---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18284 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 844 16294 4 14953 30780 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:86:34:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.169/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85382sec preferred_lft 85382sec inet6 fe80::f816:3eff:fe86:346b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:8e:3e:96:9d:31 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::bc8e:3eff:fe96:9d31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18284) 06/20/26 _x86_64_ (8 CPU) 00:19:27 LINUX RESTART (8 CPU) 00:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:01 369.34 13.46 324.16 31.72 2282.24 52814.63 545149.25 Average: 369.34 13.46 324.16 31.72 2282.24 52814.63 545149.25 00:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:01 13050456 27975712 4246316 12.92 252504 14500300 10714576 31.60 3487832 15315488 728 Average: 13050456 27975712 4246316 12.92 252504 14500300 10714576 31.60 3487832 15315488 728 00:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:01 lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 00:30:01 ens3 319.95 187.85 4278.84 40.68 0.00 0.00 0.00 0.00 00:30:01 docker0 10.97 17.10 0.75 254.31 0.00 0.00 0.00 0.00 00:30:01 br-9caecef055bd 2.80 3.53 0.17 36.19 0.00 0.00 0.00 0.00 00:30:01 veth6332228 8.03 9.57 4.13 1.65 0.00 0.00 0.00 0.00 00:30:01 vethc69e820 3.31 3.46 0.38 19.87 0.00 0.00 0.00 0.00 00:30:01 veth82eded1 17.77 13.29 2.70 2.18 0.00 0.00 0.00 0.00 00:30:01 vethefd6aa7 1.38 1.51 0.12 1.49 0.00 0.00 0.00 0.00 00:30:01 vethc9a3f0e 2.50 3.50 0.18 36.10 0.00 0.00 0.00 0.00 00:30:01 veth4253f06 2.50 3.36 2.34 0.46 0.00 0.00 0.00 0.00 00:30:01 vethc21e0c2 2.75 3.73 2.41 0.57 0.00 0.00 0.00 0.00 00:30:01 veth2eae2e4 2.95 3.91 2.72 0.59 0.00 0.00 0.00 0.00 00:30:01 veth4be3a7d 2.92 3.83 2.40 0.58 0.00 0.00 0.00 0.00 00:30:01 veth02e8007 2.49 3.36 2.28 0.45 0.00 0.00 0.00 0.00 00:30:01 veth2701536 7.83 7.58 7.28 2.20 0.00 0.00 0.00 0.00 00:30:01 vethc882a7e 5.78 5.72 5.91 2.60 0.00 0.00 0.00 0.00 00:30:01 veth15e87f9 0.59 0.50 0.15 0.30 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 319.95 187.85 4278.84 40.68 0.00 0.00 0.00 0.00 Average: docker0 10.97 17.10 0.75 254.31 0.00 0.00 0.00 0.00 Average: br-9caecef055bd 2.80 3.53 0.17 36.19 0.00 0.00 0.00 0.00 Average: veth6332228 8.03 9.57 4.13 1.65 0.00 0.00 0.00 0.00 Average: vethc69e820 3.31 3.46 0.38 19.87 0.00 0.00 0.00 0.00 Average: veth82eded1 17.77 13.29 2.70 2.18 0.00 0.00 0.00 0.00 Average: vethefd6aa7 1.38 1.51 0.12 1.49 0.00 0.00 0.00 0.00 Average: vethc9a3f0e 2.50 3.50 0.18 36.10 0.00 0.00 0.00 0.00 Average: veth4253f06 2.50 3.36 2.34 0.46 0.00 0.00 0.00 0.00 Average: vethc21e0c2 2.75 3.73 2.41 0.57 0.00 0.00 0.00 0.00 Average: veth2eae2e4 2.95 3.91 2.72 0.59 0.00 0.00 0.00 0.00 Average: veth4be3a7d 2.92 3.83 2.40 0.58 0.00 0.00 0.00 0.00 Average: veth02e8007 2.49 3.36 2.28 0.45 0.00 0.00 0.00 0.00 Average: veth2701536 7.83 7.58 7.28 2.20 0.00 0.00 0.00 0.00 Average: vethc882a7e 5.78 5.72 5.91 2.60 0.00 0.00 0.00 0.00 Average: veth15e87f9 0.59 0.50 0.15 0.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18284) 06/20/26 _x86_64_ (8 CPU) 00:19:27 LINUX RESTART (8 CPU) 00:20:00 CPU %user %nice %system %iowait %steal %idle 00:30:01 all 16.54 0.00 3.37 4.36 0.07 75.66 00:30:01 0 18.63 0.00 3.64 4.32 0.08 73.34 00:30:01 1 14.80 0.00 3.35 5.51 0.08 76.26 00:30:01 2 15.61 0.00 3.24 3.58 0.07 77.51 00:30:01 3 14.87 0.00 3.33 4.90 0.07 76.82 00:30:01 4 16.31 0.00 3.33 2.53 0.07 77.76 00:30:01 5 20.47 0.00 3.44 3.74 0.07 72.28 00:30:01 6 16.92 0.00 3.28 6.18 0.07 73.54 00:30:01 7 14.69 0.00 3.35 4.10 0.07 77.79 Average: all 16.54 0.00 3.37 4.36 0.07 75.66 Average: 0 18.63 0.00 3.64 4.32 0.08 73.34 Average: 1 14.80 0.00 3.35 5.51 0.08 76.26 Average: 2 15.61 0.00 3.24 3.58 0.07 77.51 Average: 3 14.87 0.00 3.33 4.90 0.07 76.82 Average: 4 16.31 0.00 3.33 2.53 0.07 77.76 Average: 5 20.47 0.00 3.44 3.74 0.07 72.28 Average: 6 16.92 0.00 3.28 6.18 0.07 73.54 Average: 7 14.69 0.00 3.35 4.10 0.07 77.79