---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12384 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 8.1G 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 785 5045 4 2407 7156 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:a2:71:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79543sec preferred_lft 79543sec inet6 fe80::f816:3eff:fea2:717f/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-12384) 05/10/26 _x86_64_ (2 CPU) 00:16:00 LINUX RESTART (2 CPU) 00:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:00 11.02 1.42 8.32 1.28 114.51 1130.33 425.64 00:40:00 1.23 0.01 1.21 0.02 0.05 18.13 1.20 00:50:00 14.75 0.00 1.29 13.46 0.15 19.00 106827.44 01:00:00 1.56 0.00 1.53 0.03 0.00 22.47 1.72 01:10:00 1.84 0.26 1.54 0.04 32.03 78.12 1.88 01:20:00 1.25 0.00 1.21 0.05 0.00 22.00 1.61 01:30:00 1.54 0.00 1.48 0.07 0.00 24.89 2.89 01:40:00 1.30 0.00 1.25 0.05 0.00 20.71 1.51 01:50:00 1.44 0.00 1.37 0.06 0.00 21.09 1.83 02:00:00 1.46 0.00 1.40 0.07 0.00 23.00 2.84 02:10:00 5.12 0.08 3.93 1.11 6.12 257.72 149.47 Average: 3.87 0.16 2.23 1.48 13.90 148.86 9765.44 00:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:00 5306340 7400620 371232 4.56 84736 2174028 614436 6.69 585664 1943560 152 00:40:00 5303064 7398480 373120 4.59 84888 2175012 616824 6.72 587912 1944696 156 00:50:00 5307152 7403992 367584 4.52 85076 2176252 617016 6.72 588276 1946096 152 01:00:00 5297596 7395884 375676 4.62 85260 2177520 617172 6.72 589112 1947540 136 01:10:00 5246032 7371996 399376 4.91 85600 2204736 617316 6.72 598344 1966028 184 01:20:00 5246032 7374380 396944 4.88 85772 2207000 619428 6.75 599720 1968284 196 01:30:00 5250624 7381072 390304 4.80 86016 2208784 619428 6.75 599728 1970364 192 01:40:00 5250624 7382800 388580 4.78 86224 2210304 619452 6.75 600060 1972092 168 01:50:00 5250372 7383964 387364 4.76 86404 2211592 619484 6.75 599896 1973508 156 02:00:00 5242544 7377860 393448 4.84 86636 2213024 619548 6.75 599948 1975224 36 02:10:00 5174912 7339000 431292 5.30 89464 2238164 642860 7.00 648076 2001420 20752 Average: 5261390 7382732 388629 4.78 86007 2199674 620269 6.76 599703 1964437 2025 00:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:00 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 00:30:00 ens3 7.76 5.07 35.60 1.57 0.00 0.00 0.00 0.00 00:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:00 ens3 2.03 0.20 0.35 0.16 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 0.75 0.16 0.14 0.07 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.50 0.11 0.09 0.05 0.00 0.00 0.00 0.00 01:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.45 0.34 7.55 0.07 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.57 0.15 0.28 0.07 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.46 0.09 0.10 0.05 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.60 0.18 0.17 0.10 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 3.66 0.20 0.51 0.12 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.41 0.33 0.19 0.10 0.00 0.00 0.00 0.00 02:10:00 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 02:10:00 ens3 7.42 5.96 10.25 9.49 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 2.42 1.16 5.02 1.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12384) 05/10/26 _x86_64_ (2 CPU) 00:16:00 LINUX RESTART (2 CPU) 00:20:00 CPU %user %nice %system %iowait %steal %idle 00:30:00 all 5.66 0.00 0.93 0.20 0.05 93.17 00:30:00 0 5.01 0.00 0.84 0.08 0.06 94.01 00:30:00 1 6.31 0.00 1.02 0.31 0.04 92.32 00:40:00 all 0.59 0.00 0.13 0.01 0.04 99.23 00:40:00 0 0.53 0.00 0.10 0.02 0.04 99.32 00:40:00 1 0.66 0.00 0.16 0.01 0.05 99.13 00:50:00 all 0.68 0.00 0.13 0.05 0.04 99.11 00:50:00 0 0.71 0.00 0.11 0.02 0.04 99.13 00:50:00 1 0.64 0.00 0.15 0.07 0.05 99.08 01:00:00 all 0.67 0.00 0.22 0.01 0.04 99.07 01:00:00 0 0.63 0.00 0.20 0.01 0.03 99.13 01:00:00 1 0.71 0.00 0.24 0.01 0.04 99.00 01:10:00 all 0.76 0.00 0.15 0.03 0.04 99.03 01:10:00 0 0.95 0.00 0.20 0.02 0.05 98.78 01:10:00 1 0.56 0.00 0.10 0.03 0.03 99.28 01:20:00 all 0.72 0.00 0.12 0.01 0.04 99.10 01:20:00 0 0.81 0.00 0.10 0.00 0.04 99.05 01:20:00 1 0.64 0.00 0.14 0.02 0.04 99.16 01:30:00 all 0.67 0.00 0.22 0.01 0.04 99.06 01:30:00 0 0.58 0.00 0.19 0.01 0.03 99.19 01:30:00 1 0.77 0.00 0.24 0.02 0.05 98.93 01:40:00 all 0.68 0.00 0.12 0.01 0.04 99.15 01:40:00 0 0.61 0.00 0.12 0.01 0.04 99.22 01:40:00 1 0.74 0.00 0.13 0.01 0.05 99.08 01:50:00 all 0.62 0.00 0.13 0.04 0.04 99.17 01:50:00 0 0.63 0.00 0.13 0.01 0.04 99.19 01:50:00 1 0.61 0.00 0.12 0.08 0.04 99.15 02:00:00 all 0.70 0.00 0.22 0.01 0.04 99.03 02:00:00 0 0.61 0.00 0.18 0.01 0.03 99.17 02:00:00 1 0.79 0.00 0.25 0.02 0.05 98.89 02:10:00 all 4.20 0.00 0.46 0.29 0.05 95.00 02:10:00 0 3.60 0.00 0.41 0.08 0.05 95.87 02:10:00 1 4.81 0.00 0.51 0.50 0.05 94.12 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.45 0.00 0.26 0.06 0.04 98.19 Average: 0 1.33 0.00 0.23 0.02 0.04 98.37 Average: 1 1.57 0.00 0.28 0.10 0.04 98.01