---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18576 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 21G 135G 14% / 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 829 17301 4 13962 30794 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:8d:55:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.239/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85292sec preferred_lft 85292sec inet6 fe80::f816:3eff:fe8d:55c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:90:9d:6a:c5:25 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::c90:9dff:fe6a:c525/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18576) 09/07/26 _x86_64_ (8 CPU) 15:45:05 LINUX RESTART (8 CPU) 15:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:00 271.62 3.72 254.60 13.30 480.32 40720.44 81482.88 Average: 271.62 3.72 254.60 13.30 480.32 40720.44 81482.88 15:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:00 13966696 27854404 4368548 13.29 250752 13500916 12289416 36.24 2910284 15002960 1172 Average: 13966696 27854404 4368548 13.29 250752 13500916 12289416 36.24 2910284 15002960 1172 15:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:00 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 16:00:00 ens3 211.91 147.66 2947.48 21.25 0.00 0.00 0.00 0.00 16:00:00 docker0 10.08 14.62 0.73 175.09 0.00 0.00 0.00 0.00 16:00:00 br-e9c8603a9481 1.38 1.88 0.10 36.83 0.00 0.00 0.00 0.00 16:00:00 vethf9d435f 39.47 27.21 7.79 4.75 0.00 0.00 0.00 0.00 16:00:00 veth8cf1f9a 6.53 6.77 0.55 14.59 0.00 0.00 0.00 0.00 16:00:00 vethe3d4e0d 8.72 8.95 0.95 57.94 0.00 0.00 0.00 0.00 16:00:00 veth03589aa 16.47 17.56 11.94 3.74 0.00 0.00 0.00 0.00 16:00:00 vethbbf8f58 1.14 1.92 0.10 36.78 0.00 0.00 0.00 0.00 16:00:00 veth96dee09 6.53 8.85 7.25 1.68 0.00 0.00 0.00 0.00 16:00:00 vethf1b10a9 7.07 9.39 8.35 1.76 0.00 0.00 0.00 0.00 16:00:00 vethb8d9fdb 6.47 8.76 7.01 1.67 0.00 0.00 0.00 0.00 16:00:00 veth2c9d0ed 5.92 8.01 6.74 1.34 0.00 0.00 0.00 0.00 16:00:00 veth2b36d0b 5.88 8.05 6.61 1.18 0.00 0.00 0.00 0.00 16:00:00 vethf468bd3 16.70 17.20 24.24 7.87 0.00 0.00 0.00 0.00 16:00:00 veth4881a38 13.22 13.94 22.08 6.22 0.00 0.00 0.00 0.00 16:00:00 veth4fd2218 2.51 2.12 0.51 1.39 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 211.91 147.66 2947.48 21.25 0.00 0.00 0.00 0.00 Average: docker0 10.08 14.62 0.73 175.09 0.00 0.00 0.00 0.00 Average: br-e9c8603a9481 1.38 1.88 0.10 36.83 0.00 0.00 0.00 0.00 Average: vethf9d435f 39.47 27.21 7.79 4.75 0.00 0.00 0.00 0.00 Average: veth8cf1f9a 6.53 6.77 0.55 14.59 0.00 0.00 0.00 0.00 Average: vethe3d4e0d 8.72 8.95 0.95 57.94 0.00 0.00 0.00 0.00 Average: veth03589aa 16.47 17.56 11.94 3.74 0.00 0.00 0.00 0.00 Average: vethbbf8f58 1.14 1.92 0.10 36.78 0.00 0.00 0.00 0.00 Average: veth96dee09 6.53 8.85 7.25 1.68 0.00 0.00 0.00 0.00 Average: vethf1b10a9 7.07 9.39 8.35 1.76 0.00 0.00 0.00 0.00 Average: vethb8d9fdb 6.47 8.76 7.01 1.67 0.00 0.00 0.00 0.00 Average: veth2c9d0ed 5.92 8.01 6.74 1.34 0.00 0.00 0.00 0.00 Average: veth2b36d0b 5.88 8.05 6.61 1.18 0.00 0.00 0.00 0.00 Average: vethf468bd3 16.70 17.20 24.24 7.87 0.00 0.00 0.00 0.00 Average: veth4881a38 13.22 13.94 22.08 6.22 0.00 0.00 0.00 0.00 Average: veth4fd2218 2.51 2.12 0.51 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18576) 09/07/26 _x86_64_ (8 CPU) 15:45:05 LINUX RESTART (8 CPU) 15:50:07 CPU %user %nice %system %iowait %steal %idle 16:00:00 all 15.75 0.00 3.97 1.14 0.05 79.09 16:00:00 0 15.31 0.00 4.32 0.88 0.05 79.43 16:00:00 1 16.55 0.00 4.25 1.48 0.05 77.68 16:00:00 2 16.18 0.00 4.12 1.20 0.06 78.44 16:00:00 3 16.52 0.00 3.97 0.77 0.05 78.69 16:00:00 4 14.93 0.00 3.85 0.84 0.05 80.33 16:00:00 5 16.04 0.00 3.85 1.50 0.05 78.55 16:00:00 6 15.32 0.00 3.71 1.08 0.05 79.83 16:00:00 7 15.15 0.00 3.66 1.34 0.06 79.80 Average: all 15.75 0.00 3.97 1.14 0.05 79.09 Average: 0 15.31 0.00 4.32 0.88 0.05 79.43 Average: 1 16.55 0.00 4.25 1.48 0.05 77.68 Average: 2 16.18 0.00 4.12 1.20 0.06 78.44 Average: 3 16.52 0.00 3.97 0.77 0.05 78.69 Average: 4 14.93 0.00 3.85 0.84 0.05 80.33 Average: 5 16.04 0.00 3.85 1.50 0.05 78.55 Average: 6 15.32 0.00 3.71 1.08 0.05 79.83 Average: 7 15.15 0.00 3.66 1.34 0.06 79.80