---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-888 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 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 1079 19266 4 11746 30545 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:5e:dc:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.192/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fe5e:dc28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:c6:cc:e2:2c:44 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-888) 07/18/26 _x86_64_ (8 CPU) 20:52:24 LINUX RESTART (8 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:12 14.98 0.55 13.41 1.02 12.52 2669.75 2046.90 21:20:01 31.41 0.04 9.11 22.26 5.87 2895.11 495746.03 Average: 23.04 0.30 11.30 11.44 9.26 2780.31 244258.71 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:12 14719996 24013744 8228524 25.04 480036 8330664 10661088 31.44 1536688 15364384 2164 21:20:01 14373428 24470776 7768684 23.64 484436 9100232 10092332 29.76 1622600 15595200 2396 Average: 14546712 24242260 7998604 24.34 482236 8715448 10376710 30.60 1579644 15479792 2280 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:12 lo 5.73 5.73 1.76 1.76 0.00 0.00 0.00 0.00 21:10:12 ens3 157.36 88.13 251.67 42.63 0.00 0.00 0.00 0.00 21:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 2.38 2.38 0.26 0.26 0.00 0.00 0.00 0.00 21:20:01 ens3 108.80 58.07 101.53 33.35 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.09 4.09 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 133.54 73.38 178.01 38.08 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 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-888) 07/18/26 _x86_64_ (8 CPU) 20:52:24 LINUX RESTART (8 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:12 all 81.33 0.00 2.75 0.01 0.09 15.82 21:10:12 0 80.01 0.00 2.74 0.01 0.10 17.14 21:10:12 1 80.57 0.00 2.70 0.03 0.09 16.61 21:10:12 2 79.16 0.00 2.93 0.02 0.10 17.78 21:10:12 3 85.17 0.00 2.81 0.03 0.09 11.90 21:10:12 4 81.74 0.00 2.56 0.01 0.09 15.60 21:10:12 5 81.82 0.00 2.68 0.00 0.10 15.39 21:10:12 6 81.63 0.00 2.77 0.00 0.09 15.50 21:10:12 7 80.50 0.00 2.78 0.00 0.10 16.62 21:20:01 all 96.70 0.00 3.14 0.00 0.10 0.06 21:20:01 0 96.90 0.00 2.94 0.00 0.11 0.05 21:20:01 1 96.66 0.00 3.15 0.00 0.11 0.08 21:20:01 2 96.81 0.00 3.02 0.00 0.10 0.07 21:20:01 3 96.35 0.00 3.47 0.00 0.10 0.07 21:20:01 4 96.93 0.00 2.92 0.00 0.10 0.05 21:20:01 5 96.73 0.00 3.10 0.00 0.11 0.06 21:20:01 6 96.64 0.00 3.20 0.00 0.10 0.06 21:20:01 7 96.55 0.00 3.28 0.00 0.11 0.06 Average: all 88.87 0.00 2.94 0.01 0.10 8.08 Average: 0 88.30 0.00 2.84 0.00 0.10 8.75 Average: 1 88.47 0.00 2.92 0.02 0.10 8.49 Average: 2 87.83 0.00 2.97 0.01 0.10 9.08 Average: 3 90.66 0.00 3.13 0.01 0.10 6.09 Average: 4 89.20 0.00 2.74 0.00 0.09 7.97 Average: 5 89.14 0.00 2.89 0.00 0.10 7.86 Average: 6 89.00 0.00 2.98 0.00 0.09 7.92 Average: 7 88.38 0.00 3.03 0.00 0.10 8.49