---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11564 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 745 5217 4 2268 7196 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:bb:15:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78858sec preferred_lft 78858sec inet6 fe80::f816:3eff:febb:1564/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11564) 05/07/26 _x86_64_ (2 CPU) 00:35:52 LINUX RESTART (2 CPU) 00:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:13 1.37 0.02 1.34 0.00 1.22 16.11 0.12 01:00:13 1.51 0.01 1.48 0.03 0.05 18.08 654.88 01:10:13 1.38 0.00 1.36 0.02 0.00 15.85 1.32 01:20:13 14.50 0.26 1.68 12.57 31.13 74.75 109122.37 01:30:04 1.52 0.00 1.50 0.03 0.00 18.03 443.35 01:40:06 1.80 0.40 1.38 0.01 15.77 47.63 1.08 01:50:13 23.31 2.75 18.36 2.20 214.82 3111.85 594.29 02:00:13 1.61 0.00 1.59 0.02 0.00 25.27 0.84 02:10:13 1.37 0.00 1.37 0.00 0.00 18.67 0.00 02:20:13 1.45 0.00 1.45 0.01 0.00 139.06 396.28 02:30:13 1.50 0.00 1.48 0.02 0.00 32.16 0.92 02:40:13 2.48 0.04 1.96 0.47 1.43 83.54 2129.77 Average: 4.50 0.29 2.93 1.28 22.22 302.72 9434.77 00:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:13 6288028 7539252 280980 3.46 30624 1426208 527732 5.75 440836 1187404 80 01:00:13 6284012 7535812 284476 3.50 30848 1426548 527788 5.75 440972 1187960 148 01:10:13 6284012 7536360 283932 3.49 31068 1426864 527788 5.75 441284 1188504 192 01:20:13 6233684 7512744 306912 3.77 31432 1452844 722444 7.87 456052 1206056 132 01:30:04 6270788 7550552 268932 3.31 31652 1453300 722564 7.87 456852 1206604 184 01:40:06 6234112 7528964 290184 3.57 31976 1468000 741156 8.07 484048 1220092 284 01:50:13 5243212 7368068 403036 4.96 85976 2202748 834272 9.09 600660 1964484 8 02:00:13 5233496 7360496 410516 5.05 86120 2204732 852268 9.28 605096 1966620 244 02:10:13 5248312 7376472 394564 4.85 86268 2205752 871968 9.50 623920 1967780 280 02:20:13 5140336 7305624 465336 5.72 86432 2242592 858308 9.35 611088 2004792 652 02:30:13 5147668 7317248 453536 5.58 86536 2246720 892032 9.72 645356 2008896 220 02:40:13 5324504 7384824 395108 4.86 87556 2144680 844896 9.20 634736 1907596 87568 Average: 5744347 7443035 353126 4.34 58874 1825082 743601 8.10 536742 1584732 7499 00:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 1.02 0.09 0.15 0.06 0.00 0.00 0.00 0.00 01:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 0.46 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.46 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:20:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.67 0.27 3.19 0.07 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.39 0.17 0.08 0.53 0.00 0.00 0.00 0.00 01:40:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 12.37 5.57 20.12 2.73 0.00 0.00 0.00 0.00 01:50:13 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:13 ens3 67.33 49.88 390.55 9.77 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 16.77 15.20 168.10 1.30 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 3.09 2.78 5.07 0.47 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 17.70 16.49 185.57 1.79 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 22.31 21.10 224.92 2.09 0.00 0.00 0.00 0.00 02:40:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 15.94 13.29 70.04 8.88 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 13.26 10.45 89.27 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11564) 05/07/26 _x86_64_ (2 CPU) 00:35:52 LINUX RESTART (2 CPU) 00:40:05 CPU %user %nice %system %iowait %steal %idle 00:50:13 all 0.28 0.00 0.08 0.01 0.02 99.61 00:50:13 0 0.11 0.00 0.10 0.01 0.02 99.76 00:50:13 1 0.46 0.00 0.06 0.00 0.01 99.46 01:00:13 all 0.30 0.00 0.18 0.02 0.02 99.50 01:00:13 0 0.22 0.00 0.18 0.01 0.02 99.58 01:00:13 1 0.38 0.00 0.17 0.02 0.02 99.41 01:10:13 all 0.25 0.00 0.08 0.01 0.02 99.65 01:10:13 0 0.05 0.00 0.08 0.01 0.02 99.84 01:10:13 1 0.45 0.00 0.07 0.01 0.02 99.45 01:20:13 all 0.43 0.00 0.11 0.05 0.02 99.39 01:20:13 0 0.36 0.00 0.13 0.05 0.02 99.44 01:20:13 1 0.49 0.00 0.09 0.05 0.02 99.35 01:30:04 all 0.26 0.00 0.16 0.01 0.02 99.55 01:30:04 0 0.09 0.00 0.18 0.02 0.02 99.69 01:30:04 1 0.42 0.00 0.15 0.00 0.01 99.41 01:40:06 all 0.48 0.00 0.10 0.02 0.02 99.39 01:40:06 0 0.38 0.00 0.11 0.03 0.02 99.46 01:40:06 1 0.59 0.00 0.08 0.00 0.01 99.31 01:50:13 all 11.13 0.00 1.76 0.63 0.05 86.43 01:50:13 0 8.09 0.00 1.59 0.74 0.05 89.53 01:50:13 1 14.17 0.00 1.93 0.51 0.05 83.34 02:00:13 all 0.93 0.00 0.33 0.01 0.04 98.70 02:00:13 0 0.86 0.00 0.28 0.02 0.03 98.81 02:00:13 1 0.99 0.00 0.38 0.01 0.05 98.58 02:10:13 all 6.26 0.00 0.72 0.04 0.08 92.90 02:10:13 0 5.55 0.00 0.65 0.04 0.09 93.68 02:10:13 1 6.97 0.00 0.80 0.03 0.08 92.12 02:20:13 all 2.33 0.00 0.35 0.06 0.04 97.22 02:20:13 0 2.61 0.00 0.46 0.07 0.05 96.81 02:20:13 1 2.04 0.00 0.24 0.06 0.03 97.63 02:30:13 all 1.73 0.00 0.44 0.03 0.04 97.76 02:30:13 0 1.73 0.00 0.45 0.01 0.04 97.78 02:30:13 1 1.74 0.00 0.43 0.06 0.04 97.74 02:30:13 CPU %user %nice %system %iowait %steal %idle 02:40:13 all 2.24 0.00 0.33 0.42 0.04 96.98 02:40:13 0 2.69 0.00 0.33 0.74 0.04 96.21 02:40:13 1 1.79 0.00 0.33 0.10 0.04 97.74 Average: all 2.21 0.00 0.39 0.11 0.03 97.26 Average: 0 1.89 0.00 0.38 0.15 0.03 97.55 Average: 1 2.54 0.00 0.39 0.07 0.03 96.97