---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34923 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 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 889 4933 4 2412 7052 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:2e:c8:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77196sec preferred_lft 77196sec inet6 fe80::f816:3eff:fe2e:c8d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34923) 07/12/26 _x86_64_ (2 CPU) 00:15:17 LINUX RESTART (2 CPU) 00:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:00 4.16 0.29 3.67 0.20 33.20 727.16 10.11 00:40:00 1.21 0.01 1.20 0.00 0.25 34.72 0.00 00:50:00 1.25 0.00 1.25 0.00 0.00 55.05 0.00 01:00:00 1.51 0.00 1.49 0.02 0.00 33.87 0.27 01:10:00 1.28 0.00 1.28 0.00 0.00 31.37 0.00 01:20:00 1.27 0.00 1.26 0.00 0.00 31.68 0.01 01:30:00 1.51 0.00 1.49 0.02 0.00 32.13 0.27 01:40:00 14.79 0.00 1.31 13.47 0.15 29.76 106347.19 01:50:00 1.28 0.00 1.28 0.00 0.00 25.61 0.00 02:00:00 1.41 0.00 1.39 0.02 0.00 28.59 0.28 02:10:00 1.24 0.00 1.24 0.00 0.00 27.97 0.36 02:20:00 1.34 0.00 1.34 0.00 0.00 27.87 0.00 02:30:00 1.56 0.00 1.55 0.02 0.00 28.43 0.27 02:40:00 1.38 0.00 1.35 0.03 0.00 27.51 5.84 Average: 2.51 0.02 1.51 0.98 2.40 81.55 7597.47 00:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:00 5136748 7342932 424464 5.22 86752 2279888 882524 9.61 620424 2042904 160 00:40:00 5135524 7348088 419124 5.15 86924 2286112 878512 9.57 625008 2049284 320 00:50:00 5134268 7359136 407944 5.02 87052 2298184 897216 9.77 635172 2061492 124 01:00:00 5134564 7364452 402444 4.95 87216 2302956 889016 9.68 635184 2066428 176 01:10:00 5127856 7362940 403860 4.97 87336 2307964 889048 9.68 635284 2071556 276 01:20:00 5127444 7367768 398960 4.91 87492 2312964 889012 9.68 635744 2076592 132 01:30:00 5118904 7363672 402996 4.96 87676 2317156 889200 9.69 635804 2080968 212 01:40:00 5116424 7365720 400724 4.93 87836 2321460 897408 9.77 636024 2085400 164 01:50:00 5112896 7365552 400820 4.93 87960 2324644 889260 9.69 635848 2088712 212 02:00:00 5103580 7359792 406472 5.00 88128 2327972 889292 9.69 635880 2092208 96 02:10:00 5101896 7362380 403852 4.97 88264 2332056 889268 9.69 636012 2096300 204 02:20:00 5104864 7369176 397000 4.88 88380 2335716 889300 9.69 636036 2100076 316 02:30:00 5094600 7362012 404104 4.97 88528 2338620 889280 9.69 636144 2103128 324 02:40:00 5093844 7364668 401392 4.94 88712 2341812 889512 9.69 636216 2106496 196 Average: 5117387 7361306 405297 4.98 87733 2316250 889132 9.68 633913 2080110 208 00:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:00 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 75.28 55.53 18.02 11.51 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 12.54 10.14 2.58 1.45 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 19.86 17.09 4.39 2.49 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 10.04 9.23 2.03 1.20 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 