---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4512 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: 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 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 853 16275 4 14962 30771 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:81:bd:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.219/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85402sec preferred_lft 85402sec inet6 fe80::f816:3eff:fe81:bdff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:87:21:c1:21:28 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::a087:21ff:fec1:2128/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4512) 05/28/26 _x86_64_ (8 CPU) 12:59:55 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:27 329.67 13.64 303.10 12.94 2126.66 66791.86 72441.99 Average: 329.67 13.64 303.10 12.94 2126.66 66791.86 72441.99 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:27 13079696 28019888 4202032 12.79 257420 14512128 10740300 31.67 3338884 15445892 608 Average: 13079696 28019888 4202032 12.79 257420 14512128 10740300 31.67 3338884 15445892 608 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:27 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 13:10:27 ens3 340.84 227.40 4109.08 42.45 0.00 0.00 0.00 0.00 13:10:27 docker0 9.21 13.92 0.67 237.38 0.00 0.00 0.00 0.00 13:10:27 br-1c71a87ee485 1.33 1.75 0.09 34.83 0.00 0.00 0.00 0.00 13:10:27 vethf9760e5 25.41 18.85 3.96 3.14 0.00 0.00 0.00 0.00 13:10:27 veth40df436 10.43 12.10 5.59 2.19 0.00 0.00 0.00 0.00 13:10:27 veth1bb7d9f 1.96 2.07 0.17 2.36 0.00 0.00 0.00 0.00 13:10:27 veth15a2946 5.07 5.22 0.57 32.35 0.00 0.00 0.00 0.00 13:10:27 veth055d42c 4.14 5.39 3.64 0.85 0.00 0.00 0.00 0.00 13:10:27 veth37dfdc5 4.11 5.42 3.99 0.85 0.00 0.00 0.00 0.00 13:10:27 veth9458c6e 3.62 4.74 3.31 0.65 0.00 0.00 0.00 0.00 13:10:27 veth0df398f 1.12 1.77 0.10 34.80 0.00 0.00 0.00 0.00 13:10:27 vethca6777b 3.88 5.18 3.42 0.82 0.00 0.00 0.00 0.00 13:10:27 vetha761067 3.67 4.82 3.30 0.71 0.00 0.00 0.00 0.00 13:10:27 veth14debb9 10.18 10.06 12.08 3.17 0.00 0.00 0.00 0.00 13:10:27 veth210eb0a 8.89 8.88 10.85 3.46 0.00 0.00 0.00 0.00 13:10:27 veth98f544f 1.20 1.03 0.25 0.67 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 340.84 227.40 4109.08 42.45 0.00 0.00 0.00 0.00 Average: docker0 9.21 13.92 0.67 237.38 0.00 0.00 0.00 0.00 Average: br-1c71a87ee485 1.33 1.75 0.09 34.83 0.00 0.00 0.00 0.00 Average: vethf9760e5 25.41 18.85 3.96 3.14 0.00 0.00 0.00 0.00 Average: veth40df436 10.43 12.10 5.59 2.19 0.00 0.00 0.00 0.00 Average: veth1bb7d9f 1.96 2.07 0.17 2.36 0.00 0.00 0.00 0.00 Average: veth15a2946 5.07 5.22 0.57 32.35 0.00 0.00 0.00 0.00 Average: veth055d42c 4.14 5.39 3.64 0.85 0.00 0.00 0.00 0.00 Average: veth37dfdc5 4.11 5.42 3.99 0.85 0.00 0.00 0.00 0.00 Average: veth9458c6e 3.62 4.74 3.31 0.65 0.00 0.00 0.00 0.00 Average: veth0df398f 1.12 1.77 0.10 34.80 0.00 0.00 0.00 0.00 Average: vethca6777b 3.88 5.18 3.42 0.82 0.00 0.00 0.00 0.00 Average: vetha761067 3.67 4.82 3.30 0.71 0.00 0.00 0.00 0.00 Average: veth14debb9 10.18 10.06 12.08 3.17 0.00 0.00 0.00 0.00 Average: veth210eb0a 8.89 8.88 10.85 3.46 0.00 0.00 0.00 0.00 Average: veth98f544f 1.20 1.03 0.25 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4512) 05/28/26 _x86_64_ (8 CPU) 12:59:55 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:27 all 16.80 0.00 3.41 1.06 0.09 78.65 13:10:27 0 18.61 0.00 3.60 1.00 0.08 76.71 13:10:27 1 15.44 0.00 3.35 0.99 0.09 80.13 13:10:27 2 16.62 0.00 3.66 1.06 0.09 78.57 13:10:27 3 18.31 0.00 3.37 1.54 0.09 76.70 13:10:27 4 16.13 0.00 3.67 0.99 0.09 79.12 13:10:27 5 15.92 0.00 3.45 0.54 0.09 80.00 13:10:27 6 16.29 0.00 3.18 1.64 0.08 78.82 13:10:27 7 17.09 0.00 3.01 0.70 0.08 79.12 Average: all 16.80 0.00 3.41 1.06 0.09 78.65 Average: 0 18.61 0.00 3.60 1.00 0.08 76.71 Average: 1 15.44 0.00 3.35 0.99 0.09 80.13 Average: 2 16.62 0.00 3.66 1.06 0.09 78.57 Average: 3 18.31 0.00 3.37 1.54 0.09 76.70 Average: 4 16.13 0.00 3.67 0.99 0.09 79.12 Average: 5 15.92 0.00 3.45 0.54 0.09 80.00 Average: 6 16.29 0.00 3.18 1.64 0.08 78.82 Average: 7 17.09 0.00 3.01 0.70 0.08 79.12