---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10452 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 8.0G 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 851 5070 4 2309 7090 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:34:68:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75386sec preferred_lft 75386sec inet6 fe80::f816:3eff:fe34:68df/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-10452) 05/03/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.54 0.02 1.48 0.05 1.17 56.47 0.76 00:20:02 1.62 0.11 1.44 0.06 3.47 30.71 19.64 00:30:01 2.03 0.26 1.72 0.06 31.14 79.04 2.26 00:40:01 1.26 0.00 1.22 0.04 0.00 20.52 1.59 00:50:02 1.44 0.00 1.41 0.04 0.00 23.17 0.69 01:00:01 1.57 0.00 1.53 0.04 0.00 22.34 1.02 01:10:01 1.39 0.00 1.35 0.03 0.00 27.81 0.79 01:20:02 1.36 0.00 1.32 0.04 0.00 21.41 0.77 01:30:01 1.48 0.00 1.46 0.02 0.00 28.27 0.73 01:40:01 1.38 0.00 1.38 0.00 0.00 24.73 0.00 01:50:02 1.39 0.00 1.39 0.00 0.00 22.18 0.00 02:00:01 1.54 0.00 1.52 0.01 0.00 30.32 0.57 02:10:01 1.40 0.00 1.40 0.00 0.00 22.18 0.00 02:20:02 1.38 0.00 1.38 0.00 0.00 23.59 0.00 02:30:01 1.63 0.00 1.61 0.02 0.00 33.20 0.71 Average: 1.49 0.03 1.44 0.03 2.38 31.06 1.97 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5272096 7386616 384660 4.73 85132 2193904 673252 7.33 606476 1963596 240 00:20:02 5254364 7372536 398572 4.90 85484 2197176 664340 7.24 606792 1966976 256 00:30:01 5217576 7363200 407464 5.01 85804 2224040 858852 9.35 621340 1985272 364 00:40:01 5217328 7364928 405704 4.99 86020 2225748 867248 9.45 621612 1987220 212 00:50:02 5216584 7366512 404056 4.97 86212 2227880 859508 9.36 621976 1989516 244 01:00:01 5221924 7373300 397196 4.88 86400 2229072 859688 9.36 621900 1990932 236 01:10:01 5220724 7375816 394724 4.85 86616 2232524 859632 9.36 621928 1994600 124 01:20:02 5219248 7376536 393820 4.84 86852 2234496 859680 9.36 622356 1996644 364 01:30:01 5218780 7379436 391016 4.81 87016 2237616 859708 9.36 622232 1999956 176 01:40:01 5216016 7379472 390908 4.81 87148 2240248 859724 9.36 622564 2002720 304 01:50:02 5213496 7378844 391516 4.81 87268 2242020 859756 9.36 622420 2004588 296 02:00:01 5208724 7377820 392412 4.83 87412 2245536 859816 9.37 622680 2008164 124 02:10:01 5208220 7379424 390732 4.80 87528 2247500 859848 9.37 622628 2010232 240 02:20:02 5205952 7379900 390288 4.80 87652 2250084 868156 9.46 622864 2012940 456 02:30:01 5191864 7370032 400028 4.92 87788 2254112 876396 9.55 622840 2017100 256 Average: 5220193 7374958 395540 4.86 86689 2232130 836374 9.11 620174 1995364 259 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 12.46 11.30 2.65 1.70 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:02 ens3 10.26 6.20 1.97 1.