---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20280 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 788 18867 4 12436 30836 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:4e:2c:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:fe4e:2ce6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:e1:52:f8:c7:21 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::f8e1:52ff:fef8:c721/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20280) 02/24/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:19 19.14 0.45 18.26 0.43 16.64 14517.34 104.79 00:30:34 31.99 2.06 28.92 1.00 351.10 10998.54 2350.86 Average: 25.63 1.27 23.65 0.72 185.66 12739.15 1239.82 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:19 19881084 28479884 3811060 11.60 187760 8479292 4047556 11.94 2149336 10200376 28 00:30:34 19516776 31569024 701932 2.14 226128 11750388 1297992 3.83 3309936 9196992 16 Average: 19698930 30024454 2256496 6.87 206944 10114840 2672774 7.88 2729636 9698684 22 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:19 lo 1662.61 1662.61 1586.67 1586.67 0.00 0.00 0.00 0.00 00:20:19 ens3 51.25 41.15 317.78 12.09 0.00 0.00 0.00 0.00 00:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:34 lo 2574.42 2574.42 2448.74 2448.74 0.00 0.00 0.00 0.00 00:30:34 ens3 179.30 184.86 236.78 2633.41 0.00 0.00 0.00 0.00 00:30:34 docker0 87.58 89.99 1324.53 70.23 0.00 0.00 0.00 0.00 Average: lo 2123.39 2123.39 2022.31 2022.31 0.00 0.00 0.00 0.00 Average: ens3 115.96 113.77 276.85 1336.75 0.00 0.00 0.00 0.00 Average: docker0 44.26 45.47 669.34 35.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20280) 02/24/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:19 all 28.06 0.00 1.64 0.18 0.08 70.05 00:20:19 0 25.43 0.00 1.75 0.11 0.08 72.62 00:20:19 1 28.33 0.00 1.86 0.01 0.08 69.73 00:20:19 2 30.02 0.00 2.58 0.09 0.08 67.23 00:20:19 3 29.15 0.00 1.58 0.03 0.08 69.16 00:20:19 4 29.76 0.00 1.28 0.26 0.08 68.61 00:20:19 5 22.89 0.00 1.09 0.23 0.08 75.71 00:20:19 6 33.23 0.00 1.70 0.28 0.08 64.72 00:20:19 7 25.69 0.00 1.25 0.39 0.07 72.60 00:30:34 all 11.71 0.00 1.54 0.26 0.05 86.44 00:30:34 0 6.97 0.00 1.37 0.41 0.05 91.20 00:30:34 1 20.16 0.00 1.17 0.32 0.05 78.29 00:30:34 2 10.69 0.00 1.76 0.28 0.04 87.22 00:30:34 3 10.48 0.00 0.70 0.50 0.06 88.27 00:30:34 4 7.98 0.00 1.96 0.20 0.04 89.82 00:30:34 5 13.71 0.00 0.79 0.17 0.06 85.27 00:30:34 6 19.02 0.00 3.94 0.14 0.06 76.83 00:30:34 7 4.68 0.00 0.64 0.05 0.04 94.59 Average: all 19.79 0.00 1.59 0.22 0.06 78.34 Average: 0 16.09 0.00 1.56 0.26 0.07 82.03 Average: 1 24.20 0.00 1.51 0.17 0.07 74.06 Average: 2 20.24 0.00 2.16 0.19 0.06 77.35 Average: 3 19.71 0.00 1.14 0.27 0.07 78.82 Average: 4 18.77 0.00 1.62 0.23 0.06 79.32 Average: 5 18.25 0.00 0.94 0.20 0.07 80.54 Average: 6 26.06 0.00 2.83 0.21 0.07 70.83 Average: 7 15.06 0.00 0.94 0.22 0.06 83.72