---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26790 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 8.1G 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 781 5070 4 2382 7160 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:fe:d0:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77146sec preferred_lft 77146sec inet6 fe80::f816:3eff:fefe:d014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26790) 06/12/26 _x86_64_ (2 CPU) 01:48:08 LINUX RESTART (2 CPU) 01:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:00 1.52 0.03 1.48 0.02 1.26 18.28 443.67 02:10:00 1.34 0.01 1.32 0.02 0.05 15.68 1.09 02:20:10 13.77 0.00 1.42 12.35 0.16 16.23 107423.42 02:30:01 1.69 0.00 1.66 0.03 0.00 19.94 885.22 02:40:03 1.87 0.25 1.60 0.03 30.89 74.84 1.37 02:50:04 1.30 0.00 1.28 0.02 1.05 16.02 0.72 03:00:01 26.40 3.02 21.05 2.32 228.82 3501.01 683.03 03:10:05 1.31 0.00 1.31 0.00 0.00 21.54 0.08 03:20:04 1.49 0.00 1.49 0.00 0.00 21.94 0.03 03:30:01 1.75 0.00 1.72 0.03 0.00 135.71 0.59 03:40:04 1.39 0.00 1.39 0.00 0.00 18.28 0.00 03:50:04 1.48 0.02 1.46 0.01 0.60 22.32 402.83 04:00:01 1.57 0.01 1.54 0.02 0.20 39.04 0.86 04:10:04 1.58 0.00 1.55 0.03 0.00 59.22 4.38 04:20:05 1.57 0.00 1.53 0.04 0.00 24.34 4.22 Average: 4.01 0.22 2.78 1.01 17.47 265.81 7442.48 01:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:00 6280768 7531444 289152 3.56 30636 1425660 530560 5.78 446876 1187448 124 02:10:00 6288332 7539564 280996 3.46 30860 1425996 530576 5.78 446884 1188008 136 02:20:10 6287616 7539428 281064 3.46 31060 1426368 530608 5.78 447136 1188552 176 02:30:01 6281844 7534240 286240 3.52 31292 1426700 530736 5.78 447396 1189116 120 02:40:03 6240632 7519864 300096 3.69 31676 1452792 726664 7.91 462320 1206828 188 02:50:04 6248204 7528448 291472 3.58 31896 1453564 531140 5.79 457580 1207380 200 03:00:01 5175240 7385664 381160 4.69 87144 2283308 633496 6.90 595432 2046812 288 03:10:05 5151636 7364204 402628 4.95 87312 2285296 642280 7.00 595784 2048964 608 03:20:04 5155704 7369432 397248 4.88 87460 2286316 716968 7.81 620296 2050124 236 03:30:01 5101612 7349880 416828 5.13 87600 2320664 680064 7.41 632372 2084612 216 03:40:04 5101372 7350524 416220 5.12 87720 2321416 680012 7.41 633120 2085364 324 03:50:04 5075852 7326516 440256 5.41 87880 2322748 683280 7.44 636268 2086740 260 04:00:01 5104740 7362164 404476 4.97 88044 2329308 656192 7.15 609880 2093412 668 04:10:04 5032392 7302072 464292 5.71 88240 2341148 754452 8.22 657600 2105496 256 04:20:05 5033448 7305376 461148 5.67 88388 2343220 699292 7.62 653136 2107592 264 Average: 5570626 7420588 367552 4.52 65147 1962967 635088 6.92 556139 1725097 271 01:50:10 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 1.63 0.09 0.30 0.04 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.46 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.27 0.04 0.06 0.01 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 0.21 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.69 0.38 3.21 0.44 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.52 0.15 0.19 0.11 