---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3242 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 29G 127G 19% / 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 846 7863 4 23382 30778 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:6c:ef:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.208/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84635sec preferred_lft 84635sec inet6 fe80::f816:3eff:fe6c:efe0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:4f:d7:5f:7b:c4 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::8c4f:d7ff:fe5f:7bc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3242) 06/28/26 _x86_64_ (8 CPU) 07:56:23 LINUX RESTART (8 CPU) 08:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 285.18 0.11 275.50 9.57 6.42 60332.11 211096.22 08:20:13 219.68 1.28 213.70 4.70 14.59 37983.29 120849.29 Average: 251.80 0.70 244.00 7.09 10.58 48942.78 165104.88 08:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 16280316 31216116 1042592 3.17 367368 14359396 1631024 4.81 5084024 10522408 370460 08:20:13 8234056 30925540 1285720 3.91 536868 21431416 1865212 5.50 9607144 13470760 12324 Average: 12257186 31070828 1164156 3.54 452118 17895406 1748118 5.16 7345584 11996584 191392 08:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 08:10:02 ens3 197.72 121.04 2139.01 2145.20 0.00 0.00 0.00 0.00 08:10:02 docker0 34.05 59.97 1.95 761.34 0.00 0.00 0.00 0.00 08:20:13 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:20:13 ens3 295.14 172.97 1661.20 1613.65 0.00 0.00 0.00 0.00 08:20:13 docker0 123.99 174.62 7.23 864.22 0.00 0.00 0.00 0.00 08:20:13 veth9ff2c1a 116.66 161.81 7.89 662.00 0.00 0.00 0.00 0.05 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 247.37 147.51 1895.51 1874.31 0.00 0.00 0.00 0.00 Average: docker0 79.88 118.40 4.64 813.77 0.00 0.00 0.00 0.00 Average: veth9ff2c1a 59.45 82.46 4.02 337.37 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3242) 06/28/26 _x86_64_ (8 CPU) 07:56:23 LINUX RESTART (8 CPU) 08:00:13 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 8.31 0.00 3.10 0.98 0.06 87.55 08:10:02 0 7.93 0.00 2.91 0.35 0.05 88.75 08:10:02 1 7.69 0.00 3.11 1.59 0.05 87.56 08:10:02 2 6.99 0.00 2.88 0.76 0.05 89.32 08:10:02 3 6.28 0.00 2.66 0.74 0.05 90.27 08:10:02 4 8.21 0.00 3.11 0.77 0.06 87.84 08:10:02 5 10.64 0.00 3.17 1.08 0.05 85.05 08:10:02 6 11.72 0.00 3.51 1.21 0.06 83.50 08:10:02 7 7.01 0.00 3.48 1.34 0.05 88.12 08:20:13 all 10.33 0.00 2.99 0.40 0.05 86.22 08:20:13 0 9.30 0.00 2.77 0.11 0.04 87.78 08:20:13 1 9.91 0.00 3.22 0.48 0.06 86.33 08:20:13 2 9.62 0.00 3.02 0.57 0.05 86.74 08:20:13 3 13.15 0.00 3.39 0.69 0.06 82.71 08:20:13 4 10.33 0.00 3.05 0.35 0.06 86.21 08:20:13 5 12.93 0.00 2.89 0.16 0.05 83.97 08:20:13 6 9.52 0.00 2.93 0.44 0.05 87.05 08:20:13 7 7.86 0.00 2.65 0.44 0.06 89.00 Average: all 9.34 0.00 3.05 0.69 0.05 86.88 Average: 0 8.62 0.00 2.84 0.23 0.05 88.26 Average: 1 8.82 0.00 3.17 1.02 0.05 86.94 Average: 2 8.33 0.00 2.95 0.66 0.05 88.01 Average: 3 9.78 0.00 3.03 0.71 0.06 86.42 Average: 4 9.29 0.00 3.08 0.56 0.06 87.01 Average: 5 11.80 0.00 3.03 0.61 0.05 84.50 Average: 6 10.60 0.00 3.21 0.82 0.06 85.31 Average: 7 7.44 0.00 3.06 0.88 0.06 88.57