---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4118 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 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 1021 11809 4 19261 30601 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:b8:04:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.161/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84445sec preferred_lft 84445sec inet6 fe80::f816:3eff:feb8:4dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:2d:df:d2:f6:a9 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::402d:dfff:fed2:f6a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4118) 09/22/26 _x86_64_ (8 CPU) 08:46:45 LINUX RESTART (8 CPU) 08:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:10 522.95 0.88 509.67 12.41 36.54 59027.47 62170.09 09:10:24 11.44 0.33 10.83 0.27 6.38 343.63 3181.96 Average: 266.16 0.60 259.24 6.32 21.40 29566.21 32556.07 08:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:10 1896144 21880376 10272764 31.26 586196 18518280 17282220 50.96 4749944 22573804 1384 09:10:24 291192 20284144 11867020 36.11 582472 18525768 18367672 54.16 4797468 24111064 1728 Average: 1093668 21082260 11069892 33.69 584334 18522024 17824946 52.56 4773706 23342434 1556 08:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:10 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 09:00:10 ens3 412.50 252.11 3770.51 91.30 0.00 0.00 0.00 0.00 09:00:10 docker0 27.40 49.30 1.56 747.25 0.00 0.00 0.00 0.00 09:00:10 br-37e299ed8cc6 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:00:10 vethe1edbfe 0.07 0.15 0.01 0.01 0.00 0.00 0.00 0.00 09:00:10 vethd5ef6f4 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:10 veth061cccc 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:10 vethbd5a7d6 6.20 6.03 4.28 1.25 0.00 0.00 0.00 0.00 09:00:10 vethb41e1d3 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:00:10 vethcf9d8b5 0.57 0.61 0.07 0.87 0.00 0.00 0.00 0.00 09:00:10 veth9967c3a 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 veth7945c53 0.27 0.30 0.03 0.46 0.00 0.00 0.00 0.00 09:10:24 lo 3.55 3.55 11.51 11.51 0.00 0.00 0.00 0.00 09:10:24 ens3 4.70 4.01 2.11 2.09 0.00 0.00 0.00 0.00 09:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:24 br-37e299ed8cc6 1.91 1.79 11.00 0.53 0.00 0.00 0.00 0.00 09:10:24 vethe1edbfe 0.54 0.34 0.08 0.37 0.00 0.00 0.00 0.00 09:10:24 vethd5ef6f4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:24 veth061cccc 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 09:10:24 vethbd5a7d6 183.57 196.86 130.72 94.26 0.00 0.00 0.00 0.01 09:10:24 vethb41e1d3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:24 vethcf9d8b5 102.83 96.37 74.13 50.45 0.00 0.00 0.00 0.01 09:10:24 veth7945c53 100.19 92.73 46.08 83.51 0.00 0.00 0.00 0.01 Average: lo 2.10 2.10 5.80 5.80 0.00 0.00 0.00 0.00 Average: ens3 207.77 127.56 1878.65 46.52 0.00 0.00 0.00 0.00 Average: docker0 13.65 24.55 0.78 372.11 0.00 0.00 0.00 0.00 Average: br-37e299ed8cc6 1.10 1.03 5.53 0.28 0.00 0.00 0.00 0.00 Average: vethe1edbfe 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: vethd5ef6f4 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth061cccc 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethbd5a7d6 95.24 101.83 67.76 47.95 0.00 0.00 0.00 0.01 Average: vethb41e1d3 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcf9d8b5 51.91 48.69 37.25 25.76 0.00 0.00 0.00 0.00 Average: veth7945c53 50.43 46.70 23.15 42.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4118) 09/22/26 _x86_64_ (8 CPU) 08:46:45 LINUX RESTART (8 CPU) 08:50:00 CPU %user %nice %system %iowait %steal %idle 09:00:10 all 34.19 0.03 5.23 2.01 0.02 58.52 09:00:10 0 35.87 0.02 5.49 1.85 0.02 56.76 09:00:10 1 32.57 0.03 5.22 1.77 0.02 60.39 09:00:10 2 35.52 0.03 5.45 2.08 0.02 56.90 09:00:10 3 33.01 0.03 5.35 2.71 0.02 58.88 09:00:10 4 34.84 0.02 5.14 3.15 0.02 56.83 09:00:10 5 35.82 0.03 5.12 1.80 0.02 57.20 09:00:10 6 34.27 0.02 4.81 1.31 0.02 59.57 09:00:10 7 31.65 0.03 5.26 1.43 0.02 61.61 09:10:24 all 7.13 0.00 1.27 0.03 0.01 91.56 09:10:24 0 6.96 0.00 1.68 0.07 0.01 91.28 09:10:24 1 7.93 0.00 1.47 0.04 0.01 90.54 09:10:24 2 7.55 0.00 1.28 0.03 0.02 91.12 09:10:24 3 6.71 0.00 1.17 0.01 0.01 92.10 09:10:24 4 7.24 0.00 1.17 0.03 0.01 91.54 09:10:24 5 6.75 0.00 1.07 0.01 0.01 92.16 09:10:24 6 7.41 0.00 1.14 0.02 0.01 91.42 09:10:24 7 6.51 0.00 1.15 0.01 0.01 92.32 Average: all 20.60 0.01 3.24 1.02 0.02 75.11 Average: 0 21.35 0.01 3.58 0.96 0.01 74.09 Average: 1 20.18 0.02 3.33 0.90 0.02 75.56 Average: 2 21.46 0.01 3.36 1.05 0.02 74.10 Average: 3 19.80 0.01 3.25 1.35 0.02 75.56 Average: 4 20.99 0.01 3.15 1.58 0.02 74.25 Average: 5 21.22 0.02 3.09 0.90 0.02 74.76 Average: 6 20.80 0.01 2.97 0.66 0.02 75.54 Average: 7 19.03 0.01 3.20 0.72 0.02 77.03