---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66347 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 775 5121 4 2342 7166 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:79:6e:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78780sec preferred_lft 78780sec inet6 fe80::f816:3eff:fe79:6e43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66347) 04/04/26 _x86_64_ (2 CPU) 01:54:07 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:05 1.37 0.01 1.35 0.00 1.10 16.33 0.29 02:20:01 1.24 0.00 1.22 0.02 0.01 14.92 1.21 02:30:01 1.43 0.00 1.41 0.03 0.00 17.60 1.47 02:40:05 1.35 0.00 1.33 0.02 0.00 16.17 1.19 02:50:01 1.56 0.00 1.54 0.02 0.00 19.01 0.60 03:00:01 35.18 3.03 17.32 14.83 227.89 3139.59 110229.69 03:10:05 1.59 0.02 1.56 0.00 1.17 37.22 0.07 03:20:05 1.49 0.00 1.49 0.01 0.00 24.07 0.08 03:30:01 1.71 0.00 1.67 0.04 0.00 137.53 400.75 03:40:05 1.40 0.00 1.38 0.02 0.20 45.35 3.13 03:50:00 15.65 13.64 1.93 0.08 151.87 73.31 26.69 04:00:00 3.48 0.04 2.78 0.66 1.43 114.24 1742.30 Average: 5.61 1.39 2.91 1.31 31.88 304.61 9369.61 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:05 6238176 7513112 306800 3.77 30788 1449704 522112 5.69 460108 1199932 236 02:20:01 6253104 7528564 291356 3.58 30976 1450028 522260 5.69 460160 1200452 124 02:30:01 6249088 7525120 294780 3.62 31196 1450356 522284 5.69 460172 1201000 172 02:40:05 6256436 7533024 286864 3.53 31408 1450688 522284 5.69 460372 1201544 188 02:50:01 6250640 7527936 291924 3.59 31656 1451140 522364 5.69 460636 1202116 240 03:00:01 5347396 7455348 316180 3.89 85196 2187076 552576 6.02 550236 1946008 2492 03:10:05 5252472 7363352 408236 5.02 85344 2189936 634128 6.91 597244 1948888 380 03:20:05 5254396 7367276 404140 4.97 85524 2191760 709328 7.73 622632 1950896 240 03:30:01 5161364 7309216 462276 5.68 85664 2226532 690324 7.52 652972 1985812 124 03:40:05 5202976 7360780 410612 5.05 85832 2236184 655356 7.14 617180 1995504 940 03:50:00 5076340 7298408 463920 5.70 89292 2288592 691788 7.53 654252 2050764 216 04:00:00 5133452 7273772 496556 6.11 90512 2212772 703776 7.67 717028 1975884 109580 Average: 5639653 7421326 369470 4.54 63616 1898731 604048 6.58 559416 1654900 9578 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 0.53 0.03 0.06 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 0.29 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 0.29 0.05 0.08 0.03 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 0.37 0.08 0.10 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 0.27 0.07 0.07 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 56.01 39.22 297.42 11.15 0.00 0.00 0.00 0.00 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 24.71 20.55 222.99 2.35 0.00 0.00 0.00 0.00 03:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:05 ens3 9.85 8.97 61.35 0.93 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 13.94 12.62 157.80 1.25 0.00 0.00 0.00 0.00 03:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:05 ens3 7.43 6.62 33.31 0.93 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 19.47 18.79 229.54 1.83 0.00 0.00 0.00 0.00 04:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 17.32 14.25 72.40 12.88 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 12.54 10.11 89.52 2.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66347) 04/04/26 _x86_64_ (2 CPU) 01:54:07 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:05 all 0.27 0.00 0.07 0.01 0.03 99.63 02:10:05 0 0.23 0.00 0.05 0.00 0.02 99.69 02:10:05 1 0.30 0.00 0.09 0.02 0.03 99.56 02:20:01 all 0.23 0.00 0.07 0.01 0.03 99.66 02:20:01 0 0.42 0.00 0.07 0.02 0.03 99.46 02:20:01 1 0.04 0.00 0.07 0.00 0.03 99.85 02:30:01 all 0.19 0.00 0.16 0.02 0.02 99.60 02:30:01 0 0.19 0.00 0.16 0.01 0.02 99.62 02:30:01 1 0.20 0.00 0.16 0.03 0.03 99.58 02:40:05 all 0.26 0.00 0.07 0.05 0.02 99.60 02:40:05 0 0.31 0.00 0.06 0.02 0.02 99.58 02:40:05 1 0.20 0.00 0.08 0.08 0.02 99.62 02:50:01 all 0.24 0.00 0.09 0.02 0.02 99.62 02:50:01 0 0.34 0.00 0.08 0.01 0.02 99.54 02:50:01 1 0.14 0.00 0.10 0.03 0.03 99.71 03:00:01 all 10.95 0.00 1.80 0.95 0.04 86.26 03:00:01 0 6.55 0.00 1.48 1.08 0.04 90.86 03:00:01 1 15.35 0.00 2.12 0.83 0.04 81.66 03:10:05 all 1.16 0.00 0.30 0.03 0.04 98.48 03:10:05 0 1.22 0.00 0.36 0.04 0.05 98.33 03:10:05 1 1.10 0.00 0.23 0.01 0.03 98.63 03:20:05 all 2.67 0.00 0.36 0.01 0.04 96.92 03:20:05 0 3.69 0.00 0.44 0.00 0.04 95.81 03:20:05 1 1.65 0.00 0.28 0.01 0.04 98.01 03:30:01 all 6.48 0.00 0.71 0.01 0.06 92.74 03:30:01 0 3.56 0.00 0.54 0.01 0.06 95.83 03:30:01 1 9.40 0.00 0.88 0.01 0.06 89.65 03:40:05 all 2.15 0.00 0.32 0.03 0.05 97.45 03:40:05 0 1.34 0.00 0.17 0.00 0.04 98.44 03:40:05 1 2.96 0.00 0.47 0.06 0.06 96.46 03:50:00 all 1.71 0.18 0.46 0.16 0.05 97.44 03:50:00 0 2.18 0.35 0.61 0.28 0.05 96.52 03:50:00 1 1.24 0.02 0.30 0.03 0.05 98.36 03:50:00 CPU %user %nice %system %iowait %steal %idle 04:00:00 all 2.61 0.00 0.42 0.04 0.05 96.87 04:00:00 0 1.71 0.00 0.28 0.01 0.04 97.96 04:00:00 1 3.52 0.00 0.57 0.07 0.07 95.77 Average: all 2.40 0.02 0.40 0.11 0.04 97.03 Average: 0 1.81 0.03 0.36 0.12 0.04 97.65 Average: 1 3.00 0.00 0.44 0.10 0.04 96.42