---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-85 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 15G 141G 10% / 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 756 23942 4 7393 30868 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:de:6a:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85282sec preferred_lft 85282sec inet6 fe80::f816:3eff:fede:6a0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:9f:be:7f:20:dd 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::349f:beff:fe7f:20dd/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-85) 07/22/26 _x86_64_ (8 CPU) 09:05:25 LINUX RESTART (8 CPU) 09:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 53.56 0.95 50.84 1.76 87.03 10890.54 24429.04 Average: 53.56 0.95 50.84 1.76 87.03 10890.54 24429.04 09:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 23880648 29562084 2734236 8.32 161644 5673216 3144648 9.27 675920 7751720 20 Average: 23880648 29562084 2734236 8.32 161644 5673216 3144648 9.27 675920 7751720 20 09:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 206.00 206.00 35.57 35.57 0.00 0.00 0.00 0.00 09:20:01 ens3 153.74 65.34 1676.89 15.46 0.00 0.00 0.00 0.00 09:20:01 docker0 86.02 88.97 16.94 17.04 0.00 0.00 0.00 0.00 Average: lo 206.00 206.00 35.57 35.57 0.00 0.00 0.00 0.00 Average: ens3 153.74 65.34 1676.89 15.46 0.00 0.00 0.00 0.00 Average: docker0 86.02 88.97 16.94 17.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-85) 07/22/26 _x86_64_ (8 CPU) 09:05:25 LINUX RESTART (8 CPU) 09:10:25 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 15.14 0.00 1.23 2.61 0.08 80.94 09:20:01 0 15.53 0.00 1.30 2.68 0.08 80.41 09:20:01 1 13.69 0.00 1.36 1.12 0.08 83.75 09:20:01 2 17.44 0.00 1.31 2.40 0.08 78.76 09:20:01 3 15.77 0.00 1.16 2.04 0.08 80.96 09:20:01 4 13.27 0.00 1.18 4.26 0.07 81.21 09:20:01 5 14.87 0.00 1.15 1.63 0.07 82.28 09:20:01 6 16.11 0.00 1.18 5.31 0.08 77.33 09:20:01 7 14.43 0.00 1.21 1.42 0.07 82.86 Average: all 15.14 0.00 1.23 2.61 0.08 80.94 Average: 0 15.53 0.00 1.30 2.68 0.08 80.41 Average: 1 13.69 0.00 1.36 1.12 0.08 83.75 Average: 2 17.44 0.00 1.31 2.40 0.08 78.76 Average: 3 15.77 0.00 1.16 2.04 0.08 80.96 Average: 4 13.27 0.00 1.18 4.26 0.07 81.21 Average: 5 14.87 0.00 1.15 1.63 0.07 82.28 Average: 6 16.11 0.00 1.18 5.31 0.08 77.33 Average: 7 14.43 0.00 1.21 1.42 0.07 82.86