 0.02 0.00 16.06 1.05 02:20:24 1.94 0.26 1.68 0.01 31.00 75.36 0.17 02:30:14 1.59 0.01 1.56 0.02 1.07 18.90 0.28 02:40:24 1.39 0.00 1.39 0.00 0.00 16.28 0.00 Average: 1.82 0.05 1.74 0.02 5.55 165.95 0.73 01:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:24 5686152 7486108 300704 3.70 63040 1914056 534200 5.82 463564 1693568 132 02:00:01 5695440 7495904 290716 3.57 63200 1914388 534204 5.82 463604 1694060 124 02:10:24 5694752 7495724 290896 3.58 63384 1914712 534304 5.82 463628 1694568 132 02:20:24 5646144 7473752 312572 3.84 63676 1940820 730340 7.95 477944 1712204 136 02:30:14 5658876 7487324 298892 3.68 63836 1941464 534420 5.82 472824 1712688 272 02:40:24 5658628 7487664 298524 3.67 63956 1941920 534428 5.82 472984 1713144 136 Average: 5673332 7487746 298717 3.67 63515 1927893 566983 6.18 469091 1703372 155 01:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:24 ens3 2.40 0.24 0.48 0.17 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.53 0.07 0.20 0.04 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 0.67 0.03 0.91 0.01 0.00 0.00 0.00 0.00 02:20:24 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 0.62 0.20 3.17 0.03 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.35 0.03 0.08 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 0.09 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 1.00 0.10 0.83 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-19494) 05/24/26 _x86_64_ (2 CPU) 01:38:42 LINUX RESTART (2 CPU) 01:40:00 CPU %user %nice %system %iowait %steal %idle 01:50:24 all 0.31 0.00 0.13 0.02 0.04 99.50 01:50:24 0 0.32 0.00 0.14 0.03 0.04 99.48 01:50:24 1 0.31 0.00 0.12 0.01 0.04 99.51 02:00:01 all 0.27 0.00 0.16 0.01 0.04 99.52 02:00:01 0 0.37 0.00 0.14 0.00 0.03 99.46 02:00:01 1 0.16 0.00 0.19 0.02 0.05 99.59 02:10:24 all 0.26 0.00 0.06 0.01 0.04 99.63 02:10:24 0 0.15 0.00 0.07 0.00 0.05 99.72 02:10:24 1 0.37 0.00 0.05 0.02 0.03 99.53 02:20:24 all 0.37 0.00 0.10 0.03 0.04 99.47 02:20:24 0 0.50 0.00 0.06 0.01 0.03 99.41 02:20:24 1 0.24 0.00 0.13 0.04 0.05 99.54 02:30:14 all 0.18 0.00 0.16 0.01 0.04 99.61 02:30:14 0 0.31 0.00 0.16 0.02 0.03 99.49 02:30:14 1 0.05 0.00 0.16 0.00 0.05 99.74 02:40:24 all 0.24 0.00 0.06 0.01 0.04 99.65 02:40:24 0 0.44 0.00 0.05 0.00 0.02 99.49 02:40:24 1 0.04 0.00 0.08 0.01 0.05 99.81 Average: all 0.27 0.00 0.11 0.01 0.04 99.56 Average: 0 0.35 0.00 0.10 0.01 0.03 99.51 Average: 1 0.20 0.00 0.12 0.02 0.04 99.62