---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26781 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 764 5102 4 2368 7177 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:7a:e3:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80778sec preferred_lft 80778sec inet6 fe80::f816:3eff:fe7a:e325/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26781) 06/12/26 _x86_64_ (2 CPU) 01:47:56 LINUX RESTART (2 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:00 1.38 0.03 1.34 0.02 1.25 17.32 876.45 02:10:01 1.22 0.01 1.20 0.01 0.05 15.00 0.84 02:20:02 1.79 0.25 1.51 0.02 30.92 73.84 1.25 02:30:03 1.48 0.00 1.46 0.02 1.05 18.33 652.51 02:40:03 1.17 0.00 1.17 0.00 0.00 14.55 0.00 02:50:03 1.19 0.00 1.19 0.00 0.00 14.88 0.00 03:00:03 24.73 3.00 19.41 2.32 227.50 3518.21 1132.93 03:10:03 1.44 0.00 1.43 0.00 0.00 52.11 0.03 03:20:02 15.04 0.02 1.53 13.50 0.65 113.77 106533.90 Average: 5.49 0.37 3.36 1.76 29.06 426.51 12118.00 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:00 6298000 7544044 276504 3.40 30568 1421356 530132 5.77 450348 1183216 164 02:10:01 6297244 7543840 276736 3.40 30788 1421684 530140 5.77 450488 1183764 128 02:20:02 6234520 7507936 312180 3.84 31176 1447768 726004 7.91 464900 1201472 272 02:30:03 6238740 7513028 307092 3.78 31376 1448408 530356 5.78 459856 1202000 228 02:40:03 6254968 7529764 290376 3.57 31548 1448744 530420 5.78 459988 1202504 300 02:50:03 6255948 7531308 288828 3.55 31716 1449128 530612 5.78 460556 1202996 240 03:00:03 5193724 7402808 364312 4.48 86904 2282512 635412 6.92 600120 2045880 232 03:10:03 5180336 7401120 365968 4.50 87048 2294080 646364 7.04 602976 2057448 1460 03:20:02 5400524 7462928 312596 3.84 87240 2143252 608940 6.63 551076 1906796 6908 Average: 5928223 7492975 310510 3.82 49818 1706326 585376 6.38 500034 1465120 1104 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.66 0.09 0.31 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.46 0.05 0.07 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.50 0.21 3.15 0.03 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.40 0.09 0.11 0.05 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 0.65 0.28 0.20 0.59 0.00 0.00 0.00 0.00 03:00:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:03 ens3 76.81 52.92 322.17 12.46 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 31.65 26.79 7.24 3.73 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 31.89 31.02 9.01 5.08 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 16.02 12.38 38.04 2.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26781) 06/12/26 _x86_64_ (2 CPU) 01:47:56 LINUX RESTART (2 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 0.31 0.00 0.18 0.01 0.02 99.48 02:00:00 0 0.33 0.00 0.19 0.01 0.02 99.46 02:00:00 1 0.28 0.00 0.18 0.01 0.02 99.50 02:10:01 all 0.26 0.00 0.08 0.01 0.02 99.63 02:10:01 0 0.06 0.00 0.10 0.01 0.02 99.82 02:10:01 1 0.46 0.00 0.06 0.01 0.01 99.45 02:20:02 all 0.37 0.00 0.10 0.02 0.02 99.49 02:20:02 0 0.25 0.00 0.14 0.03 0.02 99.57 02:20:02 1 0.50 0.00 0.07 0.01 0.01 99.41 02:30:03 all 0.27 0.00 0.18 0.01 0.02 99.53 02:30:03 0 0.12 0.00 0.17 0.02 0.02 99.68 02:30:03 1 0.42 0.00 0.18 0.01 0.02 99.38 02:40:03 all 0.26 0.00 0.07 0.03 0.02 99.63 02:40:03 0 0.05 0.00 0.09 0.00 0.02 99.85 02:40:03 1 0.47 0.00 0.06 0.05 0.01 99.40 02:50:03 all 0.23 0.00 0.07 0.01 0.02 99.67 02:50:03 0 0.10 0.00 0.10 0.00 0.02 99.78 02:50:03 1 0.37 0.00 0.05 0.02 0.01 99.55 03:00:03 all 15.16 0.00 2.10 0.56 0.07 82.11 03:00:03 0 9.33 0.00 1.67 0.31 0.06 88.63 03:00:03 1 20.99 0.00 2.53 0.80 0.07 75.60 03:10:03 all 5.53 0.00 0.47 0.02 0.05 93.92 03:10:03 0 4.01 0.00 0.42 0.01 0.05 95.51 03:10:03 1 7.06 0.00 0.52 0.02 0.06 92.33 03:20:02 all 8.72 0.00 0.55 0.03 0.06 90.64 03:20:02 0 9.07 0.00 0.57 0.06 0.05 90.25 03:20:02 1 8.37 0.00 0.53 0.01 0.06 91.03 Average: all 3.44 0.00 0.42 0.08 0.03 96.03 Average: 0 2.58 0.00 0.38 0.05 0.03 96.96 Average: 1 4.30 0.00 0.46 0.11 0.03 95.10