---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5773 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 763 4974 4 2496 7178 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:86:7a:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79049sec preferred_lft 79049sec inet6 fe80::f816:3eff:fe86:7ab3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5773) 03/19/26 _x86_64_ (2 CPU) 04:33:35 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 13.94 0.01 1.40 12.54 0.20 16.81 109169.61 05:00:19 2.08 0.31 1.74 0.03 38.92 74.04 851.80 05:10:01 1.32 0.00 1.31 0.01 0.00 15.68 0.74 05:20:19 1.39 0.00 1.38 0.02 0.01 16.52 1.18 05:30:19 1.70 0.00 1.67 0.03 0.00 20.53 436.82 05:40:19 22.85 3.01 17.60 2.23 227.62 3069.12 899.89 05:50:19 1.42 0.01 1.42 0.00 0.48 58.31 0.00 06:00:19 1.46 0.00 1.44 0.02 0.00 19.09 0.24 06:10:19 1.40 0.00 1.39 0.01 0.00 261.89 0.13 06:20:19 1.70 0.00 1.67 0.03 0.00 271.27 0.32 06:30:19 1.44 0.01 1.40 0.03 0.09 18.91 0.36 Average: 4.60 0.30 2.94 1.36 24.34 348.56 10101.19 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 6298544 7545480 275008 3.38 30620 1422016 527288 5.74 441608 1183420 280 05:00:19 6261056 7536952 283000 3.48 31020 1450192 527432 5.74 453524 1200612 144 05:10:01 6260580 7537000 282952 3.48 31204 1450516 527424 5.74 453764 1201128 124 05:20:19 6260328 7537304 282676 3.48 31428 1450840 527600 5.75 454024 1201676 124 05:30:19 6251940 7529604 290336 3.57 31652 1451300 582752 6.35 461768 1202228 140 05:40:19 5364792 7468688 303148 3.73 85008 2183056 562580 6.13 548176 1941812 9244 05:50:19 5061916 7166612 605372 7.44 85120 2183896 862560 9.39 821404 1942764 188 06:00:19 5072596 7177944 593968 7.30 85252 2184416 848624 9.24 790160 1943416 124 06:10:19 5075580 7255700 515640 6.34 85424 2258460 805352 8.77 748100 2017632 124 06:20:19 4846456 7103676 666352 8.19 85636 2334296 933712 10.17 876828 2093552 124 06:30:19 4893108 7150936 619012 7.61 85784 2334744 896472 9.76 839668 2094148 208 Average: 5604263 7364536 428860 5.27 60741 1882157 691072 7.53 626275 1638399 984 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.77 0.08 0.13 0.05 0.00 0.00 0.00 0.00 05:00:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:00:19 ens3 0.80 0.26 5.55 0.07 0.00 0.00 0.00 0.00 05:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 0.56 0.07 0.88 0.04 0.00 0.00 0.00 0.00 05:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:19 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 05:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:19 ens3 0.30 0.21 0.07 0.47 0.00 0.00 0.00 0.00 05:40:19 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 05:40:19 ens3 60.72 41.17 295.20 10.86 0.00 0.00 0.00 0.00 05:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:19 ens3 43.68 37.48 590.15 2.74 0.00 0.00 0.00 0.00 06:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:19 ens3 80.57 75.29 1269.35 4.95 0.00 0.00 0.00 0.00 06:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:19 ens3 25.49 23.89 428.25 1.69 0.00 0.00 0.00 0.00 06:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:19 ens3 32.91 31.53 531.55 2.09 0.00 0.00 0.00 0.00 06:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:19 ens3 5.94 5.22 76.82 0.51 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 22.85 19.52 289.96 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5773) 03/19/26 _x86_64_ (2 CPU) 04:33:35 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 0.28 0.00 0.10 0.03 0.04 99.56 04:50:01 0 0.48 0.00 0.05 0.01 0.02 99.43 04:50:01 1 0.07 0.00 0.14 0.06 0.05 99.68 05:00:19 all 0.39 0.00 0.20 0.03 0.04 99.34 05:00:19 0 0.47 0.00 0.16 0.02 0.03 99.31 05:00:19 1 0.30 0.00 0.24 0.03 0.05 99.38 05:10:01 all 0.26 0.00 0.08 0.01 0.04 99.61 05:10:01 0 0.46 0.00 0.06 0.00 0.03 99.45 05:10:01 1 0.06 0.00 0.10 0.02 0.04 99.78 05:20:19 all 0.20 0.00 0.08 0.01 0.04 99.68 05:20:19 0 0.35 0.00 0.07 0.00 0.03 99.55 05:20:19 1 0.05 0.00 0.09 0.02 0.04 99.81 05:30:19 all 0.28 0.00 0.17 0.02 0.04 99.50 05:30:19 0 0.26 0.00 0.17 0.03 0.03 99.51 05:30:19 1 0.30 0.00 0.17 0.01 0.04 99.49 05:40:19 all 10.42 0.00 1.59 0.54 0.05 87.40 05:40:19 0 12.75 0.00 1.82 0.34 0.06 85.04 05:40:19 1 8.09 0.00 1.35 0.74 0.04 89.77 05:50:19 all 0.78 0.00 0.31 0.01 0.08 98.83 05:50:19 0 1.01 0.00 0.31 0.01 0.06 98.61 05:50:19 1 0.54 0.00 0.31 0.01 0.09 99.05 06:00:19 all 1.05 0.00 0.62 0.01 0.09 98.23 06:00:19 0 0.71 0.00 0.26 0.02 0.05 98.96 06:00:19 1 1.39 0.00 0.99 0.00 0.12 97.50 06:10:19 all 0.73 0.00 0.25 0.02 0.08 98.93 06:10:19 0 0.82 0.00 0.35 0.02 0.09 98.72 06:10:19 1 0.64 0.00 0.15 0.01 0.07 99.13 06:20:19 all 0.81 0.00 0.27 0.02 0.08 98.82 06:20:19 0 0.89 0.00 0.30 0.02 0.09 98.70 06:20:19 1 0.72 0.00 0.23 0.02 0.08 98.95 06:30:19 all 0.44 0.00 0.25 0.01 0.08 99.22 06:30:19 0 0.40 0.00 0.29 0.02 0.09 99.21 06:30:19 1 0.47 0.00 0.22 0.00 0.07 99.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.42 0.00 0.35 0.06 0.06 98.11 Average: 0 1.69 0.00 0.35 0.05 0.05 97.87 Average: 1 1.15 0.00 0.36 0.08 0.06 98.35