---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3214 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: 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 11G 67G 14% / 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 679 10376 4 4933 14966 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:f8:6e:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84750sec preferred_lft 84750sec inet6 fe80::f816:3eff:fef8:6ed0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:91:52:80:8d:cd 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-3214) 09/08/26 _x86_64_ (4 CPU) 16:44:49 LINUX RESTART (4 CPU) 16:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:31 15.82 2.08 12.81 0.93 148.74 3798.81 9021.35 17:10:22 23.26 0.80 19.26 3.21 24.42 3843.96 2526.22 Average: 19.42 1.46 15.93 2.03 88.61 3820.65 5879.40 16:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:31 10208064 13893432 2063760 12.60 139968 3656452 2697108 15.48 601732 5167640 22132 17:10:22 10747084 15425200 526132 3.21 173780 4547064 1065248 6.11 897344 4236648 56 Average: 10477574 14659316 1294946 7.91 156874 4101758 1881178 10.80 749538 4702144 11094 16:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:31 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 17:00:31 ens3 81.79 70.88 593.52 13.74 0.00 0.00 0.00 0.00 17:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:22 lo 1842.31 1842.31 1757.23 1757.23 0.00 0.00 0.00 0.00 17:10:22 ens3 64.40 53.72 457.48 37.71 0.00 0.00 0.00 0.00 17:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 891.85 891.85 850.11 850.11 0.00 0.00 0.00 0.00 Average: ens3 73.38 62.58 527.71 25.33 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-3214) 09/08/26 _x86_64_ (4 CPU) 16:44:49 LINUX RESTART (4 CPU) 16:50:00 CPU %user %nice %system %iowait %steal %idle 17:00:31 all 62.88 0.00 2.20 0.17 0.03 34.71 17:00:31 0 63.09 0.00 2.04 0.09 0.03 34.76 17:00:31 1 62.36 0.00 2.15 0.14 0.03 35.32 17:00:31 2 61.38 0.00 2.03 0.16 0.03 36.40 17:00:31 3 64.70 0.00 2.59 0.31 0.03 32.37 17:10:22 all 57.82 0.00 2.58 0.10 0.03 39.48 17:10:22 0 57.87 0.00 2.40 0.16 0.03 39.54 17:10:22 1 56.27 0.00 2.71 0.05 0.02 40.95 17:10:22 2 58.02 0.00 2.13 0.11 0.03 39.71 17:10:22 3 59.10 0.00 3.08 0.07 0.03 37.72 Average: all 60.43 0.00 2.39 0.13 0.03 37.02 Average: 0 60.56 0.00 2.22 0.12 0.03 37.07 Average: 1 59.42 0.00 2.42 0.09 0.03 38.05 Average: 2 59.76 0.00 2.08 0.13 0.03 38.00 Average: 3 61.99 0.00 2.83 0.19 0.03 34.96