---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37063 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 764 5086 4 2384 7177 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:ba:64:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71797sec preferred_lft 71797sec inet6 fe80::f816:3eff:feba:6453/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37063) 07/19/26 _x86_64_ (2 CPU) 00:16:23 LINUX RESTART (2 CPU) 00:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:14 1.69 0.03 1.66 0.01 1.24 19.65 436.22 00:40:13 24.17 2.86 18.96 2.34 225.61 3546.35 1005.51 00:50:13 15.04 0.00 1.53 13.50 0.15 19.53 106584.87 01:00:13 1.48 0.00 1.46 0.01 0.00 22.72 0.23 01:10:13 1.35 0.00 1.35 0.00 0.00 17.89 0.09 01:20:13 1.98 0.26 1.71 0.02 32.02 81.52 0.27 01:30:13 1.52 0.00 1.51 0.01 0.00 19.99 0.23 01:40:05 1.33 0.00 1.33 0.00 0.00 17.06 0.00 01:50:13 1.48 0.00 1.48 0.00 0.00 18.26 0.00 02:00:13 1.66 0.00 1.63 0.03 0.00 132.03 0.91 02:10:13 1.35 0.00 1.33 0.02 0.00 17.44 0.40 02:20:05 1.33 0.00 1.31 0.02 0.00 17.52 0.41 02:30:14 1.54 0.00 1.50 0.03 0.00 20.29 0.63 02:40:14 1.37 0.00 1.36 0.01 0.00 22.49 0.32 02:50:12 1.34 0.00 1.34 0.00 0.00 17.63 0.00 03:00:14 1.71 0.00 1.69 0.02 0.00 22.67 0.31 03:10:14 1.38 0.00 1.38 0.00 0.00 17.98 0.00 03:20:14 1.39 0.00 1.39 0.00 0.00 18.24 0.00 03:30:05 1.63 0.00 1.62 0.02 0.00 21.92 0.35 03:40:14 1.51 0.00 1.50 0.01 0.00 18.79 0.05 03:50:14 1.33 0.00 1.33 0.00 0.00 17.26 0.00 04:00:14 1.63 0.00 1.62 0.02 0.00 20.85 0.23 04:10:14 1.37 0.00 1.37 0.00 0.00 30.62 0.36 Average: 3.07 0.14 2.23 0.70 11.26 180.72 4693.59 00:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:14 6296588 7547936 273072 3.36 30632 1426364 518868 5.65 447000 1187540 124 00:40:13 5229340 7422404 344880 4.24 86572 2266288 615032 6.70 575960 2037984 676 00:50:13 5227588 7421560 345684 4.25 86700 2267104 615132 6.70 576372 2038900 328 01:00:13 5212692 7408348 358912 4.41 86840 2268648 624968 6.81 577988 2040584 244 01:10:13 5224544 7421132 346172 4.26 87000 2269428 625032 6.81 577932 2041524 164 01:20:13 5164376 7389380 377812 4.65 87284 2297492 643668 7.01 606140 2060660 184 01:30:13 5158116 7383896 383164 4.71 87424 2298112 643736 7.01 606120 2061420 168 01:40:05 5154764 7381296 385800 4.74 87560 2298728 643736 7.01 606492 2062172 240 01:50:13 5154764 7382052 385084 4.74 87728 2299308 644760 7.02 607184 2062928 124 02:00:13 5138076 7400132 366524 4.51 87876 2333528 630992 6.87 593188 2097292 204 02:10:13 5136072 7399024 367604 4.52 87996 2334312 630992 6.87 593284 2098052 264 02:20:05 5135164 7398900 367752 4.52 88144 2334916 630992 6.87 593392 2098824 208 02:30:14 5144112 7408688 357852 4.40 88308 2335568 630976 6.87 593408 2099640 168 02:40:14 5144348 7411176 355336 4.37 88448 2337648 632416 6.89 594260 2101860 68 02:50:12 5144688 7412292 354208 4.36 88580 2338284 632568 6.89 594284 2102628 192 03:00:14 5137760 7406308 360176 4.43 88724 2339052 632568 6.89 594440 2103412 124 03:10:14 5135032 7404340 362136 4.45 88844 2339680 