---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25394 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 11G 145G 7% / 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 907 25922 4 5261 30716 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:e2:05:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84293sec preferred_lft 84293sec inet6 fe80::f816:3eff:fee2:5c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:89:32:54:c0:da 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25394) 06/06/26 _x86_64_ (8 CPU) 16:31:36 LINUX RESTART (8 CPU) 16:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:10 30.34 0.14 26.24 3.95 5.53 2374.68 21017.83 17:00:01 33.26 0.01 29.18 4.07 0.11 3039.96 23751.50 Average: 31.80 0.08 27.71 4.01 2.82 2707.34 22384.75 16:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:10 25606932 29405112 2903276 8.83 172476 3835776 3018280 8.90 712712 6079252 125580 17:00:01 24665836 29000044 3303720 10.05 210160 4286092 3383452 9.98 828648 6840108 114488 Average: 25136384 29202578 3103498 9.44 191318 4060934 3200866 9.44 770680 6459680 120034 16:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:10 lo 1745.09 1745.09 1661.78 1661.78 0.00 0.00 0.00 0.00 16:50:10 ens3 41.70 29.64 16.68 12.26 0.00 0.00 0.00 0.00 16:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 1779.36 1779.36 1694.60 1694.60 0.00 0.00 0.00 0.00 17:00:01 ens3 42.85 31.50 16.86 13.60 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1762.23 1762.23 1678.19 1678.19 0.00 0.00 0.00 0.00 Average: ens3 42.28 30.57 16.77 12.93 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25394) 06/06/26 _x86_64_ (8 CPU) 16:31:36 LINUX RESTART (8 CPU) 16:40:20 CPU %user %nice %system %iowait %steal %idle 16:50:10 all 35.38 0.00 1.56 0.17 0.07 62.82 16:50:10 0 32.52 0.00 1.61 0.13 0.07 65.68 16:50:10 1 35.04 0.00 1.57 0.14 0.07 63.18 16:50:10 2 38.04 0.00 1.41 0.07 0.07 60.41 16:50:10 3 38.17 0.00 1.44 0.36 0.08 59.95 16:50:10 4 34.78 0.00 1.81 0.08 0.07 63.26 16:50:10 5 35.32 0.00 1.50 0.33 0.07 62.78 16:50:10 6 36.07 0.00 1.84 0.11 0.07 61.92 16:50:10 7 33.10 0.00 1.31 0.14 0.06 65.39 17:00:01 all 36.95 0.00 1.76 0.17 0.07 61.06 17:00:01 0 35.15 0.00 1.73 0.09 0.07 62.96 17:00:01 1 38.95 0.00 1.68 0.08 0.07 59.22 17:00:01 2 36.59 0.00 1.98 0.17 0.08 61.19 17:00:01 3 40.93 0.00 1.96 0.34 0.08 56.69 17:00:01 4 36.77 0.00 1.50 0.07 0.07 61.58 17:00:01 5 33.50 0.00 1.74 0.19 0.07 64.51 17:00:01 6 36.95 0.00 1.70 0.29 0.08 60.99 17:00:01 7 36.73 0.00 1.76 0.11 0.07 61.34 Average: all 36.16 0.00 1.66 0.17 0.07 61.94 Average: 0 33.84 0.00 1.67 0.11 0.07 64.32 Average: 1 36.99 0.00 1.62 0.11 0.07 61.20 Average: 2 37.31 0.00 1.70 0.12 0.07 60.80 Average: 3 39.55 0.00 1.70 0.35 0.08 58.32 Average: 4 35.78 0.00 1.66 0.07 0.07 62.42 Average: 5 34.41 0.00 1.62 0.26 0.07 63.64 Average: 6 36.51 0.00 1.77 0.20 0.07 61.45 Average: 7 34.91 0.00 1.53 0.13 0.07 63.36