---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1957 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 862 13357 4 17872 30761 Swap: 1023 1 1022 ---> 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:5d:4c:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84384sec preferred_lft 84384sec inet6 fe80::f816:3eff:fe5d:4c73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:56:71:b5:5c:e5 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::ac56:71ff:feb5:5ce5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1957) 10/15/26 _x86_64_ (8 CPU) 12:50:11 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:18 118.49 0.29 112.81 5.39 6.23 25814.02 21261.87 13:20:17 11.51 0.25 10.96 0.31 7.19 449.14 3149.82 Average: 65.86 0.27 62.71 2.89 6.70 13336.52 12352.18 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:18 244796 19425904 12723536 38.72 580196 17713784 19820772 58.45 4988844 23924016 596 13:20:17 285708 18531316 13617392 41.44 575888 16797024 20729316 61.13 4769412 24115068 536 Average: 265252 18978610 13170464 40.08 578042 17255404 20275044 59.79 4879128 24019542 566 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:18 lo 0.45 0.45 0.03 0.03 0.00 0.00 0.00 0.00 13:10:18 ens3 109.39 62.42 1629.41 14.66 0.00 0.00 0.00 0.00 13:10:18 docker0 10.75 15.99 0.59 168.04 0.00 0.00 0.00 0.00 13:10:18 br-81972fbd13e7 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 13:10:18 veth9d7c503 65.68 69.69 35.18 36.09 0.00 0.00 0.00 0.00 13:10:18 veth80ffd5f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:18 veth493f32b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:10:18 veth91541ba 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:18 vethb05d4b5 0.46 0.41 0.06 0.26 0.00 0.00 0.00 0.00 13:10:18 veth49769d8 65.78 61.18 48.17 32.11 0.00 0.00 0.00 0.00 13:10:18 veth043b134 0.95 1.75 1.22 13.01 0.00 0.00 0.00 0.00 13:10:18 vethe77e51c 2.08 1.63 0.29 1.67 0.00 0.00 0.00 0.00 13:20:17 lo 10.41 10.41 56.73 56.73 0.00 0.00 0.00 0.00 13:20:17 ens3 10.54 8.89 4.41 4.53 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 br-81972fbd13e7 6.06 5.55 55.68 1.18 0.00 0.00 0.00 0.00 13:20:17 veth9d7c503 239.24 244.26 179.02 135.77 0.00 0.00 0.00 0.01 13:20:17 veth80ffd5f 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:20:17 veth493f32b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 veth91541ba 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 vethb05d4b5 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 13:20:17 veth49769d8 105.72 96.63 98.37 71.19 0.00 0.00 0.00 0.01 13:20:17 vethe77e51c 147.31 151.12 96.24 111.75 0.00 0.00 0.00 0.01 Average: lo 5.35 5.35 27.92 27.92 0.00 0.00 0.00 0.00 Average: ens3 60.77 36.09 830.04 9.68 0.00 0.00 0.00 0.00 Average: docker0 5.46 8.12 0.30 85.38 0.00 0.00 0.00 0.00 Average: br-81972fbd13e7 3.12 2.86 27.40 0.59 0.00 0.00 0.00 0.00 Average: veth9d7c503 151.06 155.56 105.94 85.12 0.00 0.00 0.00 0.01 Average: veth80ffd5f 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth493f32b 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth91541ba 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb05d4b5 0.43 0.31 0.06 0.30 0.00 0.00 0.00 0.00 Average: veth49769d8 85.43 78.62 72.86 51.34 0.00 0.00 0.00 0.01 Average: vethe77e51c 73.52 75.17 47.49 55.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1957) 10/15/26 _x86_64_ (8 CPU) 12:50:11 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:18 all 9.89 0.02 2.25 0.57 0.01 87.26 13:10:18 0 9.23 0.02 2.60 0.76 0.01 87.38 13:10:18 1 9.97 0.03 2.17 0.53 0.01 87.29 13:10:18 2 10.43 0.02 2.31 0.36 0.01 86.87 13:10:18 3 10.43 0.04 2.17 0.56 0.01 86.78 13:10:18 4 9.74 0.02 2.15 0.59 0.01 87.50 13:10:18 5 8.89 0.02 2.11 0.61 0.01 88.36 13:10:18 6 10.31 0.02 2.16 0.44 0.01 87.06 13:10:18 7 10.14 0.01 2.28 0.72 0.01 86.84 13:20:17 all 6.48 0.00 1.40 0.04 0.01 92.06 13:20:17 0 6.38 0.00 1.92 0.02 0.01 91.67 13:20:17 1 6.01 0.00 1.51 0.08 0.01 92.39 13:20:17 2 6.25 0.00 1.41 0.06 0.01 92.27 13:20:17 3 7.68 0.00 1.34 0.02 0.01 90.94 13:20:17 4 5.64 0.00 1.13 0.04 0.01 93.18 13:20:17 5 6.02 0.00 1.31 0.03 0.01 92.62 13:20:17 6 6.14 0.00 1.22 0.07 0.01 92.55 13:20:17 7 7.75 0.00 1.33 0.03 0.01 90.88 Average: all 8.22 0.01 1.83 0.31 0.01 89.62 Average: 0 7.83 0.01 2.27 0.39 0.01 89.49 Average: 1 8.03 0.01 1.85 0.31 0.01 89.80 Average: 2 8.38 0.01 1.87 0.21 0.01 89.52 Average: 3 9.08 0.02 1.77 0.29 0.01 88.82 Average: 4 7.72 0.01 1.64 0.32 0.01 90.30 Average: 5 7.48 0.01 1.72 0.33 0.01 90.45 Average: 6 8.27 0.01 1.70 0.26 0.01 89.75 Average: 7 8.97 0.01 1.82 0.38 0.01 88.82