632552 6.89 594436 2104160 128 03:20:14 5133520 7403748 362700 4.46 88972 2340460 632568 6.89 594676 2105068 248 03:30:05 5121204 7392264 373872 4.60 89136 2341120 687644 7.49 599900 2105880 404 03:40:14 5128792 7400744 365548 4.49 89264 2341868 632568 6.89 594864 2106636 176 03:50:14 5128036 7400784 365508 4.49 89412 2342504 632616 6.89 594880 2107420 276 04:00:14 5135532 7409664 356520 4.38 89512 2343768 632780 6.89 595044 2108788 796 04:10:14 5086292 7364356 401896 4.94 89628 2347528 634152 6.91 596308 2112664 128 Average: 5203104 7407410 361661 4.45 85678 2280074 629622 6.86 587285 2045480 245 00:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 1.58 0.11 0.18 0.06 0.00 0.00 0.00 0.00 00:40:13 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:13 ens3 73.59 50.00 326.41 12.36 0.00 0.00 0.00 0.00 00:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 3.56 1.25 0.82 0.23 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 10.74 9.86 111.88 0.93 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 1.43 1.00 0.27 0.12 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 4.91 4.29 8.52 0.64 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 2.68 1.73 0.36 0.24 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 2.89 1.75 0.41 0.27 0.00 0.00 0.00 0.00 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 2.02 1.40 0.26 0.17 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 5.02 4.40 44.65 0.67 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 0.25 0.10 0.05 0.02 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.27 0.11 0.05 0.02 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.28 0.11 0.05 0.02 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 2.78 2.51 0.58 0.46 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 0.32 0.13 0.08 0.04 0.00 0.00 0.00 0.00 03:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:14 ens3 0.42 0.16 0.12 0.06 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 0.28 0.09 0.05 0.02 0.00 0.00 0.00 0.00 03:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 0.72 0.56 0.17 0.07 0.00 0.00 0.00 0.00 03:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:05 ens3 0.42 0.16 0.11 0.06 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 0.35 0.11 0.07 0.04 0.00 0.00 0.00 0.00 03:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:14 ens3 0.28 0.10 0.06 0.02 0.00 0.00 0.00 0.00 04:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:14 ens3 1.03 0.86 0.25 0.15 0.00 0.00 0.00 0.00 04:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:14 ens3 22.75 21.90 224.76 3.10 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 6.02 4.46 31.31 0.