---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19659 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 751 19367 4 11973 30872 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:2d:31:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84428sec preferred_lft 84428sec inet6 fe80::f816:3eff:fe2d:31f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:a4:58:ec:de:1f 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::48a4:58ff:feec:de1f/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-19659) 05/25/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 11.84 0.26 11.00 0.59 9.13 5205.02 1551.75 01:00:12 27.72 1.85 25.10 0.78 275.93 21457.21 190.05 Average: 19.70 1.04 17.98 0.68 141.21 13250.25 877.67 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 24729544 29045744 3262496 9.93 145192 4386056 3590704 10.59 816616 6869692 25268 01:00:12 20798488 31732524 550176 1.67 211452 10688148 1316416 3.88 2867136 8456804 46140 Average: 22764016 30389134 1906336 5.80 178322 7537102 2453560 7.24 1841876 7663248 35704 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 5.58 5.58 0.54 0.54 0.00 0.00 0.00 0.00 00:50:12 ens3 60.91 49.33 300.47 12.72 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:12 lo 4439.10 4439.10 4241.05 4241.05 0.00 0.00 0.00 0.00 01:00:12 ens3 54.10 45.80 333.84 12.03 0.00 0.00 0.00 0.00 01:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2200.28 2200.28 2099.69 2099.69 0.00 0.00 0.00 0.00 Average: ens3 57.54 47.58 316.99 12.38 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-19659) 05/25/26 _x86_64_ (8 CPU) 00:36:25 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 38.46 0.00 1.44 0.07 0.08 59.95 00:50:12 0 37.37 0.00 1.42 0.04 0.08 61.08 00:50:12 1 41.61 0.00 1.61 0.10 0.09 56.59 00:50:12 2 46.47 0.00 1.77 0.04 0.09 51.63 00:50:12 3 36.55 0.00 1.32 0.01 0.07 62.04 00:50:12 4 41.77 0.00 1.46 0.04 0.09 56.64 00:50:12 5 37.04 0.00 1.37 0.02 0.08 61.50 00:50:12 6 34.29 0.00 1.32 0.19 0.08 64.12 00:50:12 7 32.57 0.00 1.28 0.09 0.08 65.98 01:00:12 all 21.07 0.00 1.90 0.36 0.06 76.61 01:00:12 0 15.18 0.00 1.27 0.27 0.06 83.22 01:00:12 1 28.99 0.00 4.70 0.16 0.07 66.07 01:00:12 2 26.66 0.00 2.91 0.47 0.07 69.89 01:00:12 3 24.76 0.00 2.26 0.14 0.06 72.78 01:00:12 4 25.84 0.00 1.08 0.09 0.06 72.92 01:00:12 5 13.56 0.00 0.81 0.52 0.06 85.05 01:00:12 6 16.57 0.00 1.11 0.64 0.05 81.63 01:00:12 7 17.12 0.00 1.06 0.61 0.05 81.16 Average: all 29.86 0.00 1.67 0.21 0.07 68.19 Average: 0 26.39 0.00 1.35 0.16 0.07 72.04 Average: 1 35.40 0.00 3.13 0.13 0.08 61.26 Average: 2 36.69 0.00 2.34 0.26 0.08 60.64 Average: 3 30.72 0.00 1.78 0.07 0.07 67.35 Average: 4 33.88 0.00 1.27 0.07 0.07 64.71 Average: 5 25.41 0.00 1.09 0.27 0.07 73.17 Average: 6 25.51 0.00 1.21 0.42 0.07 72.79 Average: 7 24.92 0.00 1.17 0.35 0.06 73.50