---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4867 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 762 20181 4 11148 30862 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:e2:47:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.51/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84667sec preferred_lft 84667sec inet6 fe80::f816:3eff:fee2:4781/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:c0:57:2e:07:7b 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4867) 04/09/26 _x86_64_ (8 CPU) 09:58:56 LINUX RESTART (8 CPU) 10:00:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:26 372.53 4.97 361.21 6.34 276.53 23417.50 13121.47 10:20:01 7.86 0.25 6.51 1.10 3.45 639.99 352.49 Average: 192.46 2.64 186.06 3.75 141.68 12169.88 6816.10 10:00:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:26 17415180 26026096 6222364 18.93 466116 7698992 9840324 29.02 1454040 12797772 5160 10:20:01 17077956 25830516 6415012 19.52 472624 7819152 10330324 30.46 1492824 13070956 5700 Average: 17246568 25928306 6318688 19.23 469370 7759072 10085324 29.74 1473432 12934364 5430 10:00:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:26 lo 1.70 1.70 1.01 1.01 0.00 0.00 0.00 0.00 10:10:26 ens3 353.47 221.05 1668.16 80.57 0.00 0.00 0.00 0.00 10:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 6.12 6.12 1.02 1.02 0.00 0.00 0.00 0.00 10:20:01 ens3 97.73 63.52 43.77 31.62 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.88 3.88 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 227.18 143.26 866.03 56.40 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4867) 04/09/26 _x86_64_ (8 CPU) 09:58:56 LINUX RESTART (8 CPU) 10:00:37 CPU %user %nice %system %iowait %steal %idle 10:10:26 all 65.22 0.00 3.85 1.23 0.15 29.54 10:10:26 0 69.78 0.00 3.72 1.22 0.15 25.13 10:10:26 1 64.93 0.00 4.12 1.04 0.15 29.76 10:10:26 2 66.60 0.00 3.69 0.61 0.16 28.95 10:10:26 3 63.81 0.00 4.42 1.52 0.16 30.10 10:10:26 4 61.48 0.00 3.83 1.63 0.15 32.92 10:10:26 5 66.26 0.00 3.30 1.32 0.16 28.96 10:10:26 6 64.12 0.00 3.79 1.43 0.15 30.51 10:10:26 7 64.81 0.00 3.90 1.10 0.16 30.03 10:20:01 all 96.75 0.00 3.01 0.00 0.18 0.05 10:20:01 0 96.89 0.00 2.87 0.00 0.19 0.06 10:20:01 1 96.94 0.00 2.84 0.00 0.18 0.04 10:20:01 2 96.52 0.00 3.20 0.00 0.20 0.08 10:20:01 3 96.72 0.00 3.05 0.00 0.18 0.04 10:20:01 4 96.62 0.00 3.14 0.00 0.18 0.07 10:20:01 5 96.87 0.00 2.90 0.01 0.18 0.05 10:20:01 6 96.58 0.00 3.19 0.00 0.19 0.05 10:20:01 7 96.89 0.00 2.88 0.00 0.18 0.05 Average: all 80.81 0.00 3.43 0.62 0.17 14.97 Average: 0 83.16 0.00 3.30 0.62 0.17 12.75 Average: 1 80.75 0.00 3.49 0.53 0.17 15.07 Average: 2 81.40 0.00 3.45 0.31 0.18 14.67 Average: 3 80.08 0.00 3.74 0.77 0.17 15.23 Average: 4 78.86 0.00 3.49 0.82 0.16 16.67 Average: 5 81.42 0.00 3.10 0.67 0.17 14.64 Average: 6 80.09 0.00 3.49 0.73 0.17 15.52 Average: 7 80.71 0.00 3.40 0.56 0.17 15.17