---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66324 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: 5599.94 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 8.3G 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 781 4820 4 2633 7160 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:11:e6:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78729sec preferred_lft 78729sec inet6 fe80::f816:3eff:fe11:e6bd/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-66324) 04/04/26 _x86_64_ (2 CPU) 00:41:46 LINUX RESTART (2 CPU) 00:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:15 2.07 0.32 1.71 0.04 39.07 75.40 437.19 01:10:15 1.39 0.00 1.37 0.02 0.00 16.60 1.32 01:20:15 1.43 0.00 1.42 0.00 0.01 16.96 0.24 01:30:15 1.52 0.00 1.52 0.01 0.00 18.68 435.53 01:40:15 1.31 0.00 1.31 0.00 0.00 16.29 0.00 01:50:15 34.96 3.02 17.16 14.78 227.91 3166.04 110066.65 02:00:15 1.70 0.01 1.68 0.01 0.48 32.95 0.28 02:10:15 1.25 0.00 1.25 0.00 0.00 16.51 0.00 02:20:15 1.55 0.00 1.53 0.01 0.00 289.12 0.28 02:30:15 1.79 0.00 1.74 0.05 0.00 445.81 1.17 02:40:15 1.29 0.00 1.28 0.01 0.00 16.64 0.43 Average: 4.57 0.30 2.91 1.36 24.32 373.73 10085.75 00:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:15 6219760 7498796 320960 3.95 30968 1453544 732052 7.97 469064 1204220 180 01:10:15 6234500 7514096 305624 3.76 31196 1453872 732272 7.98 469184 1204776 132 01:20:15 6244692 7524800 294948 3.63 31368 1454200 732288 7.98 469940 1205276 164 01:30:15 6238680 7519348 300216 3.69 31548 1454532 732712 7.98 470652 1205788 136 01:40:15 6238680 7519988 299564 3.68 31728 1454988 732820 7.98 471188 1206296 192 01:50:15 5328868 7440804 330524 4.06 85260 2190904 765900 8.34 563828 1950160 2420 02:00:15 4873708 6986596 784628 9.65 85444 2191748 1079040 11.75 850204 1951180 272 02:10:15 4940352 7053912 717312 8.82 85592 2192264 1062280 11.57 816084 1951852 168 02:20:15 4974092 7170284 600304 7.38 85732 2274108 1055804 11.50 810924 2033836 172 02:30:15 4723216 7049576 718752 8.84 85916 2402308 1183896 12.89 938796 2162092 136 02:40:15 4729376 7056332 712024 8.76 86064 2402748 1176916 12.82 932496 2162680 204 Average: 5522357 7303139 489532 6.02 60983 1902292 907816 9.89 660215 1658014 380 00:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 0.82 0.21 3.09 0.05 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 0.55 0.04 2.45 0.03 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.54 0.08 0.30 0.06 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.35 0.13 0.08 0.52 0.00 0.00 0.00 0.00 01:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:15 ens3 0.44 0.09 0.14 0.08 0.00 0.00 0.00 0.00 01:50:15 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:15 ens3 60.75 40.38 297.66 10.85 0.00 0.00 0.00 0.00 02:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:15 ens3 44.52 39.25 624.22 2.83 0.00 0.00 0.00 0.00 02:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 86.78 81.32 1332.38 5.32 0.00 0.00 0.00 0.00 02:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:15 ens3 27.29 25.97 415.66 1.73 0.00 0.00 0.00 0.00 02:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 24.77 23.55 414.27 1.59 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 17.67 16.58 287.97 1.15 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 24.04 20.69 307.11 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66324) 04/04/26 _x86_64_ (2 CPU) 00:41:46 LINUX RESTART (2 CPU) 00:50:15 CPU %user %nice %system %iowait %steal %idle 01:00:15 all 0.43 0.00 0.20 0.03 0.04 99.31 01:00:15 0 0.71 0.00 0.19 0.04 0.03 99.04 01:00:15 1 0.15 0.00 0.21 0.02 0.04 99.59 01:10:15 all 0.25 0.00 0.07 0.01 0.04 99.63 01:10:15 0 0.05 0.00 0.09 0.01 0.05 99.80 01:10:15 1 0.45 0.00 0.05 0.02 0.03 99.46 01:20:15 all 0.24 0.00 0.08 0.01 0.04 99.63 01:20:15 0 0.05 0.00 0.10 0.00 0.04 99.81 01:20:15 1 0.43 0.00 0.06 0.02 0.04 99.45 01:30:15 all 0.30 0.00 0.15 0.01 0.04 99.50 01:30:15 0 0.19 0.00 0.16 0.00 0.04 99.61 01:30:15 1 0.40 0.00 0.14 0.03 0.04 99.39 01:40:15 all 0.19 0.00 0.07 0.01 0.03 99.70 01:40:15 0 0.33 0.00 0.05 0.01 0.02 99.59 01:40:15 1 0.05 0.00 0.09 0.02 0.05 99.80 01:50:15 all 10.49 0.00 1.63 0.58 0.05 87.25 01:50:15 0 12.16 0.00 1.81 0.46 0.04 85.53 01:50:15 1 8.82 0.00 1.45 0.71 0.06 88.96 02:00:15 all 0.77 0.00 0.40 0.01 0.08 98.73 02:00:15 0 1.04 0.00 0.50 0.02 0.09 98.35 02:00:15 1 0.51 0.00 0.31 0.01 0.08 99.10 02:10:15 all 1.00 0.00 0.57 0.01 0.08 98.34 02:10:15 0 0.88 0.00 0.46 0.01 0.08 98.57 02:10:15 1 1.12 0.00 0.67 0.01 0.07 98.12 02:20:15 all 0.68 0.00 0.27 0.02 0.08 98.95 02:20:15 0 0.84 0.00 0.40 0.02 0.08 98.66 02:20:15 1 0.51 0.00 0.15 0.02 0.07 99.24 02:30:15 all 0.79 0.00 0.30 0.03 0.07 98.82 02:30:15 0 0.77 0.00 0.30 0.04 0.06 98.83 02:30:15 1 0.82 0.00 0.29 0.02 0.07 98.80 02:40:15 all 0.55 0.00 0.22 0.01 0.06 99.16 02:40:15 0 0.44 0.00 0.14 0.01 0.06 99.35 02:40:15 1 0.65 0.00 0.31 0.01 0.07 98.96 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.43 0.00 0.36 0.07 0.06 98.09 Average: 0 1.59 0.00 0.38 0.05 0.06 97.92 Average: 1 1.27 0.00 0.34 0.08 0.06 98.26