---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1139 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: 5599.94 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 787 5109 4 2342 7154 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:76:ab:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78808sec preferred_lft 78808sec inet6 fe80::f816:3eff:fe76:abb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1139) 04/08/26 _x86_64_ (2 CPU) 01:48:24 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.52 0.02 1.49 0.01 1.23 18.79 647.10 02:10:00 1.21 0.01 1.20 0.00 0.05 14.62 0.12 02:20:01 1.19 0.00 1.19 0.00 0.01 14.31 0.00 02:30:07 2.08 0.31 1.74 0.02 38.63 74.97 647.15 02:40:00 1.18 0.00 1.18 0.00 0.00 14.47 0.00 02:50:01 1.77 0.42 1.35 0.00 17.95 47.65 0.04 03:00:00 24.41 2.62 19.50 2.29 210.63 3133.91 1076.90 03:10:07 1.36 0.00 1.34 0.02 0.00 21.57 1.27 03:20:00 1.34 0.00 1.33 0.02 0.00 19.37 1.11 03:30:07 29.21 13.39 2.46 13.37 149.14 172.07 105881.08 03:40:07 1.38 0.00 1.35 0.02 0.20 64.25 1.29 03:50:00 1.31 0.00 1.28 0.02 0.00 21.59 1.35 Average: 5.69 1.41 2.95 1.33 34.98 301.39 9122.91 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6271136 7517460 302896 3.72 30568 1421648 535388 5.83 455608 1183076 172 02:10:00 6270240 7517064 303292 3.73 30740 1421976 535452 5.83 455708 1183576 120 02:20:01 6269484 7516804 303508 3.73 30904 1422304 535556 5.83 455728 1184068 244 02:30:07 6212336 7488444 331112 4.07 31292 1450296 733644 7.99 472712 1201384 116 02:40:00 6212096 7488712 330800 4.07 31460 1450628 733692 7.99 472952 1201884 124 02:50:01 6210224 7502676 316444 3.89 31776 1466064 752116 8.19 498272 1215420 212 03:00:00 5243460 7352924 418308 5.14 85072 2188720 834600 9.09 609544 1947924 124 03:10:07 5236244 7347892 423352 5.21 85268 2190712 843396 9.19 609764 1950108 476 03:20:00 5235072 7347904 423388 5.21 85440 2191720 863000 9.40 629032 1951292 128 03:30:07 5140640 7346732 415436 5.11 88852 2273216 852924 9.29 618108 2035432 232 03:40:07 5090544 7311696 450268 5.54 89056 2287864 876068 9.54 641628 2050288 124 03:50:00 5081024 7304272 457712 5.63 89228 2289772 900404 9.81 665896 2052368 128 Average: 5706042 7420215 373043 4.59 59138 1837910 749687 8.17 548746 1596402 183 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 1.27 0.08 0.16 0.04 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.81 0.04 8.11 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 0.25 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.43 0.21 3.03 0.03 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.30 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 9.36 3.90 19.98 2.31 0.00 0.00 0.00 0.00 03:00:00 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:00 ens3 62.02 47.85 390.62 9.95 0.00 0.00 0.00 0.00 03:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:07 ens3 17.19 15.05 166.22 1.27 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 3.29 2.85 5.13 0.48 0.00 0.00 0.00 0.00 03:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:07 ens3 18.20 16.50 183.61 1.74 0.00 0.00 0.00 0.00 03:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:07 ens3 12.50 12.09 120.73 1.52 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 13.96 13.27 141.71 1.16 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 11.65 9.34 86.78 1.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1139) 04/08/26 _x86_64_ (2 CPU) 01:48:24 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.29 0.00 0.17 0.01 0.04 99.49 02:00:07 0 0.39 0.00 0.14 0.02 0.04 99.42 02:00:07 1 0.20 0.00 0.20 0.01 0.05 99.55 02:10:00 all 0.23 0.00 0.08 0.01 0.04 99.64 02:10:00 0 0.40 0.00 0.07 0.01 0.03 99.50 02:10:00 1 0.07 0.00 0.09 0.02 0.04 99.77 02:20:01 all 0.21 0.00 0.08 0.02 0.04 99.66 02:20:01 0 0.26 0.00 0.06 0.01 0.03 99.65 02:20:01 1 0.16 0.00 0.09 0.02 0.04 99.68 02:30:07 all 0.38 0.00 0.20 0.28 0.03 99.10 02:30:07 0 0.29 0.00 0.19 0.15 0.03 99.33 02:30:07 1 0.48 0.00 0.21 0.41 0.03 98.88 02:40:00 all 0.29 0.00 0.07 0.08 0.03 99.53 02:40:00 0 0.07 0.00 0.08 0.09 0.03 99.72 02:40:00 1 0.50 0.00 0.06 0.06 0.03 99.34 02:50:01 all 0.55 0.00 0.11 0.03 0.03 99.27 02:50:01 0 0.65 0.00 0.08 0.05 0.03 99.19 02:50:01 1 0.45 0.00 0.14 0.02 0.03 99.36 03:00:00 all 11.20 0.00 1.87 3.88 0.06 82.99 03:00:00 0 10.08 0.00 1.80 4.71 0.07 83.35 03:00:00 1 12.33 0.00 1.93 3.05 0.06 82.63 03:10:07 all 1.06 0.00 0.25 0.01 0.06 98.62 03:10:07 0 1.16 0.00 0.28 0.01 0.06 98.49 03:10:07 1 0.96 0.00 0.22 0.01 0.06 98.75 03:20:00 all 6.60 0.00 0.53 0.01 0.08 92.78 03:20:00 0 5.57 0.00 0.44 0.01 0.08 93.90 03:20:00 1 7.64 0.00 0.63 0.01 0.07 91.66 03:30:07 all 1.57 0.17 0.46 0.16 0.07 97.58 03:30:07 0 2.41 0.01 0.47 0.05 0.08 96.99 03:30:07 1 0.73 0.32 0.44 0.28 0.06 98.17 03:40:07 all 2.85 0.00 0.48 0.01 0.06 96.61 03:40:07 0 0.88 0.00 0.21 0.01 0.05 98.86 03:40:07 1 4.81 0.00 0.75 0.01 0.06 94.36 03:40:07 CPU %user %nice %system %iowait %steal %idle 03:50:00 all 0.90 0.00 0.21 0.01 0.07 98.81 03:50:00 0 1.02 0.00 0.22 0.01 0.08 98.68 03:50:00 1 0.78 0.00 0.20 0.02 0.06 98.95 Average: all 2.16 0.01 0.37 0.38 0.05 97.03 Average: 0 1.92 0.00 0.34 0.42 0.05 97.27 Average: 1 2.40 0.03 0.41 0.33 0.05 96.78