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 73.36 52.65 433.98 12.55 0.00 0.00 0.00 0.00 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 15.81 14.17 166.87 1.22 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 3.15 2.78 5.07 0.47 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 4.99 3.56 37.09 0.39 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 2.62 1.72 0.36 0.24 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 6.60 5.83 36.89 0.81 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 11.66 11.25 115.40 1.17 0.00 0.00 0.00 0.00 04:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:04 ens3 12.96 12.41 146.69 1.39 0.00 0.00 0.00 0.00 04:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:05 ens3 13.63 13.45 140.02 1.17 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.89 7.90 72.39 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26790) 06/12/26 _x86_64_ (2 CPU) 01:48:08 LINUX RESTART (2 CPU) 01:50:10 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 0.35 0.00 0.16 0.02 0.03 99.43 02:00:00 0 0.50 0.00 0.14 0.01 0.02 99.33 02:00:00 1 0.21 0.00 0.19 0.04 0.04 99.53 02:10:00 all 0.28 0.00 0.07 0.01 0.03 99.61 02:10:00 0 0.50 0.00 0.06 0.00 0.02 99.42 02:10:00 1 0.06 0.00 0.09 0.02 0.04 99.80 02:20:10 all 0.27 0.00 0.08 0.06 0.04 99.55 02:20:10 0 0.19 0.00 0.09 0.05 0.03 99.64 02:20:10 1 0.34 0.00 0.08 0.08 0.04 99.46 02:30:01 all 0.26 0.00 0.18 0.11 0.03 99.42 02:30:01 0 0.33 0.00 0.17 0.09 0.03 99.38 02:30:01 1 0.18 0.00 0.19 0.13 0.03 99.46 02:40:03 all 0.36 0.00 0.11 0.07 0.03 99.43 02:40:03 0 0.33 0.00 0.09 0.01 0.03 99.54 02:40:03 1 0.39 0.00 0.13 0.14 0.02 99.32 02:50:04 all 0.26 0.00 0.08 0.01 0.02 99.63 02:50:04 0 0.42 0.00 0.06 0.01 0.02 99.50 02:50:04 1 0.09 0.00 0.09 0.02 0.03 99.77 03:00:01 all 12.91 0.00 2.00 1.41 0.06 83.62 03:00:01 0 13.24 0.00 1.92 1.33 0.07 83.44 03:00:01 1 12.57 0.00 2.08 1.49 0.06 83.79 03:10:05 all 0.94 0.00 0.25 0.01 0.05 98.75 03:10:05 0 0.94 0.00 0.30 0.01 0.05 98.70 03:10:05 1 0.94 0.00 0.20 0.01 0.04 98.81 03:20:04 all 6.52 0.00 0.76 0.01 0.07 92.63 03:20:04 0 9.01 0.00 1.05 0.01 0.08 89.86 03:20:04 1 4.10 0.00 0.49 0.01 0.06 95.34 03:30:01 all 1.08 0.00 0.29 0.01 0.06 98.55 03:30:01 0 1.11 0.00 0.32 0.01 0.07 98.49 03:30:01 1 1.05 0.00 0.26 0.01 0.06 98.62 03:40:04 all 0.59 0.00 0.15 0.01 0.06 99.20 03:40:04 0 0.55 0.00 0.14 0.01 0.05 99.25 03:40:04 1 0.63 0.00 0.15 0.01 0.06 99.14 03:40:04 CPU %user %nice %system %iowait %steal %idle 03:50:04 all 0.86 0.00 0.18 0.01 0.06 98.89 03:50:04 0 1.08 0.00 0.23 0.01 0.08 98.61 03:50:04 1 0.64 0.00 0.13 0.01 0.05 99.18 04:00:01 all 1.91 0.00 0.36 0.01 0.06 97.67 04:00:01 0 2.62 0.00 0.40 0.01 0.05 96.93 04:00:01 1 1.19 0.00 0.31 0.01 0.08 98.41 04:10:04 all 2.10 0.00 0.42 0.01 0.06 97.41 04:10:04 0 3.33 0.00 0.59 0.01 0.07 95.99 04:10:04 1 0.86 0.00 0.24 0.01 0.06 98.83 04:20:05 all 0.91 0.00 0.22 0.01 0.07 98.79 04:20:05 0 0.65 0.00 0.14 0.02 0.04 99.16 04:20:05 1 1.18 0.00 0.30 0.00 0.09 98.42 Average: all 1.96 0.00 0.35 0.12 0.05 97.52 Average: 0 2.29 0.00 0.38 0.11 0.05 97.18 Average: 1 1.62 0.00 0.33 0.13 0.05 97.87