---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37228 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 8.1G 30G 22% / 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 781 5070 4 2383 7160 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:56:06:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81132sec preferred_lft 81132sec inet6 fe80::f816:3eff:fe56:651/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37228) 07/20/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:35 1.47 0.01 1.44 0.01 0.77 18.08 0.25 00:20:15 1.56 0.12 1.42 0.02 3.60 18.63 8.72 00:30:01 1.33 0.00 1.31 0.02 0.00 16.36 0.76 00:40:05 23.23 2.85 18.05 2.32 224.29 3490.24 412.98 00:50:35 1.59 0.00 1.56 0.03 0.00 59.70 129.54 01:00:01 1.60 0.00 1.55 0.05 0.00 101.57 116.77 Average: 5.15 0.50 4.24 0.41 38.34 620.75 111.90 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:35 6248412 7523976 295932 3.64 31148 1449696 530240 5.78 455696 1202084 124 00:20:15 6246628 7522824 296980 3.65 31468 1449924 529712 5.77 455772 1202408 180 00:30:01 6252696 7529536 290236 3.57 31640 1450380 529784 5.77 456068 1202916 168 00:40:05 5163508 7381856 384056 4.72 87452 2290220 708548 7.72 623632 2052972 1404 00:50:35 5150964 7381920 384100 4.72 87660 2302684 676944 7.37 626448 2065632 840 01:00:01 5117468 7372104 393764 4.84 87840 2326104 671136 7.31 628708 2089256 1388 Average: 5696613 7452036 340845 4.19 59535 1878168 607727 6.62 541054 1635878 684 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:35 ens3 0.26 0.04 0.06 0.03 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.18 0.04 0.03 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.36 0.07 0.14 0.06 0.00 0.00 0.00 0.00 00:40:05 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 65.82 44.86 323.87 11.79 0.00 0.00 0.00 0.00 00:50:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:35 ens3 36.07 30.03 7.56 3.86 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 45.45 44.22 10.52 6.46 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.64 19.77 57.34 3.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37228) 07/20/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:35 all 0.28 0.00 0.10 0.01 0.04 99.57 00:10:35 0 0.40 0.00 0.08 0.00 0.03 99.49 00:10:35 1 0.16 0.00 0.12 0.02 0.05 99.66 00:20:15 all 0.49 0.00 0.19 0.01 0.04 99.27 00:20:15 0 0.29 0.00 0.21 0.01 0.05 99.45 00:20:15 1 0.69 0.00 0.17 0.02 0.03 99.09 00:30:01 all 0.29 0.00 0.14 0.01 0.04 99.52 00:30:01 0 0.08 0.00 0.15 0.00 0.05 99.72 00:30:01 1 0.49 0.00 0.13 0.02 0.04 99.32 00:40:05 all 11.84 0.00 1.65 0.51 0.06 85.95 00:40:05 0 11.38 0.00 1.61 0.44 0.06 86.52 00:40:05 1 12.31 0.00 1.69 0.57 0.06 85.37 00:50:35 all 5.67 0.00 0.42 0.01 0.09 93.80 00:50:35 0 6.45 0.00 0.46 0.01 0.10 92.98 00:50:35 1 4.90 0.00 0.39 0.00 0.08 94.63 01:00:01 all 8.32 0.00 0.60 0.01 0.09 90.98 01:00:01 0 11.14 0.00 0.62 0.01 0.09 88.14 01:00:01 1 5.49 0.00 0.57 0.01 0.10 93.82 Average: all 4.46 0.00 0.51 0.09 0.06 94.87 Average: 0 4.91 0.00 0.52 0.08 0.06 94.43 Average: 1 4.00 0.00 0.51 0.11 0.06 95.32