---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4531 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 13G 143G 9% / 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 722 25797 4 5572 30901 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:29:c6:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.197/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84594sec preferred_lft 84594sec inet6 fe80::f816:3eff:fe29:c604/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:5f:7f:76:f8:e3 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::185f:7fff:fe76:f8e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4531) 05/28/26 _x86_64_ (8 CPU) 14:40:13 LINUX RESTART (8 CPU) 14:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 16.06 0.21 1.59 14.26 2.31 18.72 520667.48 15:10:14 114.36 3.56 107.04 3.76 267.02 12733.75 36426.11 Average: 66.33 1.92 55.52 8.89 137.68 6521.08 273030.47 14:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 30120996 31775684 611992 1.86 62256 1931180 1520860 4.48 192276 2263636 8 15:10:14 26383544 31616124 688220 2.09 171404 5267188 1324024 3.90 785024 5187472 115732 Average: 28252270 31695904 650106 1.98 116830 3599184 1422442 4.19 488650 3725554 57870 14:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:01 ens3 0.31 0.22 0.11 0.26 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:14 lo 38.73 38.73 19.27 19.27 0.00 0.00 0.00 0.00 15:10:14 ens3 174.31 100.80 1287.69 28.74 0.00 0.00 0.00 0.00 15:10:14 docker0 10.83 10.94 1.62 2.21 0.00 0.00 0.00 0.00 Average: lo 19.86 19.86 9.86 9.86 0.00 0.00 0.00 0.00 Average: ens3 89.29 51.65 658.57 14.82 0.00 0.00 0.00 0.00 Average: docker0 5.54 5.60 0.83 1.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4531) 05/28/26 _x86_64_ (8 CPU) 14:40:13 LINUX RESTART (8 CPU) 14:50:14 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 0.10 0.00 0.02 0.03 0.01 99.84 15:00:01 0 0.01 0.00 0.00 0.00 0.00 99.99 15:00:01 1 0.03 0.00 0.05 0.17 0.01 99.74 15:00:01 2 0.02 0.00 0.00 0.00 0.00 99.97 15:00:01 3 0.07 0.00 0.01 0.00 0.00 99.92 15:00:01 4 0.64 0.00 0.03 0.00 0.01 99.32 15:00:01 5 0.02 0.00 0.03 0.05 0.01 99.89 15:00:01 6 0.02 0.00 0.01 0.01 0.00 99.96 15:00:01 7 0.02 0.00 0.03 0.00 0.03 99.92 15:10:14 all 22.62 0.00 1.03 0.67 0.06 75.62 15:10:14 0 24.55 0.00 1.35 0.51 0.06 73.53 15:10:14 1 20.95 0.00 1.19 0.37 0.06 77.43 15:10:14 2 21.36 0.00 0.98 1.01 0.06 76.59 15:10:14 3 24.22 0.00 0.93 0.18 0.06 74.61 15:10:14 4 21.73 0.00 0.82 0.82 0.05 76.58 15:10:14 5 24.65 0.00 0.79 1.56 0.06 72.94 15:10:14 6 24.76 0.00 0.96 0.24 0.06 73.99 15:10:14 7 18.73 0.00 1.19 0.71 0.06 79.32 Average: all 11.60 0.00 0.53 0.36 0.03 87.47 Average: 0 12.55 0.00 0.69 0.26 0.03 86.47 Average: 1 10.71 0.00 0.63 0.27 0.04 88.35 Average: 2 10.92 0.00 0.50 0.52 0.03 88.04 Average: 3 12.41 0.00 0.48 0.09 0.03 86.99 Average: 4 11.40 0.00 0.43 0.42 0.03 87.72 Average: 5 12.60 0.00 0.42 0.82 0.04 86.12 Average: 6 12.66 0.00 0.50 0.12 0.03 86.69 Average: 7 9.58 0.00 0.62 0.36 0.04 89.39