---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-6528 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 666 6372 4 8950 14979 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fb:24:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.217/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85018sec preferred_lft 85018sec inet6 fe80::f816:3eff:fefb:24ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:6f:6a:94:e8:de brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-6528) 10/02/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:23 60.96 3.89 41.73 15.34 408.93 15444.52 284772.79 05:40:01 252.45 3.30 239.00 10.15 152.36 15260.22 251961.62 Average: 154.54 3.60 138.14 12.80 283.54 15354.46 268737.85 05:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:23 7577828 13695124 2250376 13.74 206284 5898640 2566196 14.73 1243624 6999876 140824 05:40:01 6558600 15372596 549932 3.36 333360 8253184 1081372 6.21 2195412 6817600 9516 Average: 7068214 14533860 1400154 8.55 269822 7075912 1823784 10.47 1719518 6908738 75170 05:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:23 lo 0.73 0.73 0.21 0.21 0.00 0.00 0.00 0.00 05:30:23 ens3 194.35 153.87 1985.48 32.33 0.00 0.00 0.00 0.00 05:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 18.24 18.24 1.73 1.73 0.00 0.00 0.00 0.00 05:40:01 ens3 114.21 118.55 312.67 687.56 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.29 9.29 0.95 0.95 0.00 0.00 0.00 0.00 Average: ens3 155.19 136.61 1167.97 352.54 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-6528) 10/02/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:17 CPU %user %nice %system %iowait %steal %idle 05:30:23 all 37.50 0.00 3.35 0.49 0.03 58.64 05:30:23 0 34.73 0.00 3.29 0.30 0.02 61.65 05:30:23 1 40.08 0.00 3.21 0.45 0.03 56.22 05:30:23 2 38.76 0.00 3.58 0.57 0.03 57.05 05:30:23 3 36.41 0.00 3.31 0.62 0.03 59.63 05:40:01 all 38.22 0.00 3.44 0.41 0.03 57.90 05:40:01 0 36.85 0.00 3.50 0.56 0.03 59.06 05:40:01 1 45.36 0.00 3.16 0.33 0.03 51.11 05:40:01 2 31.94 0.00 3.86 0.33 0.03 63.84 05:40:01 3 38.72 0.00 3.26 0.44 0.03 57.56 Average: all 37.85 0.00 3.39 0.45 0.03 58.28 Average: 0 35.77 0.00 3.39 0.43 0.03 60.39 Average: 1 42.66 0.00 3.18 0.39 0.03 53.73 Average: 2 35.43 0.00 3.72 0.45 0.03 60.37 Average: 3 37.54 0.00 3.28 0.53 0.03 58.62