---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10741 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 8.2G 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 770 4903 4 2567 7171 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:17:a9:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78947sec preferred_lft 78947sec inet6 fe80::f816:3eff:fe17:a911/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10741) 05/04/26 _x86_64_ (2 CPU) 03:27:17 LINUX RESTART (2 CPU) 03:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:17 1.32 0.02 1.30 0.00 1.24 15.78 0.12 03:50:01 15.87 13.91 1.90 0.07 155.20 43.50 7.53 04:00:08 13.99 0.00 1.52 12.46 0.14 18.27 108345.05 04:10:18 1.68 0.25 1.42 0.01 30.46 71.56 0.17 04:20:01 1.20 0.00 1.20 0.00 0.01 14.80 0.00 04:30:18 1.38 0.00 1.37 0.01 0.00 17.05 420.23 04:40:20 23.25 3.02 18.01 2.22 227.17 3154.32 544.24 04:50:01 1.18 0.00 1.18 0.00 0.00 14.88 0.00 05:00:20 1.80 0.00 1.78 0.02 0.00 101.32 0.81 05:10:18 1.57 0.00 1.57 0.01 0.00 381.53 0.04 05:20:01 1.43 0.00 1.43 0.00 0.00 61.92 0.03 05:30:20 3.33 0.04 2.78 0.51 1.38 679.24 2032.87 Average: 5.66 1.41 2.96 1.29 34.37 383.30 9386.79 03:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:17 6284232 7535164 285216 3.51 30636 1426140 528420 5.76 445068 1187176 176 03:50:01 6218388 7526440 284864 3.50 34796 1470760 527492 5.75 445592 1235348 252 04:00:08 6204676 7513360 297672 3.66 35008 1471128 527500 5.75 445736 1235908 132 04:10:18 6165264 7500568 309992 3.81 35360 1497056 722064 7.86 460256 1253424 128 04:20:01 6165024 7500960 309660 3.81 35524 1497520 722064 7.86 460440 1253924 272 04:30:18 6174400 7510908 299576 3.68 35728 1497848 722064 7.86 460720 1254456 168 04:40:20 5038788 7216508 545472 6.71 88956 2244524 977892 10.65 751632 2008772 168 04:50:01 5065848 7244080 517936 6.37 89060 2244900 926304 10.09 699304 2009284 176 05:00:20 5054344 7257864 504004 6.20 89196 2270084 974352 10.61 731316 2034572 160 05:10:18 4810888 7125568 634760 7.81 89348 2379712 1101076 11.99 857784 2144268 152 05:20:01 4784928 7113492 646572 7.95 89476 2393276 1093324 11.91 850748 2157948 124 05:30:20 4977300 7334920 432316 5.32 90620 2427856 854800 9.31 653204 2193380 41560 Average: 5578673 7364986 422337 5.19 61976 1901734 806446 8.78 605150 1664038 3622 03:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:17 ens3 0.81 0.06 0.10 0.03 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.48 0.06 0.07 0.02 0.00 0.00 0.00 0.00 04:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:08 ens3 0.32 0.06 0.23 0.03 0.00 0.00 0.00 0.00 04:10:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:10:18 ens3 0.42 0.20 3.07 0.03 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 0.21 0.06 0.05 0.02 0.00 0.00 0.00 0.00 04:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:18 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:40:20 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 04:40:20 ens3 99.09 67.28 694.41 12.97 0.00 0.00 0.00 0.00 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 35.99 28.88 474.09 1.94 0.00 0.00 0.00 0.00 05:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:20 ens3 77.94 72.44 1179.86 4.81 0.00 0.00 0.00 0.00 05:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:18 ens3 29.12 26.34 417.67 1.76 0.00 0.00 0.00 0.00 05:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 25.64 23.23 380.16 1.56 0.00 0.00 0.00 0.00 05:30:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:20 ens3 31.27 25.11 277.89 21.58 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 25.26 20.44 287.23 3.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10741) 05/04/26 _x86_64_ (2 CPU) 03:27:17 LINUX RESTART (2 CPU) 03:30:17 CPU %user %nice %system %iowait %steal %idle 03:40:17 all 0.30 0.00 0.10 1.28 0.03 98.28 03:40:17 0 0.43 0.00 0.09 1.22 0.03 98.23 03:40:17 1 0.18 0.00 0.11 1.33 0.04 98.34 03:50:01 all 0.28 0.21 0.16 0.18 0.02 99.15 03:50:01 0 0.30 0.00 0.09 0.01 0.02 99.58 03:50:01 1 0.26 0.41 0.23 0.35 0.02 98.72 04:00:08 all 0.28 0.00 0.18 0.04 0.02 99.48 04:00:08 0 0.37 0.00 0.15 0.01 0.02 99.45 04:00:08 1 0.20 0.00 0.20 0.07 0.02 99.52 04:10:18 all 0.37 0.00 0.11 0.29 0.02 99.20 04:10:18 0 0.49 0.00 0.08 0.41 0.01 99.00 04:10:18 1 0.26 0.00 0.14 0.17 0.02 99.40 04:20:01 all 0.27 0.00 0.10 0.11 0.04 99.48 04:20:01 0 0.42 0.00 0.08 0.14 0.04 99.32 04:20:01 1 0.12 0.00 0.12 0.08 0.04 99.65 04:30:18 all 0.26 0.00 0.16 0.01 0.02 99.54 04:30:18 0 0.34 0.00 0.14 0.01 0.02 99.49 04:30:18 1 0.19 0.00 0.18 0.02 0.03 99.59 04:40:20 all 11.44 0.00 1.84 0.90 0.06 85.76 04:40:20 0 11.19 0.00 1.70 0.95 0.05 86.12 04:40:20 1 11.69 0.00 1.98 0.85 0.07 85.41 04:50:01 all 0.62 0.00 0.27 0.05 0.05 99.00 04:50:01 0 0.61 0.00 0.22 0.07 0.05 99.06 04:50:01 1 0.63 0.00 0.32 0.04 0.06 98.95 05:00:20 all 1.13 0.00 0.66 0.03 0.05 98.13 05:00:20 0 1.10 0.00 0.55 0.04 0.04 98.27 05:00:20 1 1.15 0.00 0.77 0.03 0.06 97.99 05:10:18 all 0.86 0.00 0.23 0.03 0.05 98.83 05:10:18 0 0.84 0.00 0.20 0.03 0.04 98.89 05:10:18 1 0.88 0.00 0.26 0.03 0.05 98.78 05:20:01 all 0.68 0.00 0.26 0.01 0.04 99.01 05:20:01 0 0.87 0.00 0.33 0.00 0.04 98.77 05:20:01 1 0.50 0.00 0.19 0.02 0.05 99.25 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:20 all 2.61 0.00 0.52 0.14 0.04 96.68 05:30:20 0 1.68 0.00 0.40 0.10 0.03 97.80 05:30:20 1 3.55 0.00 0.64 0.19 0.06 95.56 Average: all 1.60 0.02 0.38 0.26 0.04 97.71 Average: 0 1.56 0.00 0.34 0.25 0.03 97.82 Average: 1 1.64 0.03 0.43 0.26 0.04 97.59