---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16162 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): 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 15G 141G 10% / 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 770 23860 4 7461 30853 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:63:42:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.236/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85090sec preferred_lft 85090sec inet6 fe80::f816:3eff:fe63:4294/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:7a:f3:57:f3:09 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::d47a:f3ff:fe57:f309/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16162) 08/28/26 _x86_64_ (8 CPU) 13:11:39 LINUX RESTART (8 CPU) 13:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:08 68.93 3.85 63.58 1.50 262.44 13023.72 8935.27 Average: 68.93 3.85 63.58 1.50 262.44 13023.72 8935.27 13:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:08 22523604 28034104 4243120 12.91 156544 5527488 6007108 17.71 659248 9117792 260 Average: 22523604 28034104 4243120 12.91 156544 5527488 6007108 17.71 659248 9117792 260 13:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:08 lo 184.15 184.15 33.26 33.26 0.00 0.00 0.00 0.00 13:30:08 ens3 186.59 107.30 2111.90 23.01 0.00 0.00 0.00 0.00 13:30:08 docker0 76.75 78.90 15.63 15.46 0.00 0.00 0.00 0.00 13:30:08 veth6308c80 66.47 69.55 14.10 10.58 0.00 0.00 0.00 0.00 13:30:08 veth6d64013 8.62 7.67 0.89 3.22 0.00 0.00 0.00 0.00 Average: lo 184.15 184.15 33.26 33.26 0.00 0.00 0.00 0.00 Average: ens3 186.59 107.30 2111.90 23.01 0.00 0.00 0.00 0.00 Average: docker0 76.75 78.90 15.63 15.46 0.00 0.00 0.00 0.00 Average: veth6308c80 66.47 69.55 14.10 10.58 0.00 0.00 0.00 0.00 Average: veth6d64013 8.62 7.67 0.89 3.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16162) 08/28/26 _x86_64_ (8 CPU) 13:11:39 LINUX RESTART (8 CPU) 13:20:08 CPU %user %nice %system %iowait %steal %idle 13:30:08 all 17.53 0.00 1.41 0.32 0.01 80.73 13:30:08 0 16.30 0.00 1.51 0.16 0.01 82.02 13:30:08 1 15.44 0.00 1.37 0.18 0.01 83.00 13:30:08 2 17.50 0.00 1.45 0.66 0.01 80.38 13:30:08 3 16.11 0.00 1.44 0.23 0.01 82.20 13:30:08 4 19.93 0.00 1.43 0.06 0.02 78.57 13:30:08 5 18.56 0.00 1.49 0.88 0.01 79.06 13:30:08 6 19.73 0.00 1.52 0.27 0.02 78.46 13:30:08 7 16.66 0.00 1.10 0.09 0.01 82.14 Average: all 17.53 0.00 1.41 0.32 0.01 80.73 Average: 0 16.30 0.00 1.51 0.16 0.01 82.02 Average: 1 15.44 0.00 1.37 0.18 0.01 83.00 Average: 2 17.50 0.00 1.45 0.66 0.01 80.38 Average: 3 16.11 0.00 1.44 0.23 0.01 82.20 Average: 4 19.93 0.00 1.43 0.06 0.02 78.57 Average: 5 18.56 0.00 1.49 0.88 0.01 79.06 Average: 6 19.73 0.00 1.52 0.27 0.02 78.46 Average: 7 16.66 0.00 1.10 0.09 0.01 82.14