---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30002 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 7.9G 30G 21% / 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 755 5215 4 2263 7186 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:27:1b:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80993sec preferred_lft 80993sec inet6 fe80::f816:3eff:fe27:1b22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30002) 06/24/26 _x86_64_ (2 CPU) 01:58:35 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:22 1.49 0.02 1.47 0.00 1.20 17.10 0.12 02:20:09 1.37 0.01 1.35 0.01 0.07 16.07 0.74 02:30:02 1.36 0.00 1.34 0.03 0.00 16.33 442.39 02:40:23 1.21 0.00 1.19 0.02 0.00 15.15 1.06 02:50:09 1.19 0.00 1.18 0.02 0.00 14.85 1.30 03:00:23 1.94 0.25 1.65 0.04 31.29 76.04 214.52 03:10:09 1.20 0.00 1.20 0.00 0.00 14.81 0.12 03:20:22 13.59 0.00 1.31 12.27 0.14 15.93 106804.62 Average: 2.95 0.04 1.34 1.57 4.17 23.44 13660.90 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:22 6291592 7537388 282804 3.48 30540 1420932 536412 5.84 441308 1183220 116 02:20:09 6291340 7537676 282472 3.47 30736 1421268 536420 5.84 441388 1183752 160 02:30:02 6307424 7554300 265732 3.27 30928 1421596 536436 5.84 441408 1184272 168 02:40:23 6306948 7554384 265640 3.27 31152 1421936 536684 5.85 441744 1184828 156 02:50:09 6305940 7553904 266124 3.27 31344 1422260 536716 5.85 441644 1185352 132 03:00:23 6251468 7526960 292636 3.60 31756 1449000 536740 5.85 456380 1203288 188 03:10:09 6253068 7529056 290548 3.57 31904 1449328 536740 5.85 456420 1203776 184 03:20:22 6257208 7533748 285800 3.51 32064 1449704 536872 5.85 456932 1204284 132 Average: 6283124 7540927 278970 3.43 31303 1432003 536628 5.84 447153 1191596 154 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:22 ens3 1.83 0.05 0.21 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.39 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.40 0.05 0.70 0.02 0.00 0.00 0.00 0.00 02:40:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:23 ens3 0.46 0.09 0.20 0.05 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.28 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:23 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:00:23 ens3 0.83 0.47 3.17 0.08 0.00 0.00 0.00 0.00 03:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:22 ens3 0.27 0.15 0.07 0.51 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.59 0.12 0.57 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30002) 06/24/26 _x86_64_ (2 CPU) 01:58:35 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:22 all 0.26 0.00 0.08 2.38 0.03 97.24 02:10:22 0 0.30 0.00 0.06 0.40 0.03 99.21 02:10:22 1 0.23 0.00 0.11 4.36 0.03 95.27 02:20:09 all 0.21 0.00 0.08 0.13 0.03 99.55 02:20:09 0 0.37 0.00 0.06 0.02 0.03 99.52 02:20:09 1 0.05 0.00 0.09 0.24 0.04 99.58 02:30:02 all 0.26 0.00 0.16 0.01 0.03 99.53 02:30:02 0 0.37 0.00 0.15 0.00 0.03 99.45 02:30:02 1 0.16 0.00 0.17 0.02 0.04 99.62 02:40:23 all 0.20 0.00 0.07 0.05 0.04 99.65 02:40:23 0 0.05 0.00 0.08 0.05 0.04 99.78 02:40:23 1 0.34 0.00 0.07 0.05 0.03 99.51 02:50:09 all 0.23 0.00 0.08 0.02 0.03 99.65 02:50:09 0 0.06 0.00 0.08 0.01 0.03 99.82 02:50:09 1 0.40 0.00 0.07 0.02 0.03 99.48 03:00:23 all 0.42 0.00 0.19 0.03 0.03 99.34 03:00:23 0 0.32 0.00 0.22 0.04 0.04 99.38 03:00:23 1 0.51 0.00 0.15 0.01 0.03 99.30 03:10:09 all 0.25 0.00 0.08 0.01 0.03 99.63 03:10:09 0 0.45 0.00 0.07 0.00 0.02 99.46 03:10:09 1 0.05 0.00 0.09 0.03 0.03 99.81 03:20:22 all 0.26 0.00 0.08 0.04 0.03 99.59 03:20:22 0 0.44 0.00 0.05 0.00 0.02 99.49 03:20:22 1 0.09 0.00 0.12 0.08 0.03 99.68 Average: all 0.26 0.00 0.10 0.34 0.03 99.26 Average: 0 0.29 0.00 0.10 0.07 0.03 99.51 Average: 1 0.23 0.00 0.11 0.62 0.03 99.01