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37063) 07/19/26 _x86_64_ (2 CPU) 00:16:23 LINUX RESTART (2 CPU) 00:20:14 CPU %user %nice %system %iowait %steal %idle 00:30:14 all 0.29 0.00 0.16 0.01 0.03 99.51 00:30:14 0 0.13 0.00 0.17 0.02 0.03 99.65 00:30:14 1 0.45 0.00 0.15 0.01 0.03 99.37 00:40:13 all 12.14 0.00 1.80 0.68 0.05 85.33 00:40:13 0 12.73 0.00 1.68 0.65 0.06 84.89 00:40:13 1 11.55 0.00 1.92 0.71 0.05 85.77 00:50:13 all 0.48 0.00 0.15 0.03 0.05 99.29 00:50:13 0 0.49 0.00 0.13 0.01 0.05 99.33 00:50:13 1 0.48 0.00 0.17 0.05 0.05 99.24 01:00:13 all 0.79 0.00 0.29 0.04 0.04 98.83 01:00:13 0 1.06 0.00 0.33 0.07 0.04 98.51 01:00:13 1 0.53 0.00 0.26 0.02 0.05 99.15 01:10:13 all 0.52 0.00 0.13 0.02 0.04 99.29 01:10:13 0 0.46 0.00 0.20 0.01 0.05 99.28 01:10:13 1 0.57 0.00 0.07 0.03 0.02 99.31 01:20:13 all 1.22 0.00 0.23 0.03 0.04 98.48 01:20:13 0 1.08 0.00 0.24 0.05 0.04 98.59 01:20:13 1 1.35 0.00 0.22 0.01 0.04 98.38 01:30:13 all 0.65 0.00 0.25 0.02 0.04 99.05 01:30:13 0 0.63 0.00 0.21 0.02 0.04 99.10 01:30:13 1 0.66 0.00 0.28 0.01 0.04 99.01 01:40:05 all 0.62 0.00 0.15 0.01 0.04 99.18 01:40:05 0 0.64 0.00 0.14 0.01 0.03 99.18 01:40:05 1 0.61 0.00 0.16 0.00 0.04 99.18 01:50:13 all 2.80 0.00 0.39 0.01 0.05 96.75 01:50:13 0 0.92 0.00 0.21 0.01 0.05 98.82 01:50:13 1 4.72 0.00 0.58 0.00 0.06 94.64 02:00:13 all 4.03 0.00 0.63 0.01 0.06 95.28 02:00:13 0 2.08 0.00 0.41 0.02 0.05 97.45 02:00:13 1 6.03 0.00 0.85 0.01 0.06 93.05 02:10:13 all 0.45 0.00 0.14 0.96 0.04 98.41 02:10:13 0 0.37 0.00 0.15 1.24 0.05 98.19 02:10:13 1 0.54 0.00 0.13 0.68 0.04 98.62 02:10:13 CPU %user %nice %system %iowait %steal %idle 02:20:05 all 0.40 0.00 0.14 0.01 0.04 99.41 02:20:05 0 0.36 0.00 0.12 0.01 0.04 99.47 02:20:05 1 0.44 0.00 0.15 0.01 0.05 99.35 02:30:14 all 0.48 0.00 0.21 0.01 0.04 99.27 02:30:14 0 0.44 0.00 0.24 0.02 0.04 99.26 02:30:14 1 0.51 0.00 0.18 0.00 0.03 99.28 02:40:14 all 1.06 0.00 0.17 0.05 0.04 98.69 02:40:14 0 1.27 0.00 0.21 0.06 0.05 98.42 02:40:14 1 0.84 0.00 0.13 0.04 0.03 98.96 02:50:12 all 0.47 0.00 0.15 0.01 0.04 99.33 02:50:12 0 0.46 0.00 0.18 0.01 0.04 99.31 02:50:12 1 0.48 0.00 0.12 0.02 0.03 99.35 03:00:14 all 0.52 0.00 0.25 0.01 0.04 99.18 03:00:14 0 0.49 0.00 0.26 0.01 0.04 99.20 03:00:14 1 0.55 0.00 0.24 0.01 0.04 99.16 03:10:14 all 0.48 0.00 0.15 0.06 0.12 99.19 03:10:14 0 0.53 0.00 0.14 0.08 0.12 99.14 03:10:14 1 0.42 0.00 0.16 0.04 0.13 99.25 03:20:14 all 0.70 0.00 0.15 0.01 0.04 99.10 03:20:14 0 0.48 0.00 0.09 0.01 0.02 99.40 03:20:14 1 0.92 0.00 0.22 0.01 0.05 98.80 03:30:05 all 0.49 0.00 0.25 0.01 0.04 99.21 03:30:05 0 0.49 0.00 0.25 0.01 0.04 99.21 03:30:05 1 0.50 0.00 0.24 0.01 0.04 99.21 03:40:14 all 0.46 0.00 0.14 0.01 0.04 99.34 03:40:14 0 0.43 0.00 0.18 0.01 0.05 99.33 03:40:14 1 0.50 0.00 0.11 0.00 0.03 99.36 03:50:14 all 0.46 0.00 0.14 0.02 0.04 99.34 03:50:14 0 0.49 0.00 0.13 0.02 0.04 99.32 03:50:14 1 0.43 0.00 0.15 0.01 0.05 99.36 04:00:14 all 0.89 0.00 0.23 0.01 0.04 98.82 04:00:14 0 0.87 0.00 0.24 0.00 0.04 98.84 04:00:14 1 0.91 0.00 0.23 0.01 0.04 98.80 04:00:14 CPU %user %nice %system %iowait %steal %idle 04:10:14 all 1.57 0.00 0.34 0.01 0.04 98.05 04:10:14 0 1.43 0.00 0.33 0.02 0.05 98.19 04:10:14 1 1.71 0.00 0.34 0.01 0.04 97.90 Average: all 1.39 0.00 0.29 0.09 0.05 98.19 Average: 0 1.23 0.00 0.27 0.10 0.05 98.35 Average: 1 1.55 0.00 0.31 0.07 0.05 98.03