---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17086 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 18G 138G 12% / 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 763 20298 4 11030 30860 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:f0:97:dc 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 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fef0:97dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:b9:52:5f:0e:b2 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::c8b9:52ff:fe5f:eb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17086) 09/01/26 _x86_64_ (8 CPU) 08:54:43 LINUX RESTART (8 CPU) 09:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:13 2.20 0.33 1.80 0.07 25.51 36.00 223.57 09:20:10 122.25 3.91 115.07 3.26 472.05 26765.95 715.22 Average: 61.44 2.10 57.69 1.65 245.84 13225.11 466.16 09:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:13 29905464 31785304 594560 1.81 65856 2150544 1555588 4.59 204208 2473240 160 09:20:10 20095096 29939916 2305396 7.02 190576 9672040 8838148 26.06 742604 11254540 1024 Average: 25000280 30862610 1449978 4.41 128216 5911292 5196868 15.32 473406 6863890 592 09:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:13 ens3 0.64 0.36 0.24 0.41 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 09:20:10 ens3 147.58 88.88 3738.37 12.42 0.00 0.00 0.00 0.00 09:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 br-8999e78881a0 3.30 4.76 0.20 75.87 0.00 0.00 0.00 0.00 09:20:10 veth3b5f066 13.71 15.53 2.58 2.43 0.00 0.00 0.00 0.00 09:20:10 veth51f778c 0.14 0.24 0.02 0.02 0.00 0.00 0.00 0.00 09:20:10 vethc233712 0.02 0.09 0.00 0.00 0.00 0.00 0.00 0.00 09:20:10 vethd7572e2 0.17 0.21 0.02 0.02 0.00 0.00 0.00 0.00 09:20:10 veth1c8c091 3.24 4.81 0.25 75.88 0.00 0.00 0.00 0.01 09:20:10 veth0184709 9.23 9.23 1.57 1.87 0.00 0.00 0.00 0.00 09:20:10 veth489b865 0.31 0.32 0.03 0.03 0.00 0.00 0.00 0.00 09:20:10 vethe9220e4 0.07 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 73.14 44.04 1844.71 6.34 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-8999e78881a0 1.63 2.35 0.10 37.44 0.00 0.00 0.00 0.00 Average: veth3b5f066 6.76 7.66 1.28 1.20 0.00 0.00 0.00 0.00 Average: veth51f778c 0.07 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: vethc233712 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd7572e2 0.08 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth1c8c091 1.60 2.38 0.12 37.44 0.00 0.00 0.00 0.00 Average: veth0184709 4.56 4.55 0.77 0.92 0.00 0.00 0.00 0.00 Average: veth489b865 0.15 0.16 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethe9220e4 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17086) 09/01/26 _x86_64_ (8 CPU) 08:54:43 LINUX RESTART (8 CPU) 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:13 all 0.08 0.00 0.03 0.01 0.00 99.87 09:10:13 0 0.04 0.00 0.02 0.00 0.00 99.93 09:10:13 1 0.04 0.00 0.03 0.00 0.00 99.92 09:10:13 2 0.36 0.00 0.02 0.00 0.00 99.62 09:10:13 3 0.05 0.00 0.02 0.01 0.00 99.92 09:10:13 4 0.03 0.00 0.05 0.07 0.00 99.86 09:10:13 5 0.07 0.00 0.06 0.01 0.00 99.86 09:10:13 6 0.03 0.00 0.02 0.01 0.00 99.93 09:10:13 7 0.03 0.00 0.04 0.00 0.00 99.93 09:20:10 all 4.36 0.00 1.27 0.55 0.01 93.82 09:20:10 0 3.93 0.00 1.19 0.89 0.01 93.98 09:20:10 1 3.33 0.00 1.14 0.28 0.00 95.25 09:20:10 2 4.53 0.00 1.43 0.92 0.01 93.11 09:20:10 3 6.55 0.00 1.43 0.59 0.01 91.42 09:20:10 4 4.65 0.00 1.37 0.42 0.01 93.56 09:20:10 5 3.54 0.00 1.18 0.59 0.01 94.68 09:20:10 6 4.09 0.00 1.27 0.42 0.01 94.22 09:20:10 7 4.23 0.00 1.14 0.29 0.01 94.34 Average: all 2.19 0.00 0.64 0.28 0.00 96.89 Average: 0 1.96 0.00 0.60 0.44 0.00 97.00 Average: 1 1.66 0.00 0.58 0.14 0.00 97.62 Average: 2 2.42 0.00 0.71 0.46 0.00 96.41 Average: 3 3.26 0.00 0.72 0.30 0.00 95.72 Average: 4 2.31 0.00 0.70 0.24 0.00 96.75 Average: 5 1.78 0.00 0.61 0.29 0.00 97.31 Average: 6 2.03 0.00 0.64 0.21 0.00 97.12 Average: 7 2.10 0.00 0.58 0.14 0.01 97.17