---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32982 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 791 4963 4 2487 7150 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:c2:e7:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79487sec preferred_lft 79487sec inet6 fe80::f816:3eff:fec2:e765/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32982) 07/05/26 _x86_64_ (2 CPU) 00:16:10 LINUX RESTART (2 CPU) 00:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:01 11.19 1.42 8.44 1.33 115.66 1145.86 464.55 00:40:01 1.22 0.01 1.21 0.00 0.05 18.37 0.13 00:50:10 1.24 0.00 1.24 0.00 0.00 18.22 0.00 01:00:01 1.44 0.00 1.42 0.02 0.00 21.85 0.56 01:10:00 15.42 0.26 1.63 13.53 32.22 80.82 106734.96 01:20:10 1.39 0.00 1.33 0.05 0.00 23.62 0.89 01:30:01 1.53 0.00 1.48 0.05 0.00 24.45 0.64 01:40:01 1.27 0.00 1.25 0.01 0.00 21.05 0.09 01:50:00 1.23 0.00 1.23 0.00 0.00 19.49 0.00 02:00:01 1.46 0.00 1.45 0.02 0.00 23.30 0.49 02:10:01 2.09 0.04 1.89 0.16 1.08 55.87 35.17 Average: 3.57 0.16 2.04 1.38 13.36 130.25 9749.73 00:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:01 5230328 7402904 365024 4.49 86204 2246924 611284 6.66 587512 2017572 148 00:40:01 5227052 7400828 366880 4.51 86372 2247956 614708 6.70 589988 2018772 152 00:50:10 5230952 7406028 361672 4.45 86516 2249120 614908 6.70 590236 2020072 264 01:00:01 5222892 7399364 368280 4.53 86676 2250372 615104 6.70 591128 2021468 168 01:10:00 5177472 7382148 385292 4.74 87004 2278120 615104 6.70 600428 2040464 164 01:20:10 5182768 7389880 377600 4.64 87180 2280380 617152 6.72 602016 2042772 144 01:30:01 5175220 7384132 383336 4.71 87408 2281964 617152 6.72 601740 2044560 260 01:40:01 5175220 7386040 381444 4.69 87580 2283688 617152 6.72 602112 2046468 296 01:50:00 5179072 7391256 376244 4.63 87664 2284956 617244 6.72 602100 2047832 36 02:00:01 5178352 7392164 375312 4.61 87836 2286404 617312 6.72 602028 2049452 268 02:10:01 5104688 7339244 427832 5.26 88444 2306212 664356 7.24 668544 2069556 24992 Average: 5189456 7388544 378992 4.66 87171 2272372 620134 6.75 603439 2038090 2445 00:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 00:30:01 ens3 7.85 5.28 36.39 1.64 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 2.07 0.19 0.34 0.13 0.00 0.00 0.00 0.00 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 0.83 0.16 0.16 0.08 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 0.61 0.15 0.10 0.05 0.00 0.00 0.00 0.00 01:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.75 0.30 3.27 0.07 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.56 0.16 0.14 0.08 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 0.44 0.09 0.10 0.04 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 0.61 0.20 0.17 0.11 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 3.20 0.27 0.61 0.21 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 1.56 0.27 0.20 0.09 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 4.92 3.65 8.70 8.85 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 2.12 0.97 4.50 1.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32982) 07/05/26 _x86_64_ (2 CPU) 00:16:10 LINUX RESTART (2 CPU) 00:20:13 CPU %user %nice %system %iowait %steal %idle 00:30:01 all 5.99 0.00 0.94 0.31 0.07 92.68 00:30:01 0 6.10 0.00 0.92 0.16 0.07 92.75 00:30:01 1 5.89 0.00 0.96 0.46 0.07 92.62 00:40:01 all 0.57 0.00 0.13 0.02 0.08 99.21 00:40:01 0 0.63 0.00 0.17 0.03 0.11 99.07 00:40:01 1 0.51 0.00 0.08 0.00 0.05 99.35 00:50:10 all 0.57 0.00 0.12 0.01 0.08 99.22 00:50:10 0 0.75 0.00 0.14 0.01 0.10 98.99 00:50:10 1 0.39 0.00 0.09 0.01 0.06 99.45 01:00:01 all 0.65 0.00 0.21 0.01 0.08 99.05 01:00:01 0 0.66 0.00 0.24 0.01 0.11 98.98 01:00:01 1 0.65 0.00 0.18 0.01 0.05 99.11 01:10:00 all 0.79 0.00 0.15 0.04 0.08 98.93 01:10:00 0 0.96 0.00 0.16 0.03 0.09 98.76 01:10:00 1 0.62 0.00 0.14 0.06 0.08 99.10 01:20:10 all 0.76 0.00 0.11 0.01 0.09 99.03 01:20:10 0 0.91 0.00 0.13 0.02 0.11 98.83 01:20:10 1 0.60 0.00 0.09 0.01 0.06 99.23 01:30:01 all 0.66 0.00 0.20 0.01 0.09 99.05 01:30:01 0 0.70 0.00 0.20 0.01 0.08 99.00 01:30:01 1 0.61 0.00 0.20 0.01 0.09 99.10 01:40:01 all 0.71 0.00 0.11 0.01 0.09 99.08 01:40:01 0 0.85 0.00 0.15 0.01 0.13 98.86 01:40:01 1 0.57 0.00 0.07 0.01 0.05 99.30 01:50:00 all 0.59 0.00 0.13 0.01 0.09 99.19 01:50:00 0 0.64 0.00 0.14 0.01 0.11 99.10 01:50:00 1 0.54 0.00 0.11 0.01 0.07 99.27 02:00:01 all 0.73 0.00 0.24 0.05 0.06 98.91 02:00:01 0 0.61 0.00 0.25 0.04 0.06 99.04 02:00:01 1 0.86 0.00 0.23 0.07 0.05 98.79 02:10:01 all 1.66 0.00 0.21 0.21 0.14 97.78 02:10:01 0 1.91 0.00 0.22 0.18 0.17 97.52 02:10:01 1 1.40 0.00 0.20 0.23 0.12 98.05 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.24 0.00 0.23 0.06 0.09 98.39 Average: 0 1.33 0.00 0.25 0.05 0.10 98.27 Average: 1 1.14 0.00 0.21 0.08 0.07 98.50