---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5633 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 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 855 13928 4 17308 30769 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:e8:d7:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84701sec preferred_lft 84701sec inet6 fe80::f816:3eff:fee8:d791/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:a2:0e:73:ba:5f 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::70a2:eff:fe73:ba5f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5633) 07/06/26 _x86_64_ (8 CPU) 11:57:55 LINUX RESTART (8 CPU) 12:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:02 16.51 1.52 14.50 0.50 79.78 9378.26 2137.86 12:20:00 197.72 0.67 188.40 8.64 39.59 41350.95 56119.95 Average: 108.90 1.09 103.17 4.65 59.29 25680.34 29661.99 12:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:02 24622556 29926004 2380256 7.24 141864 5353896 2508872 7.40 730524 6973956 0 12:20:00 14345212 29810144 2419468 7.36 439424 14431952 2579792 7.61 4451320 12668200 1018256 Average: 19483884 29868074 2399862 7.30 290644 9892924 2544332 7.50 2590922 9821078 509128 12:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:02 lo 4.68 4.68 2.04 2.04 0.00 0.00 0.00 0.00 12:10:02 ens3 74.73 59.46 936.22 12.67 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 12:20:00 ens3 143.90 104.94 2168.69 14.51 0.00 0.00 0.00 0.00 12:20:00 docker0 9.25 13.01 0.79 199.43 0.00 0.00 0.00 0.00 Average: lo 2.88 2.88 1.06 1.06 0.00 0.00 0.00 0.00 Average: ens3 109.99 82.65 1564.62 13.61 0.00 0.00 0.00 0.00 Average: docker0 4.72 6.63 0.40 101.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5633) 07/06/26 _x86_64_ (8 CPU) 11:57:55 LINUX RESTART (8 CPU) 12:00:26 CPU %user %nice %system %iowait %steal %idle 12:10:02 all 38.99 0.00 1.06 0.47 0.09 59.38 12:10:02 0 41.38 0.00 1.10 1.23 0.09 56.20 12:10:02 1 34.83 0.00 1.19 0.07 0.09 63.82 12:10:02 2 38.17 0.00 1.01 0.07 0.10 60.65 12:10:02 3 36.84 0.00 0.93 0.31 0.09 61.83 12:10:02 4 37.73 0.00 0.95 0.14 0.09 61.09 12:10:02 5 44.89 0.00 1.33 0.82 0.10 52.85 12:10:02 6 38.68 0.00 1.01 0.81 0.09 59.41 12:10:02 7 39.44 0.00 0.99 0.28 0.09 59.20 12:20:00 all 15.12 0.00 2.91 0.91 0.08 80.99 12:20:00 0 12.91 0.00 2.57 1.02 0.07 83.43 12:20:00 1 15.47 0.00 3.52 0.79 0.09 80.13 12:20:00 2 10.53 0.00 3.22 1.40 0.07 84.77 12:20:00 3 21.56 0.00 2.91 0.60 0.10 74.83 12:20:00 4 22.37 0.00 2.83 0.80 0.09 73.91 12:20:00 5 16.26 0.00 2.73 0.77 0.07 80.18 12:20:00 6 9.37 0.00 2.51 0.50 0.06 87.56 12:20:00 7 12.53 0.00 2.97 1.37 0.07 83.07 Average: all 26.85 0.00 2.00 0.69 0.09 70.37 Average: 0 26.89 0.00 1.85 1.12 0.08 70.06 Average: 1 25.00 0.00 2.37 0.43 0.09 72.10 Average: 2 24.11 0.00 2.14 0.75 0.09 72.92 Average: 3 29.06 0.00 1.94 0.46 0.10 68.45 Average: 4 29.92 0.00 1.91 0.48 0.09 67.61 Average: 5 30.31 0.00 2.04 0.80 0.09 66.76 Average: 6 23.76 0.00 1.77 0.65 0.08 73.74 Average: 7 25.75 0.00 1.99 0.83 0.08 71.34