---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12202 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: 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 25G 131G 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 966 12188 3 18937 30657 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:40:df:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.99/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84500sec preferred_lft 84500sec inet6 fe80::f816:3eff:fe40:dfed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:0b:5f:8a:10:24 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::e40b:5fff:fe8a:1024/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12202) 08/13/26 _x86_64_ (8 CPU) 13:16:38 LINUX RESTART (8 CPU) 13:20:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 551.45 0.66 535.87 14.92 35.28 62059.93 55563.71 13:40:21 11.07 0.37 10.41 0.29 6.75 367.15 1620.15 Average: 271.62 0.51 263.77 7.34 20.50 30113.44 27630.01 13:20:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 1515768 21372960 10780940 32.81 582796 18390636 17204888 50.74 4742920 22937812 148 13:40:21 258764 19883728 12268264 37.33 572364 18166828 18367916 54.16 4778868 24133084 628 Average: 887266 20628344 11524602 35.07 577580 18278732 17786402 52.45 4760894 23535448 388 13:20:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.79 0.79 0.06 0.06 0.00 0.00 0.00 0.00 13:30:01 ens3 558.46 321.72 3241.49 125.04 0.00 0.00 0.00 0.00 13:30:01 docker0 22.31 41.36 1.33 784.88 0.00 0.00 0.00 0.00 13:30:01 br-e39be5ade9b0 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 13:30:01 vethb1c1858 6.74 6.43 4.61 1.33 0.00 0.00 0.00 0.00 13:30:01 veth2afe1e9 0.11 0.19 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 vetha91e8b9 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vethc6a387f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vethe40ffb3 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth95322ff 0.89 0.90 0.10 0.95 0.00 0.00 0.00 0.00 13:30:01 vethcae79be 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 vethd77f974 0.41 0.42 0.05 0.58 0.00 0.00 0.00 0.00 13:40:21 lo 4.32 4.32 18.66 18.66 0.00 0.00 0.00 0.00 13:40:21 ens3 6.97 4.64 3.28 3.05 0.00 0.00 0.00 0.00 13:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:21 br-e39be5ade9b0 2.39 2.24 18.10 0.60 0.00 0.00 0.00 0.00 13:40:21 vethb1c1858 210.33 225.58 152.74 107.02 0.00 0.00 0.00 0.01 13:40:21 veth2afe1e9 0.52 0.32 0.08 0.39 0.00 0.00 0.00 0.00 13:40:21 vetha91e8b9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:21 vethc6a387f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:21 vethe40ffb3 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:40:21 veth95322ff 112.97 105.46 85.24 56.83 0.00 0.00 0.00 0.01 13:40:21 vethd77f974 119.25 110.86 54.87 99.36 0.00 0.00 0.00 0.01 Average: lo 2.62 2.62 9.69 9.69 0.00 0.00 0.00 0.00 Average: ens3 272.88 157.53 1564.64 61.87 0.00 0.00 0.00 0.00 Average: docker0 10.76 19.94 0.64 378.44 0.00 0.00 0.00 0.00 Average: br-e39be5ade9b0 1.39 1.29 9.38 0.32 0.00 0.00 0.00 0.00 Average: vethb1c1858 112.17 119.91 81.32 56.06 0.00 0.00 0.00 0.01 Average: veth2afe1e9 0.32 0.26 0.04 0.21 0.00 0.00 0.00 0.00 Average: vetha91e8b9 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc6a387f 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe40ffb3 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth95322ff 58.93 55.05 44.19 29.88 0.00 0.00 0.00 0.00 Average: vethd77f974 61.95 57.61 28.44 51.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12202) 08/13/26 _x86_64_ (8 CPU) 13:16:38 LINUX RESTART (8 CPU) 13:20:24 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 37.73 0.02 4.83 1.73 0.11 55.58 13:30:01 0 37.67 0.03 4.48 1.48 0.11 56.24 13:30:01 1 36.02 0.01 4.73 2.13 0.10 57.02 13:30:01 2 35.10 0.03 4.86 1.86 0.11 58.04 13:30:01 3 40.75 0.02 4.62 1.41 0.11 53.09 13:30:01 4 41.79 0.02 5.42 2.18 0.11 50.49 13:30:01 5 35.64 0.02 4.86 1.51 0.11 57.87 13:30:01 6 38.50 0.03 5.00 1.38 0.11 54.98 13:30:01 7 36.40 0.02 4.71 1.86 0.11 56.90 13:40:21 all 7.43 0.00 1.15 0.02 0.07 91.32 13:40:21 0 6.01 0.00 1.56 0.02 0.07 92.34 13:40:21 1 7.29 0.00 1.10 0.08 0.07 91.46 13:40:21 2 7.31 0.00 1.21 0.01 0.08 91.39 13:40:21 3 8.95 0.00 1.08 0.02 0.07 89.88 13:40:21 4 7.76 0.00 1.07 0.01 0.08 91.07 13:40:21 5 7.36 0.00 1.03 0.02 0.08 91.51 13:40:21 6 7.64 0.00 1.14 0.02 0.07 91.12 13:40:21 7 7.14 0.00 1.01 0.01 0.08 91.76 Average: all 22.04 0.01 2.93 0.84 0.09 74.09 Average: 0 21.26 0.01 2.96 0.72 0.09 74.95 Average: 1 21.15 0.00 2.85 1.07 0.09 74.85 Average: 2 20.71 0.02 2.97 0.90 0.10 75.30 Average: 3 24.28 0.01 2.79 0.69 0.09 72.15 Average: 4 24.16 0.01 3.17 1.06 0.10 71.51 Average: 5 20.99 0.01 2.87 0.74 0.09 75.30 Average: 6 22.52 0.01 3.00 0.68 0.09 73.70 Average: 7 21.24 0.01 2.80 0.90 0.09 74.97