---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1631 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 22G 134G 14% / 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 799 16354 4 14937 30824 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:9d:56:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.143/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85477sec preferred_lft 85477sec inet6 fe80::f816:3eff:fe9d:56e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:39:21:cf:1f:e9 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::d039:21ff:fecf:1fe9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1631) 07/23/26 _x86_64_ (8 CPU) 10:09:22 LINUX RESTART (8 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 312.65 5.64 292.67 14.35 824.50 51974.93 75433.02 Average: 312.65 5.64 292.67 14.35 824.50 51974.93 75433.02 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 13063080 27975896 4246032 12.92 258844 14478576 10973872 32.36 3346320 15436132 636 Average: 13063080 27975896 4246032 12.92 258844 14478576 10973872 32.36 3346320 15436132 636 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 10:20:01 ens3 369.50 221.95 4180.21 48.21 0.00 0.00 0.00 0.00 10:20:01 docker0 8.45 13.07 0.64 256.43 0.00 0.00 0.00 0.00 10:20:01 br-a2023e11a9c6 2.79 5.02 0.17 35.21 0.00 0.00 0.00 0.00 10:20:01 veth4e6d5f6 10.92 12.68 6.38 2.55 0.00 0.00 0.00 0.00 10:20:01 vethed22ae7 28.46 21.12 4.05 3.43 0.00 0.00 0.00 0.00 10:20:01 veth33ba484 5.78 5.96 0.65 36.78 0.00 0.00 0.00 0.00 10:20:01 vethfccbd25 2.64 2.74 0.23 2.67 0.00 0.00 0.00 0.00 10:20:01 veth758dcf2 2.59 5.07 0.19 35.17 0.00 0.00 0.00 0.00 10:20:01 vethcb95ae4 4.65 6.01 3.87 0.87 0.00 0.00 0.00 0.00 10:20:01 veth7c9ef80 4.81 6.19 4.56 0.90 0.00 0.00 0.00 0.00 10:20:01 veth385c168 4.70 6.07 4.11 0.88 0.00 0.00 0.00 0.00 10:20:01 vethcf9aeca 4.08 5.41 3.81 0.69 0.00 0.00 0.00 0.00 10:20:01 vethcb2d446 4.09 5.43 3.81 0.73 0.00 0.00 0.00 0.00 10:20:01 vethcc9d5bb 10.56 10.53 12.95 3.58 0.00 0.00 0.00 0.00 10:20:01 vethdd71f4f 9.99 10.00 13.00 3.95 0.00 0.00 0.00 0.00 10:20:01 veth71d6b4d 1.43 1.22 0.32 0.81 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 369.50 221.95 4180.21 48.21 0.00 0.00 0.00 0.00 Average: docker0 8.45 13.07 0.64 256.43 0.00 0.00 0.00 0.00 Average: br-a2023e11a9c6 2.79 5.02 0.17 35.21 0.00 0.00 0.00 0.00 Average: veth4e6d5f6 10.92 12.68 6.38 2.55 0.00 0.00 0.00 0.00 Average: vethed22ae7 28.46 21.12 4.05 3.43 0.00 0.00 0.00 0.00 Average: veth33ba484 5.78 5.96 0.65 36.78 0.00 0.00 0.00 0.00 Average: vethfccbd25 2.64 2.74 0.23 2.67 0.00 0.00 0.00 0.00 Average: veth758dcf2 2.59 5.07 0.19 35.17 0.00 0.00 0.00 0.00 Average: vethcb95ae4 4.65 6.01 3.87 0.87 0.00 0.00 0.00 0.00 Average: veth7c9ef80 4.81 6.19 4.56 0.90 0.00 0.00 0.00 0.00 Average: veth385c168 4.70 6.07 4.11 0.88 0.00 0.00 0.00 0.00 Average: vethcf9aeca 4.08 5.41 3.81 0.69 0.00 0.00 0.00 0.00 Average: vethcb2d446 4.09 5.43 3.81 0.73 0.00 0.00 0.00 0.00 Average: vethcc9d5bb 10.56 10.53 12.95 3.58 0.00 0.00 0.00 0.00 Average: vethdd71f4f 9.99 10.00 13.00 3.95 0.00 0.00 0.00 0.00 Average: veth71d6b4d 1.43 1.22 0.32 0.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1631) 07/23/26 _x86_64_ (8 CPU) 10:09:22 LINUX RESTART (8 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 17.37 0.00 3.41 0.97 0.09 78.17 10:20:01 0 16.23 0.00 3.70 0.89 0.08 79.10 10:20:01 1 17.74 0.00 3.58 0.80 0.08 77.81 10:20:01 2 18.90 0.00 3.11 0.84 0.09 77.07 10:20:01 3 14.20 0.00 3.21 1.72 0.09 80.78 10:20:01 4 17.27 0.00 3.46 0.64 0.09 78.54 10:20:01 5 18.74 0.00 3.26 0.78 0.09 77.13 10:20:01 6 19.28 0.00 3.72 1.59 0.10 75.31 10:20:01 7 16.58 0.00 3.23 0.52 0.09 79.59 Average: all 17.37 0.00 3.41 0.97 0.09 78.17 Average: 0 16.23 0.00 3.70 0.89 0.08 79.10 Average: 1 17.74 0.00 3.58 0.80 0.08 77.81 Average: 2 18.90 0.00 3.11 0.84 0.09 77.07 Average: 3 14.20 0.00 3.21 1.72 0.09 80.78 Average: 4 17.27 0.00 3.46 0.64 0.09 78.54 Average: 5 18.74 0.00 3.26 0.78 0.09 77.13 Average: 6 19.28 0.00 3.72 1.59 0.10 75.31 Average: 7 16.58 0.00 3.23 0.52 0.09 79.59