---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11230 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 8.0G 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 811 5134 4 2285 7130 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:ff:77:b8 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 78794sec preferred_lft 78794sec inet6 fe80::f816:3eff:feff:77b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11230) 05/06/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:16 1.26 0.02 1.23 0.00 1.21 321.61 0.12 02:20:01 1.33 0.01 1.31 0.01 0.07 323.54 0.86 02:30:01 1.56 0.00 1.53 0.02 0.00 318.69 436.91 02:40:16 1.84 0.25 1.56 0.03 30.24 379.43 1.46 02:50:01 14.37 0.00 1.50 12.86 0.15 325.24 111792.14 03:00:07 2.15 0.40 1.72 0.03 15.67 362.39 432.59 03:10:06 22.62 2.63 17.78 2.21 212.86 3413.34 547.58 03:20:16 1.42 0.00 1.41 0.00 0.00 23.00 0.08 03:30:16 1.44 0.00 1.43 0.01 0.00 20.24 0.23 03:40:16 1.39 0.00 1.39 0.00 0.00 140.19 396.23 03:50:06 1.39 0.01 1.36 0.03 0.20 65.93 3.78 04:00:16 1.45 0.00 1.41 0.04 0.00 24.29 3.91 Average: 4.32 0.28 2.80 1.24 21.69 475.18 9227.25 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:16 6297536 7544312 275932 3.39 30532 1422144 519168 5.65 438056 1183108 184 02:20:01 6297288 7544608 275708 3.39 30740 1422472 519168 5.65 438020 1183644 276 02:30:01 6292536 7540412 279888 3.44 30940 1422808 519264 5.66 438056 1184180 128 02:40:16 6242196 7516748 303068 3.73 31336 1448740 722032 7.86 452876 1201744 232 02:50:01 6240688 7515840 303936 3.74 31540 1449116 722200 7.87 452984 1202296 300 03:00:07 6213460 7503952 315468 3.88 31912 1463876 739964 8.06 487464 1215792 172 03:10:06 5253888 7372756 398308 4.90 85244 2197740 833968 9.08 607580 1958940 276 03:20:16 5227352 7348324 422752 5.20 85376 2199728 842776 9.18 607964 1961052 204 03:30:16 5174624 7329820 441184 5.42 85500 2233820 853452 9.30 617868 1995276 33316 03:40:16 5190892 7350212 420788 5.17 85632 2237768 851476 9.27 615720 1999356 196 03:50:06 5083756 7258208 512592 6.30 85820 2252516 932008 10.15 696420 2014164 256 04:00:16 5119496 7296108 474556 5.84 85996 2254460 898528 9.79 663908 2016284 208 Average: 5719476 7426775 368682 4.53 58381 1833766 746167 8.13 543076 1592986 2979 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 1.39 0.05 0.14 0.01 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 0.36 0.04 0.05 0.01 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 1.27 0.03 3.83 0.01 0.00 0.00 0.00 0.00 02:40:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 0.49 0.23 3.08 0.05 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 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:07 ens3 11.66 5.63 20.10 3.08 0.00 0.00 0.00 0.00 03:10:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:06 ens3 65.52 49.04 395.68 9.73 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 17.43 15.33 165.40 1.29 0.00 0.00 0.00 0.00 03:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:16 ens3 4.96 4.17 39.70 0.62 0.00 0.00 0.00 0.00 03:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:16 ens3 15.76 15.07 151.04 1.64 0.00 0.00 0.00 0.00 03:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:06 ens3 12.28 11.52 122.75 1.49 0.00 0.00 0.00 0.00 04:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:16 ens3 12.53 11.38 137.76 1.05 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.99 9.37 86.64 1.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11230) 05/06/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:16 all 0.24 0.00 0.08 0.08 0.03 99.58 02:10:16 0 0.42 0.00 0.06 0.02 0.02 99.47 02:10:16 1 0.05 0.00 0.09 0.15 0.03 99.68 02:20:01 all 0.27 0.00 0.08 0.09 0.02 99.54 02:20:01 0 0.29 0.00 0.07 0.11 0.02 99.51 02:20:01 1 0.24 0.00 0.09 0.07 0.03 99.58 02:30:01 all 0.28 0.00 0.15 0.02 0.02 99.53 02:30:01 0 0.40 0.00 0.13 0.02 0.02 99.43 02:30:01 1 0.16 0.00 0.18 0.01 0.03 99.62 02:40:16 all 0.42 0.00 0.11 0.21 0.02 99.24 02:40:16 0 0.20 0.00 0.11 0.20 0.02 99.47 02:40:16 1 0.64 0.00 0.10 0.23 0.02 99.01 02:50:01 all 0.27 0.00 0.10 0.03 0.02 99.58 02:50:01 0 0.13 0.00 0.12 0.05 0.02 99.68 02:50:01 1 0.41 0.00 0.07 0.02 0.02 99.49 03:00:07 all 0.55 0.00 0.20 0.02 0.02 99.21 03:00:07 0 0.51 0.00 0.20 0.01 0.02 99.25 03:00:07 1 0.58 0.00 0.19 0.04 0.02 99.17 03:10:06 all 11.16 0.00 1.76 1.52 0.07 85.50 03:10:06 0 8.94 0.00 1.60 0.79 0.05 88.61 03:10:06 1 13.38 0.00 1.91 2.24 0.08 82.39 03:20:16 all 0.92 0.00 0.24 0.01 0.05 98.79 03:20:16 0 0.92 0.00 0.20 0.01 0.04 98.83 03:20:16 1 0.92 0.00 0.28 0.00 0.05 98.75 03:30:16 all 7.93 0.00 0.84 0.06 0.07 91.10 03:30:16 0 6.60 0.00 0.78 0.07 0.07 92.48 03:30:16 1 9.23 0.00 0.89 0.05 0.08 89.75 03:40:16 all 1.50 0.00 0.26 0.02 0.05 98.18 03:40:16 0 1.64 0.00 0.22 0.01 0.04 98.09 03:40:16 1 1.36 0.00 0.29 0.02 0.05 98.27 03:50:06 all 2.91 0.00 0.48 0.01 0.05 96.54 03:50:06 0 4.63 0.00 0.73 0.00 0.06 94.57 03:50:06 1 1.19 0.00 0.24 0.02 0.05 98.51 03:50:06 CPU %user %nice %system %iowait %steal %idle 04:00:16 all 0.93 0.00 0.31 0.16 0.04 98.56 04:00:16 0 0.97 0.00 0.40 0.16 0.05 98.43 04:00:16 1 0.89 0.00 0.23 0.15 0.04 98.69 Average: all 2.26 0.00 0.38 0.19 0.04 97.13 Average: 0 2.11 0.00 0.38 0.12 0.04 97.34 Average: 1 2.41 0.00 0.38 0.25 0.04 96.92