---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37859 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 8.2G 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 800 4889 4 2560 7141 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:c3:17:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79602sec preferred_lft 79602sec inet6 fe80::f816:3eff:fec3:1721/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37859) 08/16/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.46 0.02 1.42 0.02 0.83 21.35 0.59 00:20:26 1.48 0.11 1.34 0.03 3.35 21.42 315.11 00:30:44 2.47 0.69 1.74 0.04 91.41 80.94 57.40 00:40:00 1.46 0.01 1.40 0.06 1.14 24.13 0.98 00:50:44 27.95 12.57 2.09 13.29 137.57 49.95 99056.44 01:00:00 1.57 0.00 1.54 0.03 0.00 24.65 0.42 01:10:44 1.41 0.00 1.41 0.00 0.00 20.51 0.00 01:20:16 1.28 0.00 1.28 0.00 0.00 19.97 0.00 01:30:00 1.68 0.03 1.63 0.02 0.67 30.83 0.23 Average: 4.75 1.60 1.54 1.61 27.55 32.99 11865.23 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 5225340 7408864 358804 4.41 86936 2256892 625388 6.81 585372 2030200 156 00:20:26 5192268 7377472 390136 4.80 87228 2258216 624860 6.81 585932 2031600 256 00:30:44 5159100 7374584 392532 4.83 87676 2287908 811456 8.84 602704 2051276 208 00:40:00 5159100 7377120 390128 4.80 87872 2290256 625004 6.81 597036 2053504 124 00:50:44 5110360 7385288 373004 4.59 90360 2336420 626116 6.82 598388 2101544 196 01:00:00 5103160 7379764 378480 4.65 90508 2337896 626108 6.82 598432 2103168 124 01:10:44 5104388 7382520 375724 4.62 90664 2339256 626212 6.82 598532 2104676 168 01:20:16 5105260 7385056 373164 4.59 90772 2340800 626652 6.83 599440 2106192 252 01:30:00 5112028 7396492 361316 4.44 90896 2345268 621500 6.77 556624 2110796 1180 Average: 5141223 7385240 377032 4.64 89212 2310324 645922 7.04 591384 2076995 296 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 1.11 0.20 0.23 0.11 0.00 0.00 0.00 0.00 00:20:26 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:26 ens3 0.93 0.19 0.17 0.08 0.00 0.00 0.00 0.00 00:30:44 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:30:44 ens3 1.21 0.70 3.29 0.12 0.00 0.00 0.00 0.00 00:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:00 ens3 1.63 0.30 0.41 0.21 0.00 0.00 0.00 0.00 00:50:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:44 ens3 2.45 0.23 0.44 0.18 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 1.28 0.17 0.19 0.06 0.00 0.00 0.00 0.00 01:10:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:44 ens3 2.91 0.44 0.55 0.86 0.00 0.00 0.00 0.00 01:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 1.52 0.57 0.26 1.62 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 3.43 2.41 4.91 0.79 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.84 0.57 1.16 0.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37859) 08/16/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.61 0.00 0.15 0.01 0.09 99.14 00:10:00 0 0.72 0.00 0.19 0.02 0.12 98.95 00:10:00 1 0.49 0.00 0.11 0.01 0.06 99.33 00:20:26 all 0.79 0.00 0.24 0.01 0.09 98.88 00:20:26 0 0.65 0.00 0.22 0.01 0.06 99.06 00:20:26 1 0.93 0.00 0.25 0.01 0.11 98.69 00:30:44 all 0.76 0.00 0.24 0.02 0.08 98.90 00:30:44 0 0.83 0.00 0.27 0.03 0.09 98.78 00:30:44 1 0.68 0.00 0.21 0.02 0.07 99.01 00:40:00 all 0.71 0.00 0.13 0.01 0.09 99.06 00:40:00 0 1.00 0.00 0.15 0.01 0.12 98.72 00:40:00 1 0.42 0.00 0.10 0.01 0.06 99.40 00:50:44 all 0.66 0.15 0.21 0.13 0.08 98.76 00:50:44 0 0.81 0.30 0.28 0.23 0.12 98.26 00:50:44 1 0.52 0.00 0.13 0.04 0.05 99.26 01:00:00 all 0.68 0.00 0.22 0.01 0.09 99.01 01:00:00 0 0.86 0.00 0.26 0.00 0.12 98.76 01:00:00 1 0.50 0.00 0.18 0.02 0.05 99.25 01:10:44 all 0.58 0.00 0.12 0.02 0.09 99.20 01:10:44 0 0.47 0.00 0.14 0.01 0.09 99.30 01:10:44 1 0.68 0.00 0.11 0.02 0.09 99.10 01:20:16 all 0.51 0.00 0.12 0.01 0.08 99.28 01:20:16 0 0.17 0.00 0.10 0.00 0.05 99.68 01:20:16 1 0.84 0.00 0.14 0.01 0.11 98.89 01:30:00 all 0.97 0.00 0.23 0.01 0.08 98.71 01:30:00 0 1.22 0.00 0.22 0.01 0.07 98.48 01:30:00 1 0.72 0.00 0.25 0.01 0.09 98.94 Average: all 0.69 0.02 0.18 0.03 0.09 98.99 Average: 0 0.74 0.04 0.20 0.04 0.09 98.89 Average: 1 0.65 0.00 0.17 0.02 0.08 99.09