---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-56271 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.02 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 13G 66G 16% / 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 687 8570 4 6730 14958 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:09:a3:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84133sec preferred_lft 84133sec inet6 fe80::f816:3eff:fe09:a34a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:69:ea:18:98:ef 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-56271) 09/22/26 _x86_64_ (4 CPU) 14:01:08 LINUX RESTART (4 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:10 25.88 0.02 22.89 2.97 0.29 2125.51 6852.53 14:30:22 21.31 0.03 19.38 1.91 0.80 3650.57 6867.03 Average: 23.59 0.02 21.13 2.44 0.54 2889.32 6859.79 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:10 9140396 13049692 2905872 17.75 150052 3858096 2901164 16.65 745520 6066616 33852 14:30:22 6628096 11439020 4513048 27.56 166152 4704972 4474572 25.68 1000840 8292332 1696 Average: 7884246 12244356 3709460 22.66 158102 4281534 3687868 21.17 873180 7179474 17774 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:10 lo 1505.34 1505.34 1429.55 1429.55 0.00 0.00 0.00 0.00 14:20:10 ens3 35.06 25.34 15.72 10.47 0.00 0.00 0.00 0.00 14:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:22 lo 718.67 718.67 675.99 675.99 0.00 0.00 0.00 0.00 14:30:22 ens3 26.52 20.31 24.91 8.27 0.00 0.00 0.00 0.00 14:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.34 1111.34 1052.13 1052.13 0.00 0.00 0.00 0.00 Average: ens3 30.78 22.82 20.32 9.37 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-56271) 09/22/26 _x86_64_ (4 CPU) 14:01:08 LINUX RESTART (4 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:10 all 64.83 0.00 2.72 0.16 0.03 32.26 14:20:10 0 64.62 0.00 2.63 0.09 0.03 32.63 14:20:10 1 63.16 0.00 2.55 0.39 0.02 33.88 14:20:10 2 66.26 0.00 2.88 0.08 0.03 30.75 14:20:10 3 65.29 0.00 2.82 0.07 0.02 31.79 14:30:22 all 39.99 0.00 1.82 0.11 0.02 58.06 14:30:22 0 39.91 0.00 1.74 0.12 0.02 58.21 14:30:22 1 42.44 0.00 2.12 0.09 0.02 55.32 14:30:22 2 37.44 0.00 1.68 0.10 0.02 60.76 14:30:22 3 40.17 0.00 1.75 0.12 0.02 57.95 Average: all 52.38 0.00 2.27 0.13 0.02 45.19 Average: 0 52.24 0.00 2.19 0.10 0.02 45.45 Average: 1 52.78 0.00 2.33 0.24 0.02 44.62 Average: 2 51.79 0.00 2.28 0.09 0.02 45.82 Average: 3 52.70 0.00 2.29 0.10 0.02 44.89