---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-547 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 25G 131G 16% / 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 861 13219 3 18011 30763 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:c5:bd:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.170/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84467sec preferred_lft 84467sec inet6 fe80::f816:3eff:fec5:bd1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:0f:d5:b1:d1:98 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::5c0f:d5ff:feb1:d198/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-547) 07/17/26 _x86_64_ (8 CPU) 14:52:34 LINUX RESTART (8 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:05 213.69 0.17 206.47 7.05 14.35 38769.41 42407.74 15:20:05 12.37 0.23 11.76 0.38 7.08 503.24 5780.80 Average: 113.34 0.20 109.42 3.73 10.73 19695.30 24150.71 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:05 257764 19824836 12327424 37.51 601776 18054492 18156364 53.54 4786368 24080400 1876 15:20:05 287692 18921484 13231132 40.26 580484 17153828 19116516 56.37 4664108 24205212 692 Average: 272728 19373160 12779278 38.89 591130 17604160 18636440 54.96 4725238 24142806 1284 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:05 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 15:10:05 ens3 207.05 117.41 1851.70 38.73 0.00 0.00 0.00 0.00 15:10:05 docker0 15.94 30.66 0.92 589.88 0.00 0.00 0.00 0.00 15:10:05 br-bafde5ef9fa5 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:10:05 vethe95aa88 34.72 35.82 11.37 11.84 0.00 0.00 0.00 0.00 15:10:05 vethadf1500 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:10:05 veth50b9fad 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:10:05 veth46e34cd 0.37 0.38 0.04 0.18 0.00 0.00 0.00 0.00 15:10:05 vethf9069b4 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:10:05 veth5d68a20 30.78 29.60 14.51 7.88 0.00 0.00 0.00 0.00 15:10:05 veth492ef50 0.44 0.60 0.55 3.69 0.00 0.00 0.00 0.00 15:10:05 vethc00ce63 1.48 1.20 0.20 1.26 0.00 0.00 0.00 0.00 15:20:05 lo 7.92 7.92 37.08 37.08 0.00 0.00 0.00 0.00 15:20:05 ens3 11.63 8.83 4.20 4.51 0.00 0.00 0.00 0.00 15:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:05 br-bafde5ef9fa5 4.43 4.12 36.22 0.94 0.00 0.00 0.00 0.00 15:20:05 vethe95aa88 307.38 331.87 243.24 155.76 0.00 0.00 0.00 0.02 15:20:05 vethadf1500 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 15:20:05 veth50b9fad 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:05 veth46e34cd 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 15:20:05 vethf9069b4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:05 veth5d68a20 127.06 116.60 107.21 75.50 0.00 0.00 0.00 0.01 15:20:05 vethc00ce63 213.10 198.44 97.25 171.78 0.00 0.00 0.00 0.01 Average: lo 4.27 4.27 18.51 18.51 0.00 0.00 0.00 0.00 Average: ens3 109.64 63.29 930.80 21.67 0.00 0.00 0.00 0.00 Average: docker0 7.99 15.37 0.46 295.85 0.00 0.00 0.00 0.00 Average: br-bafde5ef9fa5 2.35 2.18 18.06 0.48 0.00 0.00 0.00 0.00 Average: vethe95aa88 170.63 183.39 126.95 83.58 0.00 0.00 0.00 0.01 Average: vethadf1500 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth50b9fad 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46e34cd 0.39 0.29 0.06 0.26 0.00 0.00 0.00 0.00 Average: vethf9069b4 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5d68a20 78.77 72.96 60.72 41.59 0.00 0.00 0.00 0.00 Average: vethc00ce63 106.97 99.51 48.57 86.25 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-547) 07/17/26 _x86_64_ (8 CPU) 14:52:34 LINUX RESTART (8 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:05 all 16.26 0.02 2.67 0.56 0.07 80.42 15:10:05 0 14.13 0.01 2.49 0.70 0.06 82.60 15:10:05 1 17.67 0.02 3.09 0.52 0.08 78.62 15:10:05 2 16.16 0.01 2.40 0.68 0.07 80.66 15:10:05 3 13.72 0.02 2.81 0.53 0.07 82.85 15:10:05 4 15.30 0.02 2.55 0.53 0.07 81.53 15:10:05 5 16.64 0.02 2.60 0.42 0.07 80.26 15:10:05 6 18.80 0.03 2.78 0.44 0.07 77.87 15:10:05 7 17.64 0.02 2.64 0.67 0.07 78.95 15:20:05 all 7.06 0.00 1.18 0.03 0.08 91.65 15:20:05 0 6.81 0.00 1.14 0.03 0.07 91.95 15:20:05 1 6.38 0.00 1.24 0.06 0.09 92.23 15:20:05 2 6.75 0.00 1.28 0.02 0.08 91.86 15:20:05 3 7.59 0.00 1.27 0.03 0.08 91.02 15:20:05 4 6.05 0.00 1.21 0.02 0.08 92.63 15:20:05 5 8.14 0.00 1.09 0.02 0.08 90.68 15:20:05 6 7.67 0.00 1.11 0.02 0.09 91.12 15:20:05 7 7.07 0.00 1.10 0.02 0.07 91.75 Average: all 11.68 0.01 1.93 0.30 0.08 86.01 Average: 0 10.49 0.01 1.82 0.37 0.07 87.25 Average: 1 12.06 0.01 2.17 0.29 0.09 85.39 Average: 2 11.48 0.01 1.85 0.36 0.08 86.23 Average: 3 10.68 0.01 2.04 0.28 0.08 86.91 Average: 4 10.70 0.01 1.88 0.27 0.08 87.05 Average: 5 12.42 0.01 1.85 0.22 0.07 85.43 Average: 6 13.26 0.02 1.95 0.23 0.08 84.46 Average: 7 12.38 0.01 1.87 0.35 0.07 85.32