---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-63265 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 12G 67G 15% / 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 732 9480 4 5776 14913 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:05:3c:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84826sec preferred_lft 84826sec inet6 fe80::f816:3eff:fe05:3ca8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:c3:62:92:c8:69 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-63265) 10/10/26 _x86_64_ (4 CPU) 02:47:19 LINUX RESTART (4 CPU) 02:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:46 32.16 0.98 27.70 3.48 243.72 5550.56 19561.76 03:10:02 28.53 0.05 25.63 2.86 1.61 6388.04 11512.44 Average: 30.46 0.54 26.73 3.19 130.73 5941.42 15805.08 02:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:46 9002576 13220956 2731636 16.68 161180 4136892 2864000 16.44 791120 6129616 14964 03:10:02 7416904 13074420 2871656 17.54 191012 5474008 2996972 17.20 1096080 7349076 26000 Average: 8209740 13147688 2801646 17.11 176096 4805450 2930486 16.82 943600 6739346 20482 02:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:46 lo 1189.45 1189.45 1134.74 1134.74 0.00 0.00 0.00 0.00 03:00:46 ens3 83.26 56.85 697.83 10.78 0.00 0.00 0.00 0.00 03:00:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:02 lo 943.87 943.87 899.44 899.44 0.00 0.00 0.00 0.00 03:10:02 ens3 58.23 45.39 272.66 9.30 0.00 0.00 0.00 0.00 03:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1074.84 1074.84 1024.92 1024.92 0.00 0.00 0.00 0.00 Average: ens3 71.58 51.50 499.40 10.09 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-63265) 10/10/26 _x86_64_ (4 CPU) 02:47:19 LINUX RESTART (4 CPU) 02:50:10 CPU %user %nice %system %iowait %steal %idle 03:00:46 all 63.20 0.00 2.64 0.11 0.03 34.02 03:00:46 0 61.75 0.00 2.57 0.14 0.03 35.50 03:00:46 1 64.20 0.00 2.98 0.07 0.03 32.72 03:00:46 2 62.06 0.00 2.40 0.11 0.03 35.40 03:00:46 3 64.79 0.00 2.59 0.10 0.03 32.48 03:10:02 all 57.40 0.00 2.43 0.13 0.03 40.02 03:10:02 0 58.10 0.00 2.40 0.06 0.03 39.42 03:10:02 1 58.39 0.00 2.49 0.09 0.03 38.99 03:10:02 2 58.62 0.00 2.67 0.17 0.03 38.51 03:10:02 3 54.48 0.00 2.15 0.17 0.03 43.17 Average: all 60.49 0.00 2.54 0.12 0.03 36.83 Average: 0 60.04 0.00 2.49 0.11 0.03 37.33 Average: 1 61.49 0.00 2.75 0.08 0.03 35.65 Average: 2 60.45 0.00 2.53 0.14 0.03 36.85 Average: 3 59.98 0.00 2.38 0.14 0.03 37.47