---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31459 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 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 775 5120 4 2346 7165 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:99:63:88 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 80031sec preferred_lft 80031sec inet6 fe80::f816:3eff:fe99:6388/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31459) 06/29/26 _x86_64_ (2 CPU) 00:47:57 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.53 0.03 1.49 0.01 1.28 18.23 674.97 01:10:05 1.19 0.01 1.18 0.00 0.05 14.69 0.12 01:20:05 1.12 0.00 1.12 0.00 0.01 13.64 0.12 01:30:01 1.45 0.00 1.44 0.01 0.00 16.95 438.80 01:40:05 14.32 0.25 1.60 12.47 30.93 74.58 108444.12 01:50:05 1.44 0.01 1.43 0.00 1.05 16.55 0.05 02:00:01 15.84 13.62 2.14 0.08 151.99 45.93 225.13 02:10:05 1.35 0.00 1.33 0.02 0.00 15.44 1.19 02:20:05 26.25 2.98 21.03 2.24 224.59 3706.82 3690.27 02:30:01 3.72 0.02 3.36 0.34 2.15 477.20 260.75 Average: 6.83 1.69 3.62 1.53 41.26 441.00 11474.52 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6280780 7527164 293196 3.61 30568 1421748 519672 5.66 444396 1183128 164 01:10:05 6287880 7534812 285540 3.51 30748 1422080 522288 5.69 447352 1183668 252 01:20:05 6286204 7533644 286696 3.53 30924 1422408 522484 5.69 447788 1184168 256 01:30:01 6279404 7527312 293040 3.60 31084 1422732 522540 5.69 447788 1184632 160 01:40:05 6243952 7518980 300760 3.70 31432 1449120 720768 7.85 462336 1202600 404 01:50:05 6248872 7524840 294900 3.63 31604 1449880 522668 5.69 457464 1203092 284 02:00:01 6193100 7526248 284320 3.50 35804 1494508 522676 5.69 458128 1251284 164 02:10:05 6200184 7533904 276668 3.40 36012 1494844 522672 5.69 458252 1251848 280 02:20:05 5138668 7390792 367200 4.52 90388 2314128 602208 6.56 598448 2080320 86948 02:30:01 5121340 7385012 372464 4.58 91216 2324500 626104 6.82 597976 2091256 328 Average: 6028038 7500271 305478 3.76 43978 1621595 560408 6.10 481993 1381600 8924 00:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.99 0.11 0.39 0.04 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 1.03 0.11 0.20 0.09 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.84 0.09 3.26 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.46 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:40:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.70 0.28 3.20 0.05 0.00 0.00 0.00 0.00 01:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:05 ens3 0.46 0.28 0.10 0.65 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.21 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:20:05 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 02:20:05 ens3 46.59 30.44 312.20 7.18 0.00 0.00 0.00 0.00 02:30:01 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 76.54 55.73 15.83 12.00 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 12.89 8.71 33.63 2.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31459) 06/29/26 _x86_64_ (2 CPU) 00:47:57 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.20 0.02 0.02 99.47 01:00:01 0 0.28 0.00 0.18 0.01 0.02 99.51 01:00:01 1 0.30 0.00 0.22 0.04 0.03 99.42 01:10:05 all 0.32 0.00 0.08 0.16 0.02 99.41 01:10:05 0 0.49 0.00 0.06 0.31 0.02 99.12 01:10:05 1 0.14 0.00 0.11 0.01 0.03 99.71 01:20:05 all 0.26 0.00 0.08 0.01 0.02 99.63 01:20:05 0 0.46 0.00 0.06 0.02 0.02 99.45 01:20:05 1 0.07 0.00 0.10 0.01 0.03 99.81 01:30:01 all 0.28 0.00 0.17 0.01 0.02 99.52 01:30:01 0 0.48 0.00 0.14 0.01 0.02 99.34 01:30:01 1 0.08 0.00 0.19 0.00 0.03 99.70 01:40:05 all 0.38 0.00 0.12 0.04 0.02 99.44 01:40:05 0 0.48 0.00 0.09 0.02 0.02 99.39 01:40:05 1 0.28 0.00 0.15 0.06 0.02 99.49 01:50:05 all 0.27 0.00 0.08 0.01 0.02 99.62 01:50:05 0 0.46 0.00 0.06 0.01 0.02 99.45 01:50:05 1 0.09 0.00 0.09 0.01 0.02 99.79 02:00:01 all 0.26 0.19 0.23 0.14 0.02 99.16 02:00:01 0 0.33 0.01 0.17 0.01 0.02 99.48 02:00:01 1 0.20 0.37 0.30 0.28 0.02 98.83 02:10:05 all 0.24 0.00 0.07 0.01 0.02 99.66 02:10:05 0 0.07 0.00 0.08 0.01 0.02 99.82 02:10:05 1 0.42 0.00 0.05 0.00 0.01 99.51 02:20:05 all 10.59 0.00 1.54 0.50 0.05 87.32 02:20:05 0 10.20 0.00 1.64 0.55 0.05 87.57 02:20:05 1 10.98 0.00 1.45 0.45 0.05 87.07 02:30:01 all 6.00 0.00 0.82 0.03 0.05 93.10 02:30:01 0 6.59 0.00 0.75 0.02 0.04 92.59 02:30:01 1 5.40 0.00 0.89 0.04 0.05 93.62 Average: all 1.89 0.02 0.34 0.09 0.03 97.63 Average: 0 1.98 0.00 0.32 0.10 0.02 97.57 Average: 1 1.80 0.04 0.35 0.09 0.03 97.69