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 5.00 2.82 3.70 0.30 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 6.04 4.39 1.15 0.62 0.00 0.00 0.00 0.00 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 6.46 3.90 1.40 1.59 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 5.63 4.68 0.85 0.42 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 9.53 6.93 8.76 1.38 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 4.12 3.49 0.81 0.48 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 7.41 5.90 1.81 1.17 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 6.73 5.51 1.50 0.95 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 4.26 3.67 0.92 0.56 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 11.34 7.09 2.62 1.52 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 4.54 3.14 0.87 0.53 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 7.75 6.40 1.74 1.11 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 6.27 5.43 1.57 0.91 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.19 5.39 2.16 0.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10452) 05/03/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 5.75 0.00 0.74 0.01 0.09 93.41 00:10:01 0 5.88 0.00 0.78 0.01 0.07 93.26 00:10:01 1 5.62 0.00 0.70 0.02 0.11 93.56 00:20:02 all 2.17 0.00 0.37 0.01 0.08 97.37 00:20:02 0 1.84 0.00 0.41 0.00 0.09 97.66 00:20:02 1 2.50 0.00 0.33 0.03 0.07 97.09 00:30:01 all 0.73 0.00 0.25 0.02 0.05 98.95 00:30:01 0 0.77 0.00 0.23 0.03 0.04 98.93 00:30:01 1 0.69 0.00 0.27 0.02 0.06 98.96 00:40:01 all 1.24 0.00 0.18 0.01 0.06 98.50 00:40:01 0 0.83 0.00 0.12 0.01 0.05 99.00 00:40:01 1 1.66 0.00 0.25 0.01 0.07 98.01 00:50:02 all 1.75 0.00 0.24 0.01 0.06 97.94 00:50:02 0 1.97 0.00 0.25 0.01 0.05 97.72 00:50:02 1 1.54 0.00 0.23 0.01 0.06 98.16 01:00:01 all 0.72 0.00 0.22 0.01 0.05 98.99 01:00:01 0 0.64 0.00 0.26 0.01 0.06 99.03 01:00:01 1 0.80 0.00 0.19 0.01 0.05 98.95 01:10:01 all 3.29 0.00 0.41 0.01 0.09 96.20 01:10:01 0 2.85 0.00 0.37 0.01 0.08 96.69 01:10:01 1 3.74 0.00 0.45 0.00 0.11 95.70 01:20:02 all 1.09 0.00 0.18 0.01 0.07 98.65 01:20:02 0 1.09 0.00 0.15 0.01 0.05 98.69 01:20:02 1 1.09 0.00 0.21 0.01 0.08 98.61 01:30:01 all 2.92 0.00 0.44 0.01 0.09 96.54 01:30:01 0 1.58 0.00 0.33 0.01 0.10 97.98 01:30:01 1 4.27 0.00 0.54 0.01 0.08 95.11 01:40:01 all 2.19 0.00 0.29 0.01 0.08 97.43 01:40:01 0 3.49 0.00 0.44 0.01 0.10 95.97 01:40:01 1 0.89 0.00 0.15 0.01 0.06 98.89 01:50:02 all 1.17 0.00 0.16 0.01 0.05 98.61 01:50:02 0 0.99 0.00 0.15 0.02 0.05 98.79 01:50:02 1 1.35 0.00 0.17 0.00 0.05 98.42 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 3.34 0.00 0.51 0.01 0.09 96.05 02:00:01 0 1.75 0.00 0.35 0.01 0.07 97.83 02:00:01 1 4.93 0.00 0.68 0.01 0.11 94.27 02:10:01 all 1.30 0.00 0.17 0.08 0.06 98.38 02:10:01 0 0.61 0.00 0.11 0.05 0.04 99.19 02:10:01 1 1.99 0.00 0.23 0.12 0.08 97.57 02:20:02 all 2.47 0.00 0.33 0.05 0.07 97.08 02:20:02 0 2.93 0.00 0.39 0.01 0.07 96.61 02:20:02 1 2.02 0.00 0.27 0.09 0.07 97.55 02:30:01 all 3.57 0.00 1.80 0.06 0.09 94.48 02:30:01 0 2.12 0.00 0.53 0.09 0.09 97.17 02:30:01 1 5.03 0.00 3.08 0.04 0.08 91.77 Average: all 2.25 0.00 0.42 0.02 0.07 97.24 Average: 0 1.96 0.00 0.32 0.02 0.07 97.63 Average: 1 2.54 0.00 0.52 0.02 0.08 96.85