---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1153 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 24G 132G 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 846 16005 4 15240 30777 Swap: 1023 1 1022 ---> 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:11:c7:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.39/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85072sec preferred_lft 85072sec inet6 fe80::f816:3eff:fe11:c7ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:5e:0e:37:41:24 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::785e:eff:fe37:4124/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1153) 11/05/26 _x86_64_ (8 CPU) 17:23:13 LINUX RESTART (8 CPU) 17:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 167.22 1.01 156.51 9.70 32.68 32665.67 37447.64 Average: 167.22 1.01 156.51 9.70 32.68 32665.67 37447.64 17:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 466432 16047796 15044368 45.78 548376 15316084 26373048 77.77 4185288 24529076 28372 Average: 466432 16047796 15044368 45.78 548376 15316084 26373048 77.77 4185288 24529076 28372 17:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 56.91 56.91 255.23 255.23 0.00 0.00 0.00 0.00 17:40:01 ens3 127.07 75.71 1616.18 18.20 0.00 0.00 0.00 0.00 17:40:01 docker0 14.29 26.82 0.80 332.61 0.00 0.00 0.00 0.00 17:40:01 br-59c2654260f6 48.98 53.54 69.90 223.68 0.00 0.00 0.00 0.00 17:40:01 veth419fe87 29.94 28.16 254.74 68.18 0.00 0.00 0.00 0.02 17:40:01 veth0020fba 17.45 18.50 68.00 48.43 0.00 0.00 0.00 0.01 17:40:01 veth1b455e3 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 17:40:01 vethbecd6e1 143.11 150.51 94.02 77.83 0.00 0.00 0.00 0.01 17:40:01 vethf359b23 64.37 69.95 70.25 475.13 0.00 0.00 0.00 0.04 17:40:01 veth93cb48d 102.54 95.84 109.86 57.93 0.00 0.00 0.00 0.01 17:40:01 veth860720b 51.30 49.88 29.28 37.94 0.00 0.00 0.00 0.00 Average: lo 56.91 56.91 255.23 255.23 0.00 0.00 0.00 0.00 Average: ens3 127.07 75.71 1616.18 18.20 0.00 0.00 0.00 0.00 Average: docker0 14.29 26.82 0.80 332.61 0.00 0.00 0.00 0.00 Average: br-59c2654260f6 48.98 53.54 69.90 223.68 0.00 0.00 0.00 0.00 Average: veth419fe87 29.94 28.16 254.74 68.18 0.00 0.00 0.00 0.02 Average: veth0020fba 17.45 18.50 68.00 48.43 0.00 0.00 0.00 0.01 Average: veth1b455e3 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethbecd6e1 143.11 150.51 94.02 77.83 0.00 0.00 0.00 0.01 Average: vethf359b23 64.37 69.95 70.25 475.13 0.00 0.00 0.00 0.04 Average: veth93cb48d 102.54 95.84 109.86 57.93 0.00 0.00 0.00 0.01 Average: veth860720b 51.30 49.88 29.28 37.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1153) 11/05/26 _x86_64_ (8 CPU) 17:23:13 LINUX RESTART (8 CPU) 17:30:03 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 26.44 0.03 5.54 0.97 0.02 66.99 17:40:01 0 27.46 0.01 6.69 0.83 0.02 64.99 17:40:01 1 25.60 0.03 5.32 0.64 0.02 68.40 17:40:01 2 26.50 0.03 5.86 1.34 0.02 66.24 17:40:01 3 26.80 0.04 5.43 0.99 0.02 66.72 17:40:01 4 26.55 0.02 5.36 1.03 0.02 67.02 17:40:01 5 26.39 0.05 5.07 0.90 0.02 67.57 17:40:01 6 26.11 0.03 5.34 0.86 0.02 67.64 17:40:01 7 26.14 0.06 5.20 1.21 0.02 67.38 Average: all 26.44 0.03 5.54 0.97 0.02 66.99 Average: 0 27.46 0.01 6.69 0.83 0.02 64.99 Average: 1 25.60 0.03 5.32 0.64 0.02 68.40 Average: 2 26.50 0.03 5.86 1.34 0.02 66.24 Average: 3 26.80 0.04 5.43 0.99 0.02 66.72 Average: 4 26.55 0.02 5.36 1.03 0.02 67.02 Average: 5 26.39 0.05 5.07 0.90 0.02 67.57 Average: 6 26.11 0.03 5.34 0.86 0.02 67.64 Average: 7 26.14 0.06 5.20 1.21 0.02 67.38