---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53959 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 753 5000 4 2479 7188 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:72:62:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78476sec preferred_lft 78476sec inet6 fe80::f816:3eff:fe72:6281/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53959) 03/29/26 _x86_64_ (2 CPU) 00:58:05 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.43 0.02 1.41 0.00 1.24 16.54 0.12 01:20:03 1.36 0.01 1.34 0.01 0.07 15.68 0.72 01:30:01 2.13 0.32 1.78 0.04 39.09 75.36 874.13 01:40:01 1.34 0.00 1.34 0.00 0.00 15.81 0.00 01:50:03 1.34 0.00 1.34 0.00 0.00 16.03 0.00 02:00:01 1.57 0.00 1.55 0.02 0.00 18.99 873.75 02:10:01 21.71 3.03 16.46 2.23 227.73 3081.00 492.54 02:20:03 15.07 0.01 1.66 13.40 0.62 30.76 106509.48 02:30:01 1.42 0.00 1.40 0.02 0.00 19.04 0.49 02:40:01 1.32 0.00 1.32 0.01 0.00 188.33 1.33 02:50:03 1.36 0.00 1.34 0.02 0.00 270.74 3.10 03:00:01 1.58 0.00 1.54 0.04 0.00 57.41 3.25 03:10:01 7.12 0.08 5.28 1.76 6.13 917.73 3686.32 Average: 4.52 0.27 2.90 1.35 21.14 363.44 8672.12 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 6292656 7539300 281272 3.46 30528 1421808 521708 5.68 443136 1182976 124 01:20:03 6292656 7539832 280796 3.45 30724 1422140 521780 5.68 443528 1183504 184 01:30:01 6254400 7530308 289632 3.56 31148 1450032 727632 7.93 460408 1200756 236 01:40:01 6254400 7530816 289152 3.56 31324 1450356 727696 7.93 460460 1201256 240 01:50:03 6255836 7532760 287168 3.53 31496 1450688 727696 7.93 460644 1201760 192 02:00:01 6251620 7529184 290692 3.57 31664 1451144 727760 7.93 460868 1202256 124 02:10:01 5347804 7455276 316296 3.89 84976 2186580 761816 8.30 559504 1945448 2388 02:20:03 5061660 7170040 601528 7.40 85068 2187468 1024024 11.15 795084 1946400 204 02:30:01 4997132 7106172 665292 8.18 85212 2187992 1115744 12.15 869488 1947068 240 02:40:01 5095724 7257376 513880 6.32 85360 2240212 989768 10.78 744800 1999436 236 02:50:03 4882108 7133320 636460 7.83 85516 2328388 1108748 12.08 863720 2087640 11284 03:00:01 4882796 7134648 635128 7.81 85712 2328816 1085116 11.82 839448 2088264 252 03:10:01 5126968 7366648 410588 5.05 89060 2320284 856040 9.32 653692 2081424 28484 Average: 5615058 7371206 422914 5.20 60599 1878916 838118 9.13 619598 1636014 3399 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.64 0.04 0.16 0.01 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.72 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.81 0.22 6.42 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.51 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 0.40 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.30 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:10:01 ens3 49.11 36.18 296.54 11.03 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 38.81 33.59 549.61 2.50 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 87.92 79.04 1280.91 5.18 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 23.28 21.62 342.68 1.46 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 26.12 24.21 397.92 1.62 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 17.59 16.36 270.67 1.13 0.00 0.00 0.00 0.00 03:10:01 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 03:10:01 ens3 35.47 27.45 292.06 22.15 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 21.74 18.38 264.32 3.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53959) 03/29/26 _x86_64_ (2 CPU) 00:58:05 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.26 0.00 0.09 0.01 0.03 99.61 01:10:01 0 0.10 0.00 0.10 0.02 0.03 99.75 01:10:01 1 0.42 0.00 0.07 0.01 0.02 99.48 01:20:03 all 0.21 0.00 0.08 0.01 0.02 99.68 01:20:03 0 0.30 0.00 0.09 0.00 0.02 99.58 01:20:03 1 0.12 0.00 0.07 0.01 0.02 99.77 01:30:01 all 0.39 0.00 0.20 0.02 0.03 99.36 01:30:01 0 0.49 0.00 0.19 0.03 0.02 99.27 01:30:01 1 0.29 0.00 0.20 0.02 0.03 99.46 01:40:01 all 0.29 0.00 0.07 0.01 0.03 99.60 01:40:01 0 0.06 0.00 0.09 0.01 0.03 99.81 01:40:01 1 0.53 0.00 0.05 0.01 0.02 99.39 01:50:03 all 0.27 0.00 0.08 0.01 0.02 99.62 01:50:03 0 0.05 0.00 0.10 0.02 0.02 99.81 01:50:03 1 0.48 0.00 0.06 0.00 0.02 99.44 02:00:01 all 0.27 0.00 0.18 0.01 0.02 99.52 02:00:01 0 0.23 0.00 0.19 0.01 0.02 99.55 02:00:01 1 0.30 0.00 0.17 0.01 0.02 99.50 02:10:01 all 11.18 0.00 1.69 0.46 0.04 86.63 02:10:01 0 12.74 0.00 1.82 0.51 0.04 84.89 02:10:01 1 9.62 0.00 1.56 0.41 0.04 88.37 02:20:03 all 0.87 0.00 0.32 0.04 0.04 98.73 02:20:03 0 1.04 0.00 0.35 0.02 0.05 98.55 02:20:03 1 0.70 0.00 0.29 0.05 0.04 98.91 02:30:01 all 1.08 0.00 0.66 0.01 0.05 98.21 02:30:01 0 0.64 0.00 0.33 0.00 0.04 98.99 02:30:01 1 1.52 0.00 0.99 0.01 0.06 97.42 02:40:01 all 0.68 0.00 0.26 0.01 0.05 99.01 02:40:01 0 0.67 0.00 0.37 0.01 0.06 98.90 02:40:01 1 0.68 0.00 0.14 0.01 0.04 99.12 02:50:03 all 0.82 0.00 0.21 0.01 0.05 98.91 02:50:03 0 0.97 0.00 0.26 0.01 0.06 98.71 02:50:03 1 0.67 0.00 0.16 0.01 0.04 99.12 02:50:03 CPU %user %nice %system %iowait %steal %idle 03:00:01 all 0.53 0.00 0.31 0.01 0.05 99.10 03:00:01 0 0.53 0.00 0.29 0.01 0.05 99.14 03:00:01 1 0.54 0.00 0.33 0.01 0.06 99.06 03:10:01 all 5.77 0.00 0.75 0.10 0.05 93.33 03:10:01 0 8.96 0.00 1.00 0.12 0.05 89.87 03:10:01 1 2.58 0.00 0.50 0.09 0.04 96.79 Average: all 1.74 0.00 0.38 0.05 0.04 97.80 Average: 0 2.06 0.00 0.40 0.06 0.04 97.45 Average: 1 1.42 0.00 0.35 0.05 0.03 98.14