---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29249 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 17G 139G 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 766 19447 4 11878 30858 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:4b:2e:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84564sec preferred_lft 84564sec inet6 fe80::f816:3eff:fe4b:2ee6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:07:3e:12:2b:34 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::f007:3eff:fe12:2b34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29249) 06/22/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 16.50 0.30 15.78 0.43 11.87 9432.45 91.10 00:50:08 60.50 2.21 42.24 16.05 318.49 15347.92 496940.83 Average: 38.90 1.27 29.25 8.38 167.93 12443.24 252972.47 00:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21816408 28938892 3358944 10.22 170412 7070360 3431508 10.12 1852040 8608908 332332 00:50:08 20131584 31613072 662452 2.02 229048 11180436 1295100 3.82 3021328 8904028 12292 Average: 20973996 30275982 2010698 6.12 199730 9125398 2363304 6.97 2436684 8756468 172312 00:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.34 1.34 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 61.34 50.71 241.89 13.99 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 216.77 216.77 212.30 212.30 0.00 0.00 0.00 0.00 00:50:08 ens3 127.27 111.53 339.24 1342.35 0.00 0.00 0.00 0.00 00:50:08 docker0 79.18 77.34 1331.79 10.35 0.00 0.00 0.00 0.00 Average: lo 110.99 110.99 108.12 108.12 0.00 0.00 0.00 0.00 Average: ens3 94.90 81.67 291.44 690.09 0.00 0.00 0.00 0.00 Average: docker0 40.30 39.37 677.84 5.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29249) 06/22/26 _x86_64_ (8 CPU) 00:23:11 LINUX RESTART (8 CPU) 00:30:16 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.64 0.00 1.35 0.10 0.08 64.83 00:40:01 0 33.79 0.00 1.44 0.03 0.08 64.66 00:40:01 1 34.94 0.00 1.49 0.28 0.08 63.22 00:40:01 2 37.40 0.00 1.32 0.17 0.08 61.03 00:40:01 3 34.05 0.00 1.30 0.07 0.08 64.50 00:40:01 4 37.97 0.00 1.32 0.04 0.08 60.59 00:40:01 5 29.45 0.00 1.26 0.14 0.09 69.06 00:40:01 6 33.72 0.00 1.28 0.04 0.07 64.88 00:40:01 7 27.80 0.00 1.39 0.01 0.07 70.73 00:50:08 all 11.56 0.00 1.17 0.23 0.05 86.99 00:50:08 0 9.00 0.00 0.97 0.13 0.05 89.86 00:50:08 1 12.53 0.00 1.26 0.52 0.05 85.64 00:50:08 2 11.09 0.00 1.04 0.06 0.05 87.76 00:50:08 3 9.30 0.00 0.85 0.16 0.04 89.65 00:50:08 4 12.09 0.00 1.06 0.13 0.04 86.68 00:50:08 5 16.05 0.00 1.66 0.55 0.05 81.68 00:50:08 6 13.26 0.00 1.61 0.23 0.05 84.85 00:50:08 7 9.20 0.00 0.94 0.04 0.05 89.78 Average: all 22.39 0.00 1.26 0.16 0.06 76.12 Average: 0 21.14 0.00 1.20 0.08 0.07 77.51 Average: 1 23.52 0.00 1.37 0.40 0.06 74.64 Average: 2 23.99 0.00 1.18 0.11 0.06 74.65 Average: 3 21.46 0.00 1.07 0.12 0.06 77.30 Average: 4 24.79 0.00 1.19 0.09 0.06 73.88 Average: 5 22.62 0.00 1.46 0.35 0.07 75.50 Average: 6 23.30 0.00 1.45 0.14 0.06 75.05 Average: 7 18.32 0.00 1.16 0.02 0.06 80.44