---> uname -a: Linux prd-queue-disttest-2c-1g-876 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 7.9G 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 704 5430 4 2096 7237 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:87:52:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81222sec preferred_lft 81222sec inet6 fe80::f816:3eff:fe87:525b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-876) 09/07/26 _x86_64_ (2 CPU) 00:39:53 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 20.06 3.99 15.42 0.65 462.11 7534.47 190.18 01:00:02 3.25 0.33 2.66 0.26 43.08 232.77 1082.67 01:10:02 7.64 0.39 5.90 1.34 33.55 430.73 4323.13 01:20:01 1.20 0.00 1.19 0.00 0.01 14.35 0.41 01:30:02 1.65 0.00 1.63 0.02 0.00 20.08 0.23 01:40:01 1.33 0.00 1.33 0.00 0.00 15.60 0.00 01:50:01 14.98 0.00 1.36 13.62 0.15 16.04 107364.02 02:00:02 1.56 0.00 1.54 0.02 0.00 19.05 0.23 Average: 6.46 0.59 3.88 1.99 67.47 1037.06 14117.00 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5707756 7509784 276364 3.40 62924 1916308 529144 5.76 462444 1694508 60 01:00:02 5648068 7499048 285688 3.51 65188 1962248 730840 7.96 481420 1732664 184 01:10:02 5644376 7498160 283900 3.49 75680 1952220 732700 7.98 490168 1727480 288 01:20:01 5651812 7506064 275984 3.39 75832 1952544 732700 7.98 490292 1727948 188 01:30:02 5643828 7498752 283268 3.48 76028 1952996 732724 7.98 490528 1728476 240 01:40:01 5643072 7498460 283580 3.49 76160 1953336 732788 7.98 490696 1728940 312 01:50:01 5643664 7499536 282468 3.47 76268 1953696 732788 7.98 490724 1729388 316 02:00:02 5631668 7488000 294008 3.62 76396 1954028 732788 7.98 490556 1729848 196 Average: 5651780 7499726 283158 3.48 73060 1949672 707059 7.70 485854 1724906 223 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 28.57 18.80 195.55 3.97 0.00 0.00 0.00 0.00 01:00:02 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 3.35 0.88 4.11 0.38 0.00 0.00 0.00 0.00 01:10:02 lo 1.15 1.15 0.07 0.07 0.00 0.00 0.00 0.00 01:10:02 ens3 10.85 6.11 27.65 1.88 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 2.06 0.05 2.36 0.01 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.60 0.11 0.15 0.08 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.37 0.09 0.09 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.26 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 0.40 0.06 0.07 0.03 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.81 3.27 28.79 0.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-876) 09/07/26 _x86_64_ (2 CPU) 00:39:53 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 5.05 0.00 1.23 0.86 0.01 92.84 00:50:01 0 5.16 0.00 1.29 1.17 0.01 92.36 00:50:01 1 4.95 0.00 1.18 0.54 0.01 93.32 01:00:02 all 1.30 0.00 0.34 0.07 0.01 98.28 01:00:02 0 2.10 0.00 0.44 0.07 0.02 97.38 01:00:02 1 0.51 0.00 0.23 0.07 0.01 99.18 01:10:02 all 4.89 0.00 0.69 0.21 0.02 94.20 01:10:02 0 3.13 0.00 0.62 0.09 0.02 96.14 01:10:02 1 6.64 0.00 0.76 0.32 0.01 92.26 01:20:01 all 0.28 0.00 0.09 0.01 0.01 99.62 01:20:01 0 0.07 0.00 0.12 0.00 0.01 99.80 01:20:01 1 0.48 0.00 0.05 0.02 0.01 99.44 01:30:02 all 0.29 0.00 0.19 0.01 0.01 99.50 01:30:02 0 0.13 0.00 0.20 0.01 0.01 99.66 01:30:02 1 0.45 0.00 0.19 0.02 0.01 99.34 01:40:01 all 0.26 0.00 0.08 0.02 0.01 99.63 01:40:01 0 0.06 0.00 0.10 0.02 0.01 99.81 01:40:01 1 0.47 0.00 0.06 0.01 0.01 99.45 01:50:01 all 0.27 0.00 0.10 0.04 0.00 99.59 01:50:01 0 0.06 0.00 0.10 0.01 0.01 99.82 01:50:01 1 0.47 0.00 0.09 0.07 0.00 99.36 02:00:02 all 0.30 0.00 0.19 0.03 0.01 99.48 02:00:02 0 0.09 0.00 0.22 0.04 0.01 99.65 02:00:02 1 0.51 0.00 0.16 0.02 0.01 99.31 Average: all 1.58 0.00 0.36 0.15 0.01 97.89 Average: 0 1.35 0.00 0.39 0.18 0.01 98.08 Average: 1 1.81 0.00 0.34 0.13 0.01 97.71