---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-81 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 17G 139G 11% / 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 760 19583 4 11748 30863 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:52:54:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fe52:54a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:3c:50:ab:c0:fc 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::383c:50ff:feab:c0fc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-81) 07/29/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.51 0.05 8.07 0.40 1.88 2575.44 114.26 00:50:18 67.58 2.12 49.70 15.76 311.35 21564.14 480542.24 Average: 38.54 1.10 29.23 8.21 159.21 12229.26 244363.00 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23971100 29283876 3020136 9.19 161048 5323844 3207656 9.46 1200648 7173812 727768 00:50:18 20292408 31636436 639124 1.94 226820 11047792 1422684 4.20 2958604 8793444 444 Average: 22131754 30460156 1829630 5.57 193934 8185818 2315170 6.83 2079626 7983628 364106 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 56.33 47.63 235.54 12.48 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:18 lo 197.48 197.48 193.75 193.75 0.00 0.00 0.00 0.00 00:50:18 ens3 112.96 104.25 332.05 1289.46 0.00 0.00 0.00 0.00 00:50:18 docker0 73.99 67.79 1279.27 8.87 0.00 0.00 0.00 0.00 00:50:18 veth94eac7f 73.98 67.80 1280.28 8.87 0.00 0.00 0.00 0.10 Average: lo 101.26 101.26 98.58 98.58 0.00 0.00 0.00 0.00 Average: ens3 85.12 76.42 284.61 661.70 0.00 0.00 0.00 0.00 Average: docker0 37.61 34.46 650.38 4.51 0.00 0.00 0.00 0.00 Average: veth94eac7f 37.61 34.47 650.89 4.51 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-81) 07/29/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.21 0.00 1.39 0.03 0.07 64.30 00:40:01 0 33.76 0.00 1.59 0.04 0.07 64.53 00:40:01 1 36.53 0.00 1.63 0.01 0.07 61.76 00:40:01 2 38.67 0.00 1.55 0.04 0.07 59.67 00:40:01 3 33.46 0.00 1.53 0.09 0.07 64.86 00:40:01 4 31.06 0.00 1.14 0.00 0.06 67.74 00:40:01 5 36.97 0.00 1.46 0.00 0.07 61.50 00:40:01 6 27.45 0.00 0.97 0.02 0.06 71.51 00:40:01 7 35.80 0.00 1.27 0.07 0.06 62.80 00:50:18 all 13.35 0.00 1.28 0.35 0.05 84.96 00:50:18 0 13.99 0.00 1.76 0.54 0.05 83.66 00:50:18 1 16.71 0.00 2.07 0.14 0.06 81.01 00:50:18 2 15.10 0.00 1.58 0.68 0.06 82.59 00:50:18 3 15.34 0.00 1.22 0.17 0.04 83.23 00:50:18 4 10.97 0.00 0.77 0.22 0.05 87.99 00:50:18 5 12.41 0.00 0.94 0.24 0.04 86.37 00:50:18 6 12.63 0.00 0.93 0.10 0.05 86.30 00:50:18 7 9.70 0.00 0.99 0.73 0.06 88.51 Average: all 23.59 0.00 1.34 0.20 0.06 74.82 Average: 0 23.70 0.00 1.67 0.30 0.06 74.27 Average: 1 26.44 0.00 1.85 0.08 0.07 71.56 Average: 2 26.68 0.00 1.56 0.36 0.06 71.34 Average: 3 24.23 0.00 1.37 0.13 0.06 74.21 Average: 4 20.81 0.00 0.95 0.11 0.05 78.07 Average: 5 24.47 0.00 1.19 0.12 0.06 74.16 Average: 6 19.90 0.00 0.95 0.06 0.05 79.03 Average: 7 22.53 0.00 1.13 0.41 0.06 75.88