---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4438 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 828 14059 4 17204 30795 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:03:e1:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fe03:e134/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:63:3e:ae:4d:90 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::1c63:3eff:feae:4d90/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4438) 09/23/26 _x86_64_ (8 CPU) 11:52:35 LINUX RESTART (8 CPU) 12:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:06 75.02 0.55 70.51 3.96 13.70 9206.83 22131.32 12:20:01 10.41 0.04 9.10 1.26 5.72 1579.64 145.61 Average: 42.97 0.30 40.04 2.63 9.74 5423.13 11224.65 12:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:06 13576932 24518460 7712044 23.47 506292 9870976 10465888 30.86 2922672 15028512 8452 12:20:01 14576560 25929656 6299256 19.17 512064 10254052 12591276 37.13 3138000 13789720 3144 Average: 14076746 25224058 7005650 21.32 509178 10062514 11528582 34.00 3030336 14409116 5798 12:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:06 lo 5.63 5.63 1.71 1.71 0.00 0.00 0.00 0.00 12:10:06 ens3 216.70 166.03 565.74 654.12 0.00 0.00 0.00 0.00 12:10:06 docker0 6.15 9.02 0.34 126.56 0.00 0.00 0.00 0.00 12:20:01 lo 2.94 2.94 0.35 0.35 0.00 0.00 0.00 0.00 12:20:01 ens3 101.22 71.16 116.85 177.94 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.30 4.30 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 159.42 118.97 343.05 417.90 0.00 0.00 0.00 0.00 Average: docker0 3.10 4.55 0.17 63.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4438) 09/23/26 _x86_64_ (8 CPU) 11:52:35 LINUX RESTART (8 CPU) 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:06 all 80.23 0.00 3.52 0.20 0.03 16.02 12:10:06 0 81.17 0.00 3.55 0.14 0.05 15.09 12:10:06 1 79.82 0.00 3.48 0.13 0.03 16.54 12:10:06 2 82.90 0.00 3.87 0.25 0.03 12.94 12:10:06 3 81.73 0.00 3.47 0.12 0.03 14.64 12:10:06 4 80.64 0.00 3.45 0.36 0.03 15.52 12:10:06 5 79.85 0.00 3.51 0.20 0.03 16.41 12:10:06 6 78.70 0.00 3.45 0.24 0.03 17.58 12:10:06 7 77.06 0.00 3.36 0.11 0.03 19.43 12:20:01 all 96.59 0.00 3.31 0.00 0.04 0.06 12:20:01 0 96.44 0.00 3.47 0.00 0.05 0.05 12:20:01 1 96.42 0.00 3.47 0.00 0.04 0.06 12:20:01 2 96.40 0.00 3.49 0.00 0.04 0.07 12:20:01 3 96.57 0.00 3.33 0.00 0.05 0.06 12:20:01 4 96.62 0.00 3.29 0.00 0.04 0.05 12:20:01 5 96.66 0.00 3.25 0.00 0.05 0.04 12:20:01 6 96.71 0.00 3.17 0.00 0.05 0.07 12:20:01 7 96.88 0.00 3.03 0.00 0.04 0.05 Average: all 88.36 0.00 3.42 0.10 0.04 8.09 Average: 0 88.75 0.00 3.51 0.07 0.05 7.62 Average: 1 88.06 0.00 3.47 0.07 0.04 8.36 Average: 2 89.60 0.00 3.68 0.13 0.04 6.55 Average: 3 89.10 0.00 3.40 0.06 0.04 7.40 Average: 4 88.58 0.00 3.37 0.18 0.03 7.84 Average: 5 88.20 0.00 3.38 0.10 0.04 8.28 Average: 6 87.64 0.00 3.31 0.12 0.04 8.88 Average: 7 86.90 0.00 3.20 0.06 0.04 9.80