---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-36763 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 746 5115 4 2373 7195 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:86:75:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80426sec preferred_lft 80426sec inet6 fe80::f816:3eff:fe86:75d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-36763) 07/18/26 _x86_64_ (2 CPU) 00:38:58 LINUX RESTART (2 CPU) 00:40:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.49 0.03 1.46 0.00 1.29 457.15 0.12 01:00:01 1.51 0.01 1.49 0.02 0.05 17.88 436.57 01:10:11 1.40 0.00 1.38 0.02 0.00 16.14 1.08 01:20:01 1.34 0.00 1.33 0.02 0.01 15.59 1.11 01:30:01 14.10 0.00 1.55 12.55 0.15 18.25 109572.82 01:40:24 1.83 0.24 1.56 0.03 29.82 73.75 1.32 01:50:01 1.37 0.01 1.36 0.01 1.10 16.22 0.31 02:00:01 26.81 2.87 21.59 2.36 225.72 3572.36 1695.29 02:10:11 1.36 0.00 1.36 0.00 0.00 60.76 0.03 Average: 5.70 0.35 3.68 1.67 28.87 471.53 12447.39 00:40:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6289548 7536160 284424 3.50 30536 1421752 520552 5.67 447960 1183244 124 01:00:01 6294836 7542016 278524 3.42 30748 1422088 520480 5.67 447996 1183788 244 01:10:11 6296696 7544452 276084 3.39 30964 1422440 520608 5.67 448168 1184360 200 01:20:01 6296896 7545192 275344 3.39 31176 1422768 520712 5.67 448544 1184896 180 01:30:01 6289448 7538304 282196 3.47 31372 1423140 520712 5.67 448572 1185412 160 01:40:24 6253040 7529376 290604 3.57 31768 1449832 721120 7.85 463460 1203636 232 01:50:01 6253040 7530196 289852 3.56 31944 1450472 521064 5.68 458364 1204132 232 02:00:01 5183788 7407540 358712 4.41 87544 2295628 639172 6.96 598784 2059332 208 02:10:11 5166420 7403972 362340 4.46 87680 2309328 640928 6.98 600952 2073156 600 Average: 6035968 7508579 299787 3.69 43748 1624161 569483 6.20 484756 1384662 242 00:40:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 3.10 0.17 0.53 0.09 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.52 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:11 ens3 0.41 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.59 0.13 0.19 0.11 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.31 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:24 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:24 ens3 0.74 0.46 3.18 0.78 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.41 0.12 0.15 0.09 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 81.41 59.29 328.69 12.82 0.00 0.00 0.00 0.00 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 45.52 40.95 9.19 5.44 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 14.89 11.36 38.14 2.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-36763) 07/18/26 _x86_64_ (2 CPU) 00:38:58 LINUX RESTART (2 CPU) 00:40:24 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.33 0.00 0.07 0.02 0.02 99.56 00:50:01 0 0.17 0.00 0.09 0.01 0.03 99.71 00:50:01 1 0.48 0.00 0.06 0.03 0.02 99.41 01:00:01 all 0.28 0.00 0.15 0.03 0.02 99.52 01:00:01 0 0.18 0.00 0.15 0.02 0.02 99.63 01:00:01 1 0.37 0.00 0.14 0.05 0.02 99.41 01:10:11 all 0.26 0.00 0.08 0.02 0.02 99.62 01:10:11 0 0.46 0.00 0.05 0.01 0.02 99.46 01:10:11 1 0.06 0.00 0.11 0.04 0.03 99.77 01:20:01 all 0.25 0.00 0.07 0.04 0.02 99.61 01:20:01 0 0.44 0.00 0.05 0.08 0.02 99.42 01:20:01 1 0.06 0.00 0.10 0.01 0.03 99.81 01:30:01 all 0.28 0.00 0.18 0.09 0.02 99.44 01:30:01 0 0.47 0.00 0.17 0.17 0.02 99.17 01:30:01 1 0.08 0.00 0.18 0.01 0.03 99.70 01:40:24 all 0.33 0.00 0.10 0.05 0.02 99.50 01:40:24 0 0.44 0.00 0.08 0.03 0.02 99.43 01:40:24 1 0.23 0.00 0.12 0.06 0.02 99.57 01:50:01 all 0.27 0.00 0.06 0.04 0.02 99.61 01:50:01 0 0.34 0.00 0.05 0.02 0.02 99.57 01:50:01 1 0.19 0.00 0.07 0.06 0.02 99.65 02:00:01 all 15.09 0.00 2.04 2.89 0.07 79.91 02:00:01 0 18.04 0.00 2.16 3.48 0.07 76.25 02:00:01 1 12.15 0.00 1.91 2.31 0.07 83.56 02:10:11 all 6.05 0.00 0.52 3.72 0.06 89.65 02:10:11 0 6.01 0.00 0.53 2.36 0.06 91.05 02:10:11 1 6.10 0.00 0.52 5.07 0.06 88.25 Average: all 2.58 0.00 0.36 0.77 0.03 96.25 Average: 0 2.96 0.00 0.37 0.69 0.03 95.96 Average: 1 2.20 0.00 0.36 0.86 0.03 96.55