---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-79 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 657 6342 4 8990 14989 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:d5:3f:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.41/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84964sec preferred_lft 84964sec inet6 fe80::f816:3eff:fed5:3f81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:7a:0c:4d:0e:cf 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-79) 10/08/26 _x86_64_ (4 CPU) 05:17:33 LINUX RESTART (4 CPU) 05:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:04 43.94 3.86 38.11 1.96 410.79 15982.92 15733.10 05:40:01 234.68 2.45 223.29 8.93 94.77 14997.67 106856.15 Average: 139.09 3.16 130.49 5.44 253.14 15491.42 61191.12 05:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:04 7630856 13657516 2288312 13.98 204556 5815104 2645992 15.19 1231192 6946476 100048 05:40:01 6474000 15324600 598464 3.66 331128 8291972 1156204 6.64 2185188 6901368 192 Average: 7052428 14491058 1443388 8.82 267842 7053538 1901098 10.91 1708190 6923922 50120 05:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:04 lo 0.72 0.72 0.21 0.21 0.00 0.00 0.00 0.00 05:30:04 ens3 202.55 154.42 1958.31 30.51 0.00 0.00 0.00 0.00 05:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 9.64 9.64 0.94 0.94 0.00 0.00 0.00 0.00 05:40:01 ens3 86.59 83.08 326.78 108.38 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 5.17 5.17 0.57 0.57 0.00 0.00 0.00 0.00 Average: ens3 144.70 118.83 1144.40 69.35 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-79) 10/08/26 _x86_64_ (4 CPU) 05:17:33 LINUX RESTART (4 CPU) 05:20:04 CPU %user %nice %system %iowait %steal %idle 05:30:04 all 35.49 0.00 3.24 0.49 0.02 60.76 05:30:04 0 32.08 0.00 3.03 0.76 0.02 64.11 05:30:04 1 36.29 0.00 3.23 0.28 0.02 60.18 05:30:04 2 37.14 0.00 3.47 0.40 0.03 58.96 05:30:04 3 36.48 0.00 3.22 0.52 0.02 59.76 05:40:01 all 38.80 0.00 3.76 0.32 0.03 57.09 05:40:01 0 32.39 0.00 3.83 0.35 0.02 63.42 05:40:01 1 44.57 0.00 4.14 0.42 0.04 50.83 05:40:01 2 37.88 0.00 3.51 0.26 0.03 58.33 05:40:01 3 40.39 0.00 3.57 0.26 0.03 55.75 Average: all 37.14 0.00 3.50 0.41 0.03 58.93 Average: 0 32.23 0.00 3.43 0.56 0.02 63.76 Average: 1 40.41 0.00 3.69 0.35 0.03 55.52 Average: 2 37.51 0.00 3.49 0.33 0.03 58.65 Average: 3 38.42 0.00 3.40 0.39 0.03 57.76