---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16655 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 8.0G 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 762 5181 4 2287 7179 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:ac:e3:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78762sec preferred_lft 78762sec inet6 fe80::f816:3eff:feac:e36f/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-16655) 05/19/26 _x86_64_ (2 CPU) 01:47:51 LINUX RESTART (2 CPU) 01:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.45 0.03 1.41 0.01 1.29 17.46 455.23 02:10:07 1.19 0.01 1.18 0.00 0.05 14.60 0.12 02:20:17 1.93 0.25 1.66 0.01 31.51 73.78 0.34 02:30:01 1.50 0.00 1.47 0.03 0.00 18.09 448.84 02:40:17 1.33 0.00 1.32 0.02 0.00 15.86 1.29 02:50:07 14.67 0.41 1.48 12.78 16.25 49.92 110998.74 03:00:01 22.13 2.63 17.24 2.26 213.69 3187.34 1287.13 03:10:17 1.29 0.00 1.28 0.00 0.00 21.77 0.08 03:20:17 1.33 0.00 1.33 0.00 0.00 18.52 0.00 03:30:02 1.50 0.00 1.48 0.02 0.00 144.86 413.80 03:40:07 1.38 0.00 1.37 0.01 0.20 64.47 0.65 03:50:17 1.17 0.00 1.16 0.01 0.00 20.58 0.10 Average: 4.21 0.28 2.69 1.24 21.80 301.73 9319.37 01:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6286812 7533904 286520 3.52 30544 1422240 524572 5.71 449144 1183144 192 02:10:07 6286560 7534196 286212 3.52 30724 1422572 524572 5.71 449272 1183680 216 02:20:17 6255232 7529880 290144 3.57 31076 1448872 524740 5.72 458444 1201264 132 02:30:01 6264404 7539648 280232 3.45 31308 1449200 524740 5.72 458528 1201824 124 02:40:17 6277464 7553252 266644 3.28 31512 1449528 524828 5.72 458872 1202356 184 02:50:07 6237428 7528480 291008 3.58 31856 1464392 542688 5.91 483964 1215872 348 03:00:01 5253324 7374984 396232 4.87 85160 2200356 629472 6.86 594376 1961260 124 03:10:17 5248228 7372020 399252 4.91 85308 2202340 654860 7.13 611628 1963392 224 03:20:17 5204112 7362220 409068 5.03 85440 2236476 674944 7.35 629864 1997660 33320 03:30:02 5222092 7384248 386952 4.76 85584 2240328 647664 7.05 602212 2001656 276 03:40:07 5102052 7279332 491700 6.05 85732 2255104 728220 7.93 683036 2016452 168 03:50:17 5135580 7314968 456040 5.61 85872 2257048 694740 7.57 649524 2018536 216 Average: 5731107 7442261 353334 4.34 58343 1837371 599670 6.53 544072 1595591 2960 01:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.77 0.07 0.10 0.04 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.40 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:17 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:17 ens3 0.48 0.24 3.08 0.03 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 0.34 0.04 0.96 0.01 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.29 0.04 0.07 0.03 0.00 0.00 0.00 0.00 02:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 8.90 4.49 20.29 3.00 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 61.80 44.54 399.91 9.46 0.00 0.00 0.00 0.00 03:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:17 ens3 11.76 10.69 163.51 1.00 0.00 0.00 0.00 0.00 03:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:17 ens3 5.53 4.14 41.09 0.57 0.00 0.00 0.00 0.00 03:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:02 ens3 12.77 11.80 153.39 1.46 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 9.36 9.05 119.48 1.31 0.00 0.00 0.00 0.00 03:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:17 ens3 10.26 9.86 137.57 0.93 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 10.20 7.91 86.72 1.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16655) 05/19/26 _x86_64_ (2 CPU) 01:47:51 LINUX RESTART (2 CPU) 01:50:27 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.28 0.00 0.17 0.01 0.04 99.50 02:00:01 0 0.09 0.00 0.18 0.02 0.04 99.67 02:00:01 1 0.47 0.00 0.16 0.00 0.03 99.34 02:10:07 all 0.24 0.00 0.08 0.01 0.03 99.64 02:10:07 0 0.36 0.00 0.05 0.01 0.03 99.54 02:10:07 1 0.12 0.00 0.10 0.01 0.03 99.75 02:20:17 all 0.37 0.00 0.10 0.05 0.04 99.45 02:20:17 0 0.48 0.00 0.06 0.07 0.03 99.36 02:20:17 1 0.25 0.00 0.15 0.02 0.05 99.54 02:30:01 all 0.25 0.00 0.16 0.01 0.04 99.54 02:30:01 0 0.36 0.00 0.14 0.00 0.03 99.46 02:30:01 1 0.13 0.00 0.19 0.02 0.04 99.62 02:40:17 all 0.23 0.00 0.08 0.01 0.03 99.65 02:40:17 0 0.41 0.00 0.06 0.01 0.03 99.50 02:40:17 1 0.06 0.00 0.10 0.01 0.04 99.79 02:50:07 all 0.53 0.00 0.11 0.04 0.04 99.29 02:50:07 0 0.33 0.00 0.11 0.04 0.04 99.48 02:50:07 1 0.72 0.00 0.11 0.03 0.03 99.10 03:00:01 all 10.90 0.00 1.80 0.50 0.07 86.73 03:00:01 0 13.56 0.00 2.02 0.64 0.06 83.73 03:00:01 1 8.23 0.00 1.59 0.37 0.07 89.74 03:10:17 all 0.99 0.00 0.22 0.01 0.06 98.73 03:10:17 0 0.64 0.00 0.14 0.01 0.04 99.17 03:10:17 1 1.34 0.00 0.30 0.01 0.07 98.28 03:20:17 all 6.65 0.00 0.72 0.01 0.08 92.55 03:20:17 0 6.64 0.00 0.77 0.00 0.08 92.51 03:20:17 1 6.65 0.00 0.67 0.01 0.09 92.58 03:30:02 all 1.52 0.00 0.33 0.01 0.06 98.07 03:30:02 0 1.23 0.00 0.35 0.02 0.07 98.34 03:30:02 1 1.82 0.00 0.31 0.01 0.06 97.81 03:40:07 all 2.93 0.00 0.48 0.03 0.07 96.50 03:40:07 0 2.58 0.00 0.41 0.00 0.08 96.93 03:40:07 1 3.28 0.00 0.55 0.05 0.06 96.06 03:40:07 CPU %user %nice %system %iowait %steal %idle 03:50:17 all 0.92 0.00 0.21 0.01 0.06 98.79 03:50:17 0 0.93 0.00 0.21 0.01 0.07 98.78 03:50:17 1 0.91 0.00 0.22 0.01 0.05 98.81 Average: all 2.13 0.00 0.37 0.06 0.05 97.39 Average: 0 2.28 0.00 0.37 0.07 0.05 97.23 Average: 1 1.98 0.00 0.37 0.05 0.05 97.55