---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13053 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 26G 130G 17% / 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 839 11902 4 19350 30785 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:65:05:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.19/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84487sec preferred_lft 84487sec inet6 fe80::f816:3eff:fe65:5af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:6a:8a:a4:c3:22 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::1c6a:8aff:fea4:c322/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13053) 08/17/26 _x86_64_ (8 CPU) 05:05:42 LINUX RESTART (8 CPU) 05:10:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:24 474.29 0.68 461.62 11.99 59.45 56965.57 81015.65 05:30:24 8.45 0.35 7.82 0.28 7.24 362.63 2831.09 Average: 241.37 0.51 234.72 6.13 33.35 28664.33 41923.70 05:10:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:24 1624776 21719748 10431888 31.74 588872 18616632 16751068 49.40 4775028 22809756 188 05:30:24 257152 20295548 11854944 36.07 579084 18565228 17840208 52.61 4820852 24103888 1888 Average: 940964 21007648 11143416 33.91 583978 18590930 17295638 51.00 4797940 23456822 1038 05:10:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:24 lo 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 05:20:24 ens3 430.70 257.82 3256.17 84.43 0.00 0.00 0.00 0.00 05:20:24 docker0 18.86 36.36 1.15 755.05 0.00 0.00 0.00 0.00 05:20:24 br-02c96644d2b5 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 05:20:24 veth2752d17 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:20:24 veth46fb584 7.01 6.82 4.65 1.33 0.00 0.00 0.00 0.00 05:20:24 vetha088d39 0.19 0.24 0.02 0.02 0.00 0.00 0.00 0.00 05:20:24 veth53e7ba7 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 05:20:24 veth670eeec 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:20:24 vethb41fc20 1.34 1.37 0.15 0.97 0.00 0.00 0.00 0.00 05:20:24 veth04499b4 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 05:20:24 vethc0a3c44 0.70 0.63 0.09 0.75 0.00 0.00 0.00 0.00 05:30:24 lo 5.35 5.35 23.79 23.79 0.00 0.00 0.00 0.00 05:30:24 ens3 9.57 6.69 3.06 3.37 0.00 0.00 0.00 0.00 05:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:24 br-02c96644d2b5 2.95 2.77 23.02 0.70 0.00 0.00 0.00 0.00 05:30:24 veth2752d17 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 05:30:24 veth46fb584 243.71 261.71 178.25 123.81 0.00 0.00 0.00 0.01 05:30:24 vetha088d39 0.48 0.29 0.07 0.42 0.00 0.00 0.00 0.00 05:30:24 veth53e7ba7 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 05:30:24 veth670eeec 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 05:30:24 vethb41fc20 123.97 115.34 95.80 63.01 0.00 0.00 0.00 0.01 05:30:24 vethc0a3c44 145.01 134.93 66.71 119.02 0.00 0.00 0.00 0.01 Average: lo 3.09 3.09 11.93 11.93 0.00 0.00 0.00 0.00 Average: ens3 220.14 132.25 1629.63 43.90 0.00 0.00 0.00 0.00 Average: docker0 9.43 18.18 0.58 377.53 0.00 0.00 0.00 0.00 Average: br-02c96644d2b5 1.62 1.52 11.52 0.36 0.00 0.00 0.00 0.00 Average: veth2752d17 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth46fb584 125.36 134.26 91.45 62.57 0.00 0.00 0.00 0.01 Average: vetha088d39 0.33 0.26 0.05 0.22 0.00 0.00 0.00 0.00 Average: veth53e7ba7 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth670eeec 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb41fc20 62.66 58.35 47.97 31.99 0.00 0.00 0.00 0.00 Average: vethc0a3c44 72.85 67.78 33.40 59.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13053) 08/17/26 _x86_64_ (8 CPU) 05:05:42 LINUX RESTART (8 CPU) 05:10:24 CPU %user %nice %system %iowait %steal %idle 05:20:24 all 30.08 0.02 4.09 1.94 0.08 63.79 05:20:24 0 29.28 0.02 4.01 1.54 0.08 65.07 05:20:24 1 30.15 0.01 4.37 1.57 0.08 63.82 05:20:24 2 28.80 0.03 4.08 2.30 0.08 64.72 05:20:24 3 28.88 0.02 4.22 3.03 0.09 63.77 05:20:24 4 31.94 0.03 4.40 1.79 0.09 61.76 05:20:24 5 32.69 0.03 3.59 1.52 0.09 62.08 05:20:24 6 30.97 0.02 4.11 2.19 0.09 62.62 05:20:24 7 27.98 0.01 3.91 1.56 0.09 66.45 05:30:24 all 7.77 0.00 1.22 0.04 0.06 90.91 05:30:24 0 7.77 0.00 1.43 0.03 0.06 90.71 05:30:24 1 7.73 0.00 1.36 0.05 0.06 90.80 05:30:24 2 7.91 0.00 1.14 0.03 0.06 90.86 05:30:24 3 7.35 0.00 1.26 0.01 0.06 91.31 05:30:24 4 8.13 0.00 1.12 0.02 0.06 90.66 05:30:24 5 7.58 0.00 1.18 0.01 0.06 91.17 05:30:24 6 7.92 0.00 1.18 0.15 0.06 90.69 05:30:24 7 7.76 0.00 1.06 0.01 0.06 91.12 Average: all 18.94 0.01 2.65 0.99 0.07 77.34 Average: 0 18.50 0.01 2.72 0.78 0.07 77.92 Average: 1 18.95 0.01 2.86 0.81 0.07 77.30 Average: 2 18.37 0.01 2.61 1.16 0.07 77.77 Average: 3 18.12 0.01 2.74 1.52 0.07 77.54 Average: 4 20.04 0.02 2.76 0.90 0.07 76.20 Average: 5 20.15 0.01 2.39 0.76 0.07 76.61 Average: 6 19.46 0.01 2.65 1.17 0.07 76.63 Average: 7 17.89 0.01 2.49 0.78 0.07 78.76