---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10160 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 nrip_save 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 22G 134G 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 963 15862 4 15266 30660 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:89:1c:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.19/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85398sec preferred_lft 85398sec inet6 fe80::f816:3eff:fe89:1c3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ce:17:a9:54:f3 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::f8ce:17ff:fea9:54f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-10160) 06/09/26 _x86_64_ (8 CPU) 13:38:48 LINUX RESTART (8 CPU) 13:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:06 364.81 7.14 327.88 29.79 1314.37 53034.12 577816.13 Average: 364.81 7.14 327.88 29.79 1314.37 53034.12 577816.13 13:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:06 12667836 27918000 4302688 13.09 259592 14812512 11105256 32.75 3493036 15683504 476 Average: 12667836 27918000 4302688 13.09 259592 14812512 11105256 32.75 3493036 15683504 476 13:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:06 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 13:50:06 ens3 311.73 186.50 4418.12 35.64 0.00 0.00 0.00 0.00 13:50:06 docker0 10.38 14.41 0.73 256.18 0.00 0.00 0.00 0.00 13:50:06 br-9a5c03503cf9 2.74 3.41 0.17 36.87 0.00 0.00 0.00 0.00 13:50:06 veth4c86e56 10.60 12.63 5.43 2.17 0.00 0.00 0.00 0.00 13:50:06 veth350c84b 4.84 5.01 0.55 30.47 0.00 0.00 0.00 0.00 13:50:06 vethed7a796 24.99 18.44 3.80 3.06 0.00 0.00 0.00 0.00 13:50:06 veth2ff90a4 2.20 2.34 0.20 2.35 0.00 0.00 0.00 0.00 13:50:06 vethbc7eded 2.44 3.38 0.18 36.79 0.00 0.00 0.00 0.00 13:50:06 veth1b07344 3.53 4.73 3.23 0.66 0.00 0.00 0.00 0.00 13:50:06 veth5fe58c8 4.03 5.30 3.40 0.81 0.00 0.00 0.00 0.00 13:50:06 veth6fe9065 4.16 5.48 3.94 0.83 0.00 0.00 0.00 0.00 13:50:06 vethe849118 3.97 5.28 3.46 0.81 0.00 0.00 0.00 0.00 13:50:06 vethf7c46df 3.50 4.67 3.20 0.63 0.00 0.00 0.00 0.00 13:50:06 veth4b74555 10.86 10.55 11.49 3.26 0.00 0.00 0.00 0.00 13:50:06 veth8b9e714 8.15 8.09 9.72 3.15 0.00 0.00 0.00 0.00 13:50:06 vethe15d9ff 1.08 0.93 0.23 0.53 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 311.73 186.50 4418.12 35.64 0.00 0.00 0.00 0.00 Average: docker0 10.38 14.41 0.73 256.18 0.00 0.00 0.00 0.00 Average: br-9a5c03503cf9 2.74 3.41 0.17 36.87 0.00 0.00 0.00 0.00 Average: veth4c86e56 10.60 12.63 5.43 2.17 0.00 0.00 0.00 0.00 Average: veth350c84b 4.84 5.01 0.55 30.47 0.00 0.00 0.00 0.00 Average: vethed7a796 24.99 18.44 3.80 3.06 0.00 0.00 0.00 0.00 Average: veth2ff90a4 2.20 2.34 0.20 2.35 0.00 0.00 0.00 0.00 Average: vethbc7eded 2.44 3.38 0.18 36.79 0.00 0.00 0.00 0.00 Average: veth1b07344 3.53 4.73 3.23 0.66 0.00 0.00 0.00 0.00 Average: veth5fe58c8 4.03 5.30 3.40 0.81 0.00 0.00 0.00 0.00 Average: veth6fe9065 4.16 5.48 3.94 0.83 0.00 0.00 0.00 0.00 Average: vethe849118 3.97 5.28 3.46 0.81 0.00 0.00 0.00 0.00 Average: vethf7c46df 3.50 4.67 3.20 0.63 0.00 0.00 0.00 0.00 Average: veth4b74555 10.86 10.55 11.49 3.26 0.00 0.00 0.00 0.00 Average: veth8b9e714 8.15 8.09 9.72 3.15 0.00 0.00 0.00 0.00 Average: vethe15d9ff 1.08 0.93 0.23 0.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-10160) 06/09/26 _x86_64_ (8 CPU) 13:38:48 LINUX RESTART (8 CPU) 13:40:10 CPU %user %nice %system %iowait %steal %idle 13:50:06 all 17.23 0.00 3.34 1.03 0.08 78.32 13:50:06 0 19.58 0.00 3.78 0.93 0.08 75.63 13:50:06 1 19.56 0.00 3.33 0.91 0.08 76.11 13:50:06 2 15.53 0.00 3.18 0.89 0.08 80.31 13:50:06 3 14.88 0.00 3.19 0.95 0.08 80.90 13:50:06 4 16.76 0.00 3.44 1.09 0.08 78.64 13:50:06 5 16.37 0.00 3.26 1.30 0.08 78.98 13:50:06 6 20.20 0.00 3.64 1.49 0.08 74.60 13:50:06 7 14.95 0.00 2.92 0.66 0.07 81.40 Average: all 17.23 0.00 3.34 1.03 0.08 78.32 Average: 0 19.58 0.00 3.78 0.93 0.08 75.63 Average: 1 19.56 0.00 3.33 0.91 0.08 76.11 Average: 2 15.53 0.00 3.18 0.89 0.08 80.31 Average: 3 14.88 0.00 3.19 0.95 0.08 80.90 Average: 4 16.76 0.00 3.44 1.09 0.08 78.64 Average: 5 16.37 0.00 3.26 1.30 0.08 78.98 Average: 6 20.20 0.00 3.64 1.49 0.08 74.60 Average: 7 14.95 0.00 2.92 0.66 0.07 81.40