---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4011 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 23G 133G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 859 14128 4 17104 30764 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:fa:55:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.242/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85079sec preferred_lft 85079sec inet6 fe80::f816:3eff:fefa:556d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:95:d0:e1:8c:c7 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 inet6 fe80::ec95:d0ff:fee1:8cc7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-4011) 11/02/26 _x86_64_ (8 CPU) 09:50:01 LINUX RESTART (8 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:02 91.32 0.70 86.25 4.37 31.64 16391.32 62637.93 Average: 91.32 0.70 86.25 4.37 31.64 16391.32 62637.93 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:02 13936408 28039604 4177792 12.71 538096 12868156 4162592 12.28 3862128 13545500 328708 Average: 13936408 28039604 4177792 12.71 538096 12868156 4162592 12.28 3862128 13545500 328708 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:02 lo 10.64 10.64 2.70 2.70 0.00 0.00 0.00 0.00 10:10:02 ens3 239.11 165.62 1143.99 953.99 0.00 0.00 0.00 0.00 10:10:02 docker0 12.42 28.66 1.14 430.22 0.00 0.00 0.00 0.00 10:10:02 veth842170a 5.81 13.51 0.40 179.45 0.00 0.00 0.00 0.01 Average: lo 10.64 10.64 2.70 2.70 0.00 0.00 0.00 0.00 Average: ens3 239.11 165.62 1143.99 953.99 0.00 0.00 0.00 0.00 Average: docker0 12.42 28.66 1.14 430.22 0.00 0.00 0.00 0.00 Average: veth842170a 5.81 13.51 0.40 179.45 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-4011) 11/02/26 _x86_64_ (8 CPU) 09:50:01 LINUX RESTART (8 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:02 all 73.52 0.00 3.32 0.25 0.02 22.89 10:10:02 0 74.86 0.00 3.69 0.20 0.02 21.22 10:10:02 1 72.76 0.00 3.22 0.27 0.03 23.71 10:10:02 2 72.10 0.00 3.54 0.41 0.02 23.93 10:10:02 3 73.82 0.00 2.93 0.10 0.02 23.13 10:10:02 4 72.43 0.00 3.06 0.23 0.03 24.24 10:10:02 5 74.21 0.00 3.29 0.24 0.02 22.25 10:10:02 6 73.28 0.00 3.45 0.11 0.02 23.14 10:10:02 7 74.69 0.00 3.37 0.44 0.04 21.47 Average: all 73.52 0.00 3.32 0.25 0.02 22.89 Average: 0 74.86 0.00 3.69 0.20 0.02 21.22 Average: 1 72.76 0.00 3.22 0.27 0.03 23.71 Average: 2 72.10 0.00 3.54 0.41 0.02 23.93 Average: 3 73.82 0.00 2.93 0.10 0.02 23.13 Average: 4 72.43 0.00 3.06 0.23 0.03 24.24 Average: 5 74.21 0.00 3.29 0.24 0.02 22.25 Average: 6 73.28 0.00 3.45 0.11 0.02 23.14 Average: 7 74.69 0.00 3.37 0.44 0.04 21.47