---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21807 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: 5600.00 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 138G 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 729 19279 4 12082 30894 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:74:f3:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:fe74:f3f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:1d:6b:63:0f:69 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::41d:6bff:fe63:f69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21807) 05/31/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 11.08 0.07 10.61 0.41 2.19 4947.64 95.95 00:50:27 57.16 2.13 53.81 1.22 307.79 19362.19 6230.74 Average: 34.65 1.12 32.70 0.82 158.48 12319.40 3233.35 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 21265892 28471104 3825932 11.64 170728 7152528 3865368 11.40 1934064 9090708 1610600 00:50:27 19996928 31682896 590748 1.80 235912 11368988 1402700 4.14 3152316 8875428 552 Average: 20631410 30077000 2208340 6.72 203320 9260758 2634034 7.77 2543190 8983068 805576 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 00:40:00 ens3 59.66 50.56 235.66 13.32 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:27 lo 183.79 183.79 180.74 180.74 0.00 0.00 0.00 0.00 00:50:27 ens3 129.15 112.94 419.29 1297.47 0.00 0.00 0.00 0.00 00:50:27 docker0 83.21 83.74 1287.45 154.83 0.00 0.00 0.00 0.00 00:50:27 veth2ceb86c 77.76 77.54 1288.18 10.17 0.00 0.00 0.00 0.11 Average: lo 94.74 94.74 92.50 92.50 0.00 0.00 0.00 0.00 Average: ens3 95.20 82.46 329.57 670.05 0.00 0.00 0.00 0.00 Average: docker0 42.55 42.83 658.42 79.18 0.00 0.00 0.00 0.00 Average: veth2ceb86c 39.77 39.66 658.79 5.20 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21807) 05/31/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 33.97 0.00 1.28 0.14 0.07 64.53 00:40:00 0 34.11 0.00 1.17 0.02 0.07 64.62 00:40:00 1 40.49 0.00 1.71 0.44 0.08 57.29 00:40:00 2 34.96 0.00 1.21 0.00 0.08 63.75 00:40:00 3 30.17 0.00 1.06 0.00 0.07 68.70 00:40:00 4 35.59 0.00 1.39 0.03 0.08 62.90 00:40:00 5 34.23 0.00 1.40 0.02 0.07 64.28 00:40:00 6 32.16 0.00 1.19 0.01 0.08 66.57 00:40:00 7 30.09 0.00 1.12 0.57 0.07 68.16 00:50:27 all 11.76 0.00 1.25 0.19 0.05 86.75 00:50:27 0 8.67 0.00 0.80 0.06 0.05 90.41 00:50:27 1 11.48 0.00 1.03 0.09 0.04 87.36 00:50:27 2 12.26 0.00 1.09 0.32 0.05 86.29 00:50:27 3 12.72 0.00 1.16 0.54 0.05 85.52 00:50:27 4 11.17 0.00 1.32 0.05 0.05 87.41 00:50:27 5 13.61 0.00 1.64 0.19 0.06 84.50 00:50:27 6 12.66 0.00 1.62 0.05 0.05 85.62 00:50:27 7 11.50 0.00 1.32 0.22 0.05 86.91 Average: all 22.60 0.00 1.26 0.16 0.06 75.91 Average: 0 21.11 0.00 0.98 0.04 0.06 77.81 Average: 1 25.63 0.00 1.36 0.26 0.06 72.69 Average: 2 23.34 0.00 1.15 0.16 0.06 75.29 Average: 3 21.25 0.00 1.11 0.28 0.06 77.30 Average: 4 23.08 0.00 1.35 0.04 0.06 75.46 Average: 5 23.67 0.00 1.52 0.11 0.07 74.64 Average: 6 22.18 0.00 1.41 0.03 0.06 76.32 Average: 7 20.57 0.00 1.22 0.39 0.06 77.76