---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2177 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 23G 133G 15% / 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 863 14345 4 16882 30760 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:62:d5:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.206/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84764sec preferred_lft 84764sec inet6 fe80::f816:3eff:fe62:d5aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:34:4e:94:c6:19 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::f834:4eff:fe94:c619/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2177) 03/04/26 _x86_64_ (8 CPU) 17:55:20 LINUX RESTART (8 CPU) 18:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:16 29.64 2.08 26.61 0.95 516.77 18649.60 19355.59 18:20:01 261.44 0.48 250.69 10.28 7.47 38248.10 35670.22 Average: 144.50 1.29 137.64 5.57 264.42 28360.34 27439.22 18:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:16 21812100 29976412 2317660 7.05 146156 8131628 2579552 7.61 1965044 8465160 386500 18:20:01 13372232 29852528 2358264 7.18 497312 15198408 2627136 7.75 4581488 13306656 261644 Average: 17592166 29914470 2337962 7.11 321734 11665018 2603344 7.68 3273266 10885908 324072 18:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:16 lo 4.54 4.54 2.00 2.00 0.00 0.00 0.00 0.00 18:10:16 ens3 83.01 63.37 1051.08 13.09 0.00 0.00 0.00 0.00 18:10:16 docker0 1.40 1.72 0.07 40.03 0.00 0.00 0.00 0.00 18:20:01 lo 1.34 1.34 0.30 0.30 0.00 0.00 0.00 0.00 18:20:01 ens3 164.39 119.19 2227.04 17.89 0.00 0.00 0.00 0.00 18:20:01 docker0 19.50 33.16 2.96 304.86 0.00 0.00 0.00 0.00 18:20:01 veth31435a6 13.18 24.40 2.50 143.47 0.00 0.00 0.00 0.01 Average: lo 2.96 2.96 1.15 1.15 0.00 0.00 0.00 0.00 Average: ens3 123.33 91.03 1633.75 15.47 0.00 0.00 0.00 0.00 Average: docker0 10.37 17.30 1.50 171.25 0.00 0.00 0.00 0.00 Average: veth31435a6 6.53 12.09 1.24 71.09 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2177) 03/04/26 _x86_64_ (8 CPU) 17:55:20 LINUX RESTART (8 CPU) 18:00:21 CPU %user %nice %system %iowait %steal %idle 18:10:16 all 34.59 0.00 1.33 0.23 0.07 63.78 18:10:16 0 28.31 0.00 0.96 0.31 0.06 70.36 18:10:16 1 39.46 0.00 1.82 0.13 0.08 58.51 18:10:16 2 38.04 0.00 1.27 0.13 0.08 60.48 18:10:16 3 30.17 0.00 1.19 0.51 0.07 68.07 18:10:16 4 36.44 0.00 1.49 0.25 0.07 61.75 18:10:16 5 35.87 0.00 1.39 0.21 0.07 62.46 18:10:16 6 31.32 0.00 0.99 0.03 0.07 67.60 18:10:16 7 37.13 0.00 1.53 0.23 0.08 61.03 18:20:01 all 15.08 0.00 2.81 0.46 0.07 81.59 18:20:01 0 12.66 0.00 2.73 0.84 0.06 83.70 18:20:01 1 16.62 0.00 2.76 0.47 0.07 80.08 18:20:01 2 13.24 0.00 3.77 0.58 0.06 82.35 18:20:01 3 12.78 0.00 2.71 0.41 0.09 84.01 18:20:01 4 14.96 0.00 2.61 0.28 0.06 82.09 18:20:01 5 18.86 0.00 3.39 0.37 0.07 77.32 18:20:01 6 16.49 0.00 1.98 0.22 0.06 81.26 18:20:01 7 14.98 0.00 2.53 0.50 0.06 81.93 Average: all 24.95 0.00 2.06 0.34 0.07 72.58 Average: 0 20.59 0.00 1.83 0.57 0.06 76.94 Average: 1 28.17 0.00 2.28 0.30 0.08 69.17 Average: 2 25.81 0.00 2.50 0.35 0.07 71.26 Average: 3 21.57 0.00 1.94 0.46 0.08 75.95 Average: 4 25.82 0.00 2.04 0.26 0.07 71.82 Average: 5 27.46 0.00 2.38 0.29 0.07 69.80 Average: 6 23.99 0.00 1.48 0.12 0.06 74.35 Average: 7 26.19 0.00 2.02 0.37 0.07 71.36