7.45 6.60 5.76 0.99 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 11.18 9.18 3.17 1.55 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 12.04 11.45 2.20 1.18 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 10.29 8.62 2.54 1.55 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 11.05 7.36 2.29 1.22 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 7.73 5.70 1.66 0.98 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 8.78 7.24 2.24 1.39 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 9.24 7.70 2.14 1.34 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 6.50 5.68 1.51 0.94 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 7.15 5.87 1.82 1.15 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 14.94 11.96 3.74 2.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34923) 07/12/26 _x86_64_ (2 CPU) 00:15:17 LINUX RESTART (2 CPU) 00:20:00 CPU %user %nice %system %iowait %steal %idle 00:30:00 all 4.18 0.00 0.68 0.05 0.05 95.05 00:30:00 0 5.22 0.00 0.70 0.06 0.05 93.98 00:30:00 1 3.13 0.00 0.65 0.04 0.04 96.13 00:40:00 all 3.33 0.00 0.39 0.01 0.06 96.21 00:40:00 0 1.92 0.00 0.27 0.01 0.06 97.74 00:40:00 1 4.75 0.00 0.50 0.00 0.06 94.69 00:50:00 all 7.05 0.00 0.74 0.01 0.06 92.14 00:50:00 0 8.50 0.00 0.96 0.01 0.07 90.46 00:50:00 1 5.60 0.00 0.51 0.01 0.06 93.82 01:00:00 all 2.79 0.00 0.43 0.01 0.05 96.73 01:00:00 0 2.50 0.00 0.39 0.01 0.04 97.06 01:00:00 1 3.07 0.00 0.47 0.01 0.05 96.40 01:10:00 all 2.86 0.00 0.37 0.01 0.05 96.71 01:10:00 0 2.85 0.00 0.41 0.01 0.05 96.68 01:10:00 1 2.88 0.00 0.32 0.01 0.05 96.75 01:20:00 all 3.86 0.00 0.40 0.01 0.06 95.67 01:20:00 0 4.47 0.00 0.46 0.01 0.06 95.01 01:20:00 1 3.26 0.00 0.34 0.01 0.06 96.34 01:30:00 all 2.09 0.00 0.37 0.01 0.05 97.48 01:30:00 0 1.83 0.00 0.39 0.01 0.05 97.72 01:30:00 1 2.34 0.00 0.36 0.00 0.05 97.25 01:40:00 all 3.79 0.00 0.43 0.03 0.06 95.69 01:40:00 0 2.29 0.00 0.31 0.05 0.05 97.29 01:40:00 1 5.29 0.00 0.54 0.01 0.07 94.09 01:50:00 all 4.24 0.00 0.63 0.01 0.06 95.07 01:50:00 0 5.24 0.00 0.88 0.01 0.05 93.82 01:50:00 1 3.25 0.00 0.39 0.01 0.06 96.29 02:00:00 all 3.24 0.00 0.63 0.01 0.05 96.07 02:00:00 0 3.69 0.00 0.86 0.02 0.06 95.37 02:00:00 1 2.80 0.00 0.39 0.00 0.05 96.76 02:10:00 all 3.66 0.00 0.38 0.03 0.05 95.88 02:10:00 0 4.09 0.00 0.39 0.06 0.04 95.41 02:10:00 1 3.22 0.00 0.37 0.01 0.05 96.35 02:10:00 CPU %user %nice %system %iowait %steal %idle 02:20:00 all 4.32 0.00 0.61 0.03 0.05 94.99 02:20:00 0 5.00 0.00 0.78 0.04 0.05 94.14 02:20:00 1 3.65 0.00 0.44 0.01 0.06 95.83 02:30:00 all 3.17 0.00 0.63 0.01 0.05 96.14 02:30:00 0 2.00 0.00 0.73 0.00 0.05 97.23 02:30:00 1 4.34 0.00 0.54 0.02 0.05 95.06 02:40:00 all 3.01 0.00 0.33 0.01 0.04 96.60 02:40:00 0 3.28 0.00 0.33 0.01 0.04 96.35 02:40:00 1 2.74 0.00 0.34 0.01 0.05 96.86 Average: all 3.68 0.00 0.50 0.02 0.05 95.75 Average: 0 3.77 0.00 0.56 0.02 0.05 95.59 Average: 1 3.60 0.00 0.44 0.01 0.05 95.90