---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37296 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: 5600.00 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 8.0G 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 766 5186 4 2282 7175 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:c3:de:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80390sec preferred_lft 80390sec inet6 fe80::f816:3eff:fec3:de0b/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-37296) 07/20/26 _x86_64_ (2 CPU) 01:58:44 LINUX RESTART (2 CPU) 02:00:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.92 0.29 1.61 0.01 34.72 79.48 0.36 02:20:01 1.47 0.03 1.43 0.01 2.21 16.85 0.76 02:30:01 1.55 0.00 1.52 0.03 0.00 18.09 1.47 02:40:27 13.40 0.00 1.34 12.06 0.14 16.04 104735.55 02:50:01 1.36 0.00 1.34 0.02 0.00 15.60 1.13 03:00:01 1.57 0.00 1.54 0.03 0.00 18.47 1.47 03:10:01 23.76 2.86 18.55 2.35 224.18 3530.00 523.63 03:20:01 1.22 0.00 1.22 0.01 0.00 15.27 0.07 03:30:01 1.40 0.00 1.38 0.02 0.00 17.33 0.23 Average: 5.37 0.35 3.33 1.68 29.00 415.68 12240.17 02:00:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6249232 7522372 297556 3.66 30736 1447956 538972 5.87 454432 1200952 200 02:20:01 6244712 7519060 300908 3.70 30948 1448924 538972 5.87 455180 1201576 176 02:30:01 6246072 7520980 298892 3.68 31156 1449252 538972 5.87 455076 1202112 180 02:40:27 6249392 7524900 294920 3.63 31380 1449628 538996 5.87 458112 1202676 208 02:50:01 6250716 7526744 293068 3.60 31568 1449956 539128 5.87 458316 1203192 248 03:00:01 6245176 7521876 297908 3.66 31764 1450408 539196 5.87 458676 1203716 284 03:10:01 5169812 7386828 379168 4.66 87488 2289132 714348 7.78 609576 2053044 232 03:20:01 5169308 7386796 379248 4.66 87620 2289468 659556 7.18 604316 2053516 176 03:30:01 5168996 7386984 378988 4.66 87756 2289832 659660 7.18 604456 2054016 244 Average: 5888157 7477393 324517 3.99 50046 1729395 585311 6.38 506460 1486089 216 02:00:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.26 0.23 3.53 0.03 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.44 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.49 0.03 3.93 0.01 0.00 0.00 0.00 0.00 02:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:27 ens3 0.50 0.09 0.92 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.30 0.06 0.08 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.34 0.11 0.11 0.07 0.00 0.00 0.00 0.00 03:10:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 61.95 42.73 324.85 10.98 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 1.62 0.25 0.21 0.03 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.56 0.27 0.13 0.07 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.52 4.89 37.25 1.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37296) 07/20/26 _x86_64_ (2 CPU) 01:58:44 LINUX RESTART (2 CPU) 02:00:27 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.44 0.00 0.11 0.03 0.03 99.38 02:10:01 0 0.19 0.00 0.09 0.03 0.04 99.65 02:10:01 1 0.70 0.00 0.13 0.04 0.03 99.10 02:20:01 all 0.27 0.00 0.08 0.01 0.04 99.61 02:20:01 0 0.09 0.00 0.09 0.01 0.04 99.76 02:20:01 1 0.45 0.00 0.06 0.01 0.03 99.45 02:30:01 all 0.22 0.00 0.15 0.01 0.04 99.57 02:30:01 0 0.21 0.00 0.17 0.01 0.04 99.57 02:30:01 1 0.24 0.00 0.14 0.01 0.04 99.57 02:40:27 all 0.25 0.00 0.08 0.03 0.04 99.60 02:40:27 0 0.40 0.00 0.05 0.01 0.03 99.51 02:40:27 1 0.10 0.00 0.11 0.05 0.05 99.70 02:50:01 all 0.26 0.00 0.07 0.01 0.04 99.63 02:50:01 0 0.39 0.00 0.06 0.02 0.03 99.50 02:50:01 1 0.13 0.00 0.07 0.00 0.04 99.75 03:00:01 all 0.29 0.00 0.15 0.01 0.04 99.51 03:00:01 0 0.34 0.00 0.15 0.01 0.03 99.47 03:00:01 1 0.25 0.00 0.16 0.01 0.04 99.54 03:10:01 all 11.76 0.00 1.69 0.56 0.06 85.93 03:10:01 0 14.67 0.00 1.95 0.79 0.07 82.53 03:10:01 1 8.86 0.00 1.42 0.33 0.06 89.34 03:20:01 all 0.37 0.00 0.12 0.01 0.07 99.42 03:20:01 0 0.50 0.00 0.06 0.01 0.05 99.39 03:20:01 1 0.24 0.00 0.18 0.02 0.10 99.46 03:30:01 all 0.39 0.00 0.21 0.01 0.07 99.33 03:30:01 0 0.39 0.00 0.23 0.01 0.07 99.29 03:30:01 1 0.39 0.00 0.19 0.01 0.06 99.36 Average: all 1.59 0.00 0.30 0.08 0.05 97.99 Average: 0 1.91 0.00 0.32 0.10 0.05 97.62 Average: 1 1.26 0.00 0.27 0.05 0.05 98.36