---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61923 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 758 9419 4 5810 14887 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:19:74:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84755sec preferred_lft 84755sec inet6 fe80::f816:3eff:fe19:7432/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:5a:e8:1b:d4:f0 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-61923) 10/04/26 _x86_64_ (4 CPU) 06:26:24 LINUX RESTART (4 CPU) 06:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:23 34.35 0.58 30.20 3.58 20.19 4174.18 7443.85 06:50:22 26.27 0.06 23.36 2.86 1.77 5832.12 7920.58 Average: 30.35 0.32 26.81 3.22 11.08 4994.84 7679.83 06:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:23 9363676 13364264 2588632 15.81 165864 3912488 2734368 15.70 755576 5800752 15228 06:50:22 6327988 11603184 4343284 26.53 197192 5084136 4415240 25.34 930860 8597620 128608 Average: 7845832 12483724 3465958 21.17 181528 4498312 3574804 20.52 843218 7199186 71918 06:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:23 lo 1419.85 1419.85 1354.62 1354.62 0.00 0.00 0.00 0.00 06:40:23 ens3 82.86 62.89 425.34 16.50 0.00 0.00 0.00 0.00 06:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:22 lo 742.89 742.89 708.11 708.11 0.00 0.00 0.00 0.00 06:50:22 ens3 59.67 49.51 236.31 13.82 0.00 0.00 0.00 0.00 06:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1084.76 1084.76 1034.60 1034.60 0.00 0.00 0.00 0.00 Average: ens3 71.38 56.27 331.77 15.17 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-61923) 10/04/26 _x86_64_ (4 CPU) 06:26:24 LINUX RESTART (4 CPU) 06:30:11 CPU %user %nice %system %iowait %steal %idle 06:40:23 all 63.60 0.00 2.76 0.12 0.02 33.50 06:40:23 0 62.48 0.00 2.84 0.13 0.01 34.53 06:40:23 1 62.16 0.00 2.75 0.16 0.01 34.92 06:40:23 2 65.90 0.00 2.59 0.06 0.02 31.43 06:40:23 3 63.86 0.00 2.87 0.14 0.02 33.11 06:50:22 all 60.19 0.00 2.38 0.07 0.02 37.34 06:50:22 0 62.07 0.00 2.51 0.05 0.02 35.35 06:50:22 1 58.37 0.00 2.55 0.09 0.02 38.98 06:50:22 2 58.31 0.00 2.00 0.07 0.01 39.61 06:50:22 3 62.01 0.00 2.47 0.08 0.02 35.42 Average: all 61.91 0.00 2.57 0.10 0.02 35.40 Average: 0 62.28 0.00 2.68 0.09 0.02 34.94 Average: 1 60.28 0.00 2.65 0.13 0.02 36.93 Average: 2 62.14 0.00 2.30 0.06 0.01 35.48 Average: 3 62.95 0.00 2.67 0.11 0.02 34.26