---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6525 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 8.2G 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 737 4974 4 2521 7204 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:b5:d6:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78866sec preferred_lft 78866sec inet6 fe80::f816:3eff:feb5:d6a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6525) 03/21/26 _x86_64_ (2 CPU) 00:41:25 LINUX RESTART (2 CPU) 00:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 2.07 0.35 1.68 0.03 41.20 74.41 654.24 01:10:04 1.24 0.00 1.23 0.02 0.00 14.34 1.20 01:20:03 1.25 0.00 1.24 0.01 0.01 14.73 0.25 01:30:04 1.41 0.00 1.40 0.01 0.00 17.53 870.64 01:40:04 1.28 0.00 1.28 0.00 0.00 14.98 0.00 01:50:04 35.15 3.01 16.79 15.36 226.00 3102.92 108547.16 02:00:05 1.62 0.00 1.60 0.01 0.48 31.49 0.36 02:10:05 1.22 0.00 1.22 0.00 0.00 15.82 0.00 02:20:05 1.50 0.00 1.49 0.01 0.00 295.20 0.12 02:30:05 1.72 0.00 1.67 0.05 0.00 280.50 0.61 02:40:05 1.36 0.00 1.34 0.01 0.00 16.45 0.11 Average: 4.53 0.31 2.81 1.41 24.35 352.77 10014.30 00:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 6249108 7524976 295032 3.63 30872 1450296 733880 7.99 463156 1200284 296 01:10:04 6248132 7524532 295504 3.63 31072 1450624 733940 7.99 463616 1200812 200 01:20:03 6252464 7529376 290624 3.57 31244 1450952 734068 8.00 463904 1201312 184 01:30:04 6248928 7526528 293360 3.61 31436 1451404 734148 8.00 463852 1201828 180 01:40:04 6248928 7527032 292852 3.60 31604 1451732 734140 8.00 464068 1202324 188 01:50:04 5364464 7468152 303472 3.73 84876 2182932 760168 8.28 547212 1941672 2476 02:00:05 5032540 7137048 634540 7.80 84992 2183768 1068084 11.63 828500 1942628 220 02:10:05 5089304 7194460 577120 7.10 85128 2184288 1050236 11.44 793248 1943276 252 02:20:05 5038764 7228736 542144 6.67 85272 2268280 1035336 11.28 779668 2027420 192 02:30:05 4803072 7072868 696636 8.57 85452 2346824 1150500 12.53 895288 2106016 192 02:40:05 4843256 7113592 655904 8.07 85584 2347232 1112304 12.12 857164 2106548 252 Average: 5583542 7349755 443381 5.45 60685 1888030 895164 9.75 638152 1643102 421 00:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 1.48 0.36 3.26 0.16 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 0.54 0.06 0.65 0.04 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.67 0.30 0.29 0.86 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 0.34 0.07 0.10 0.05 0.00 0.00 0.00 0.00 01:50:04 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:04 ens3 60.78 41.99 294.88 10.95 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 42.67 38.25 612.33 2.84 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 81.19 78.42 1314.22 5.13 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 27.70 26.91 451.21 1.80 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 35.84 34.58 553.17 2.31 0.00 0.00 0.00 0.00 02:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 5.48 5.06 80.14 0.40 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 23.37 20.56 301.00 2.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6525) 03/21/26 _x86_64_ (2 CPU) 00:41:25 LINUX RESTART (2 CPU) 00:50:04 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.47 0.00 0.20 0.03 0.02 99.28 01:00:04 0 0.37 0.00 0.20 0.04 0.02 99.38 01:00:04 1 0.57 0.00 0.21 0.02 0.01 99.19 01:10:04 all 0.24 0.00 0.07 0.01 0.02 99.67 01:10:04 0 0.43 0.00 0.06 0.02 0.01 99.49 01:10:04 1 0.05 0.00 0.09 0.00 0.02 99.84 01:20:03 all 0.23 0.00 0.08 0.01 0.02 99.66 01:20:03 0 0.40 0.00 0.06 0.01 0.02 99.51 01:20:03 1 0.07 0.00 0.10 0.01 0.02 99.81 01:30:04 all 0.29 0.00 0.16 0.01 0.02 99.53 01:30:04 0 0.49 0.00 0.13 0.02 0.01 99.34 01:30:04 1 0.08 0.00 0.19 0.00 0.02 99.71 01:40:04 all 0.22 0.00 0.07 0.01 0.02 99.69 01:40:04 0 0.26 0.00 0.06 0.02 0.01 99.65 01:40:04 1 0.17 0.00 0.08 0.00 0.02 99.72 01:50:04 all 10.64 0.00 1.65 0.74 0.04 86.92 01:50:04 0 7.77 0.00 1.35 0.58 0.04 90.26 01:50:04 1 13.51 0.00 1.96 0.89 0.04 83.59 02:00:05 all 0.83 0.00 0.41 0.01 0.04 98.71 02:00:05 0 0.64 0.00 0.39 0.01 0.05 98.92 02:00:05 1 1.02 0.00 0.43 0.02 0.04 98.50 02:10:05 all 1.04 0.00 0.56 0.01 0.04 98.35 02:10:05 0 0.61 0.00 0.24 0.00 0.04 99.11 02:10:05 1 1.47 0.00 0.87 0.01 0.05 97.59 02:20:05 all 0.77 0.00 0.31 0.03 0.04 98.84 02:20:05 0 0.87 0.00 0.41 0.04 0.06 98.62 02:20:05 1 0.67 0.00 0.21 0.02 0.03 99.07 02:30:05 all 0.88 0.00 0.37 0.03 0.04 98.69 02:30:05 0 0.67 0.00 0.24 0.02 0.03 99.04 02:30:05 1 1.08 0.00 0.50 0.03 0.06 98.33 02:40:05 all 0.42 0.00 0.17 0.01 0.04 99.35 02:40:05 0 0.46 0.00 0.08 0.02 0.02 99.42 02:40:05 1 0.38 0.00 0.26 0.01 0.06 99.29 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.46 0.00 0.37 0.08 0.03 98.06 Average: 0 1.18 0.00 0.29 0.07 0.03 98.43 Average: 1 1.74 0.00 0.45 0.09 0.03 97.69