---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6256 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 19G 137G 12% / 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 761 19282 4 12048 30863 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:eb:82:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.1/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85221sec preferred_lft 85221sec inet6 fe80::f816:3eff:feeb:8219/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:42:f5:da:9e:ce 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::5042:f5ff:feda:9ece/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6256) 07/07/26 _x86_64_ (8 CPU) 13:29:04 LINUX RESTART (8 CPU) 13:30:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:04 178.36 4.03 149.96 24.37 552.10 38520.96 700122.64 Average: 178.36 4.03 149.96 24.37 552.10 38520.96 700122.64 13:30:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:04 15105720 27218804 4999772 15.21 255544 11774748 14510232 42.79 1508480 15300228 350348 Average: 15105720 27218804 4999772 15.21 255544 11774748 14510232 42.79 1508480 15300228 350348 13:30:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:04 lo 1.69 1.69 0.15 0.15 0.00 0.00 0.00 0.00 13:40:04 ens3 284.46 194.06 5130.47 35.57 0.00 0.00 0.00 0.00 13:40:04 docker0 5.68 8.42 0.48 153.26 0.00 0.00 0.00 0.00 13:40:04 br-3194c10dd4d1 1.95 4.56 0.12 36.67 0.00 0.00 0.00 0.00 13:40:04 vetha20f775 0.31 0.45 0.03 0.76 0.00 0.00 0.00 0.00 13:40:04 vethf856373 0.53 0.74 0.05 0.21 0.00 0.00 0.00 0.00 13:40:04 veth4f4c1c8 16.59 18.72 3.06 2.93 0.00 0.00 0.00 0.00 13:40:04 veth7398995 0.59 0.89 0.09 0.11 0.00 0.00 0.00 0.00 13:40:04 veth104bd16 0.01 0.15 0.00 0.01 0.00 0.00 0.00 0.00 13:40:04 veth82ebe55 1.81 4.68 0.14 36.67 0.00 0.00 0.00 0.00 13:40:04 vethf43d41c 24.45 17.39 2.09 2.45 0.00 0.00 0.00 0.00 13:40:04 veth75d963f 9.70 9.78 1.84 1.95 0.00 0.00 0.00 0.00 13:40:04 vethd0a04b5 3.08 4.40 0.47 0.37 0.00 0.00 0.00 0.00 13:40:04 vethd70d277 2.99 4.33 0.42 0.36 0.00 0.00 0.00 0.00 13:40:04 veth4097550 3.00 4.34 0.47 0.36 0.00 0.00 0.00 0.00 13:40:04 veth2c88ed2 3.41 4.57 0.73 0.44 0.00 0.00 0.00 0.00 13:40:04 vetha934040 2.84 4.07 0.39 0.33 0.00 0.00 0.00 0.00 13:40:04 vethe44f68a 1.59 2.22 0.24 0.18 0.00 0.00 0.00 0.00 13:40:04 veth982e148 2.55 3.03 0.67 0.31 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 284.46 194.06 5130.47 35.57 0.00 0.00 0.00 0.00 Average: docker0 5.68 8.42 0.48 153.26 0.00 0.00 0.00 0.00 Average: br-3194c10dd4d1 1.95 4.56 0.12 36.67 0.00 0.00 0.00 0.00 Average: vetha20f775 0.31 0.45 0.03 0.76 0.00 0.00 0.00 0.00 Average: vethf856373 0.53 0.74 0.05 0.21 0.00 0.00 0.00 0.00 Average: veth4f4c1c8 16.59 18.72 3.06 2.93 0.00 0.00 0.00 0.00 Average: veth7398995 0.59 0.89 0.09 0.11 0.00 0.00 0.00 0.00 Average: veth104bd16 0.01 0.15 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth82ebe55 1.81 4.68 0.14 36.67 0.00 0.00 0.00 0.00 Average: vethf43d41c 24.45 17.39 2.09 2.45 0.00 0.00 0.00 0.00 Average: veth75d963f 9.70 9.78 1.84 1.95 0.00 0.00 0.00 0.00 Average: vethd0a04b5 3.08 4.40 0.47 0.37 0.00 0.00 0.00 0.00 Average: vethd70d277 2.99 4.33 0.42 0.36 0.00 0.00 0.00 0.00 Average: veth4097550 3.00 4.34 0.47 0.36 0.00 0.00 0.00 0.00 Average: veth2c88ed2 3.41 4.57 0.73 0.44 0.00 0.00 0.00 0.00 Average: vetha934040 2.84 4.07 0.39 0.33 0.00 0.00 0.00 0.00 Average: vethe44f68a 1.59 2.22 0.24 0.18 0.00 0.00 0.00 0.00 Average: veth982e148 2.55 3.03 0.67 0.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6256) 07/07/26 _x86_64_ (8 CPU) 13:29:04 LINUX RESTART (8 CPU) 13:30:26 CPU %user %nice %system %iowait %steal %idle 13:40:04 all 16.06 0.00 3.85 10.08 0.12 69.89 13:40:04 0 15.49 0.00 3.84 6.21 0.11 74.34 13:40:04 1 16.26 0.00 4.08 9.22 0.12 70.31 13:40:04 2 15.95 0.00 3.97 18.97 0.13 60.99 13:40:04 3 17.17 0.00 3.91 13.57 0.12 65.23 13:40:04 4 14.66 0.00 3.60 8.42 0.12 73.21 13:40:04 5 16.49 0.00 3.68 9.43 0.12 70.29 13:40:04 6 17.61 0.00 3.84 9.01 0.12 69.43 13:40:04 7 14.87 0.00 3.87 5.83 0.10 75.32 Average: all 16.06 0.00 3.85 10.08 0.12 69.89 Average: 0 15.49 0.00 3.84 6.21 0.11 74.34 Average: 1 16.26 0.00 4.08 9.22 0.12 70.31 Average: 2 15.95 0.00 3.97 18.97 0.13 60.99 Average: 3 17.17 0.00 3.91 13.57 0.12 65.23 Average: 4 14.66 0.00 3.60 8.42 0.12 73.21 Average: 5 16.49 0.00 3.68 9.43 0.12 70.29 Average: 6 17.61 0.00 3.84 9.01 0.12 69.43 Average: 7 14.87 0.00 3.87 5.83 0.10 75.32