---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3149 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 787 5180 4 2262 7154 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:16:ff:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79180sec preferred_lft 79180sec inet6 fe80::f816:3eff:fe16:ff14/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3149) 04/16/26 _x86_64_ (2 CPU) 00:41:13 LINUX RESTART (2 CPU) 00:50:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:22 1.49 0.01 1.47 0.02 0.05 17.88 448.99 01:10:23 1.23 0.00 1.21 0.02 0.00 14.55 1.20 01:20:23 1.24 0.00 1.22 0.02 0.01 14.85 1.20 01:30:24 1.35 0.00 1.33 0.02 0.00 16.79 436.33 01:40:17 2.35 0.72 1.59 0.03 55.52 107.01 1.32 01:50:24 21.96 2.60 17.14 2.21 210.33 3134.41 1230.58 02:00:24 15.10 0.00 1.64 13.45 0.15 25.04 106739.31 02:10:19 1.36 0.00 1.36 0.00 0.00 19.71 0.03 02:20:24 1.38 0.00 1.38 0.00 0.00 136.65 393.08 02:30:24 1.62 0.00 1.59 0.02 0.00 34.33 0.68 02:40:24 3.58 0.04 2.89 0.65 1.43 233.16 2013.40 Average: 4.81 0.31 3.00 1.50 24.53 345.24 10143.32 00:50:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:22 6300188 7551896 268424 3.30 30764 1426548 530188 5.77 447240 1187624 128 01:10:23 6299492 7551728 268640 3.30 30956 1426880 530420 5.78 447472 1188144 128 01:20:23 6298512 7551300 269056 3.31 31176 1427204 530420 5.78 447968 1188688 196 01:30:24 6287696 7541036 279312 3.43 31384 1427532 530560 5.78 447052 1189228 184 01:40:17 6218080 7515020 304392 3.74 31912 1470152 752108 8.19 488840 1219664 408 01:50:24 5222424 7338696 432748 5.32 84980 2195352 874244 9.52 641252 1953876 188 02:00:24 5215104 7333300 437884 5.38 85116 2197112 884568 9.63 642836 1955764 156 02:10:19 5214204 7333828 437360 5.38 85268 2198388 902656 9.83 661840 1957192 164 02:20:24 5158332 7315064 456044 5.61 85396 2235276 891336 9.71 649576 1994208 664 02:30:24 5117596 7278700 492304 6.05 85544 2239444 934292 10.18 687952 1998396 216 02:40:24 5243276 7257464 522204 6.42 86852 2099092 949488 10.34 741568 1859064 24528 Average: 5688628 7415276 378943 4.66 60850 1849362 755480 8.23 573054 1608350 2451 00:50:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 0.55 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:23 ens3 1.24 0.04 10.99 0.03 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 1.05 0.07 1.24 0.05 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 0.38 0.17 0.08 0.49 0.00 0.00 0.00 0.00 01:40:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 9.68 4.48 23.29 2.67 0.00 0.00 0.00 0.00 01:50:24 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:24 ens3 70.97 51.20 387.38 9.71 0.00 0.00 0.00 0.00 02:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:24 ens3 10.50 9.10 139.76 0.90 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 5.07 4.58 33.33 0.61 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 14.13 13.11 183.98 1.49 0.00 0.00 0.00 0.00 02:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:24 ens3 15.35 14.94 224.29 1.60 0.00 0.00 0.00 0.00 02:40:24 lo 1.02 1.02 0.06 0.06 0.00 0.00 0.00 0.00 02:40:24 ens3 14.83 12.34 70.01 8.49 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 13.17 10.09 98.39 2.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3149) 04/16/26 _x86_64_ (2 CPU) 00:41:13 LINUX RESTART (2 CPU) 00:50:39 CPU %user %nice %system %iowait %steal %idle 01:00:22 all 0.26 0.00 0.16 0.01 0.02 99.55 01:00:22 0 0.20 0.00 0.17 0.01 0.02 99.60 01:00:22 1 0.32 0.00 0.15 0.02 0.02 99.50 01:10:23 all 0.28 0.00 0.07 0.01 0.02 99.62 01:10:23 0 0.15 0.00 0.08 0.01 0.03 99.74 01:10:23 1 0.42 0.00 0.06 0.01 0.02 99.49 01:20:23 all 0.25 0.00 0.07 0.01 0.03 99.65 01:20:23 0 0.06 0.00 0.09 0.00 0.04 99.81 01:20:23 1 0.43 0.00 0.05 0.02 0.02 99.49 01:30:24 all 0.28 0.00 0.14 0.01 0.02 99.55 01:30:24 0 0.18 0.00 0.16 0.01 0.02 99.63 01:30:24 1 0.37 0.00 0.13 0.02 0.02 99.47 01:40:17 all 0.56 0.00 0.13 0.03 0.02 99.25 01:40:17 0 0.53 0.00 0.16 0.03 0.03 99.26 01:40:17 1 0.59 0.00 0.11 0.03 0.02 99.24 01:50:24 all 10.96 0.00 1.71 0.57 0.05 86.71 01:50:24 0 12.21 0.00 1.75 0.45 0.04 85.55 01:50:24 1 9.71 0.00 1.67 0.69 0.06 87.87 02:00:24 all 0.86 0.00 0.30 0.03 0.05 98.76 02:00:24 0 0.97 0.00 0.28 0.01 0.04 98.70 02:00:24 1 0.75 0.00 0.33 0.05 0.05 98.82 02:10:19 all 6.23 0.00 0.68 0.01 0.06 93.01 02:10:19 0 6.81 0.00 0.74 0.01 0.06 92.37 02:10:19 1 5.66 0.00 0.62 0.00 0.06 93.65 02:20:24 all 3.03 0.00 0.39 0.01 0.05 96.51 02:20:24 0 2.04 0.00 0.28 0.01 0.05 97.62 02:20:24 1 4.04 0.00 0.50 0.01 0.06 95.39 02:30:24 all 1.69 0.00 0.40 0.01 0.05 97.85 02:30:24 0 2.00 0.00 0.47 0.01 0.06 97.46 02:30:24 1 1.38 0.00 0.33 0.02 0.04 98.24 02:40:24 all 2.56 0.00 0.36 0.04 0.04 97.01 02:40:24 0 2.70 0.00 0.34 0.01 0.04 96.92 02:40:24 1 2.42 0.00 0.38 0.06 0.04 97.10 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.45 0.00 0.40 0.07 0.04 97.04 Average: 0 2.53 0.00 0.41 0.05 0.04 96.97 Average: 1 2.37 0.00 0.39 0.08 0.04 97.11