---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4991 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: 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: 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 773 24106 4 7212 30850 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:14:a8:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.92/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85569sec preferred_lft 85569sec inet6 fe80::f816:3eff:fe14:a87e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:68:d4:56:07:46 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::9468:d4ff:fe56:746/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4991) 09/25/26 _x86_64_ (8 CPU) 09:09:34 LINUX RESTART (8 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 73.84 3.74 68.56 1.54 260.42 13201.67 5519.35 Average: 73.84 3.74 68.56 1.54 260.42 13201.67 5519.35 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 22555860 28081792 4195304 12.77 156588 5542516 5894624 17.38 748024 8983568 220 Average: 22555860 28081792 4195304 12.77 156588 5542516 5894624 17.38 748024 8983568 220 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 178.32 178.32 36.17 36.17 0.00 0.00 0.00 0.00 09:20:01 ens3 178.83 108.97 2124.81 213.98 0.00 0.00 0.00 0.00 09:20:01 docker0 85.35 85.78 17.45 17.66 0.00 0.00 0.00 0.00 09:20:01 veth27b7027 71.76 74.34 15.78 12.31 0.00 0.00 0.00 0.00 09:20:01 vethf881813 11.93 9.71 1.13 3.67 0.00 0.00 0.00 0.00 Average: lo 178.32 178.32 36.17 36.17 0.00 0.00 0.00 0.00 Average: ens3 178.83 108.97 2124.81 213.98 0.00 0.00 0.00 0.00 Average: docker0 85.35 85.78 17.45 17.66 0.00 0.00 0.00 0.00 Average: veth27b7027 71.76 74.34 15.78 12.31 0.00 0.00 0.00 0.00 Average: vethf881813 11.93 9.71 1.13 3.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4991) 09/25/26 _x86_64_ (8 CPU) 09:09:34 LINUX RESTART (8 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 19.26 0.00 1.60 0.30 0.01 78.82 09:20:01 0 17.46 0.00 1.78 0.24 0.01 80.51 09:20:01 1 18.34 0.00 1.87 0.73 0.02 79.04 09:20:01 2 20.36 0.00 1.55 0.18 0.01 77.89 09:20:01 3 20.27 0.00 1.29 0.19 0.02 78.23 09:20:01 4 20.74 0.00 1.64 0.13 0.01 77.48 09:20:01 5 23.93 0.00 1.66 0.16 0.02 74.24 09:20:01 6 16.36 0.00 1.39 0.10 0.01 82.13 09:20:01 7 16.64 0.00 1.66 0.64 0.01 81.06 Average: all 19.26 0.00 1.60 0.30 0.01 78.82 Average: 0 17.46 0.00 1.78 0.24 0.01 80.51 Average: 1 18.34 0.00 1.87 0.73 0.02 79.04 Average: 2 20.36 0.00 1.55 0.18 0.01 77.89 Average: 3 20.27 0.00 1.29 0.19 0.02 78.23 Average: 4 20.74 0.00 1.64 0.13 0.01 77.48 Average: 5 23.93 0.00 1.66 0.16 0.02 74.24 Average: 6 16.36 0.00 1.39 0.10 0.01 82.13 Average: 7 16.64 0.00 1.66 0.64 0.01 81.06