---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9212 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 29G 126G 19% / 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 844 7742 4 23505 30779 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:2a:ca:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.18/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84889sec preferred_lft 84889sec inet6 fe80::f816:3eff:fe2a:ca88/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:b7:5b:67:df:3e 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::54b7:5bff:fe67:df3e/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-9212) 07/12/26 _x86_64_ (8 CPU) 08:37:39 LINUX RESTART (8 CPU) 08:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:00 310.29 0.63 298.66 11.00 48.21 74056.24 360209.56 09:00:01 271.96 1.75 265.75 4.46 20.02 41745.83 151958.14 Average: 290.94 1.19 282.05 7.70 33.98 57746.74 255089.36 08:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:00 16304364 31192720 1067640 3.25 367832 14309652 1639516 4.83 5085300 10508992 288 09:00:01 7232612 30974112 1229160 3.74 586948 22373412 1784056 5.26 9858812 14159040 495264 Average: 11768488 31083416 1148400 3.49 477390 18341532 1711786 5.05 7472056 12334016 247776 08:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:00 lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 08:50:00 ens3 191.99 125.44 2393.90 2135.68 0.00 0.00 0.00 0.00 08:50:00 docker0 31.61 61.56 1.83 831.90 0.00 0.00 0.00 0.00 09:00:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 09:00:01 ens3 117.22 77.86 1681.87 1632.82 0.00 0.00 0.00 0.00 09:00:01 docker0 27.16 41.07 2.15 874.48 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 154.25 101.42 2034.48 1881.85 0.00 0.00 0.00 0.00 Average: docker0 29.37 51.22 1.99 853.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9212) 07/12/26 _x86_64_ (8 CPU) 08:37:39 LINUX RESTART (8 CPU) 08:40:10 CPU %user %nice %system %iowait %steal %idle 08:50:00 all 8.66 0.00 3.24 2.09 0.06 85.95 08:50:00 0 6.56 0.00 2.56 1.53 0.05 89.31 08:50:00 1 10.20 0.00 3.36 1.16 0.07 85.22 08:50:00 2 10.53 0.00 3.57 1.94 0.06 83.89 08:50:00 3 8.39 0.00 3.20 1.12 0.07 87.22 08:50:00 4 7.81 0.00 2.91 2.45 0.06 86.77 08:50:00 5 7.37 0.00 3.47 3.32 0.06 85.77 08:50:00 6 8.77 0.00 3.28 3.26 0.07 84.62 08:50:00 7 9.67 0.00 3.59 1.90 0.06 84.79 09:00:01 all 13.67 0.00 3.70 1.10 0.06 81.47 09:00:01 0 12.33 0.00 3.47 0.61 0.06 83.53 09:00:01 1 12.94 0.00 4.02 1.10 0.07 81.86 09:00:01 2 12.82 0.00 3.66 1.77 0.06 81.68 09:00:01 3 10.31 0.00 3.46 1.13 0.06 85.04 09:00:01 4 22.54 0.00 4.75 1.57 0.08 71.06 09:00:01 5 14.80 0.00 3.64 0.71 0.07 80.78 09:00:01 6 12.15 0.00 3.52 1.26 0.06 83.01 09:00:01 7 11.48 0.00 3.04 0.64 0.06 84.78 Average: all 11.19 0.00 3.47 1.59 0.06 83.69 Average: 0 9.46 0.00 3.02 1.07 0.06 86.40 Average: 1 11.58 0.00 3.69 1.13 0.07 83.52 Average: 2 11.68 0.00 3.62 1.86 0.06 82.78 Average: 3 9.36 0.00 3.33 1.13 0.06 86.12 Average: 4 15.22 0.00 3.84 2.01 0.07 78.86 Average: 5 11.12 0.00 3.56 2.00 0.06 83.26 Average: 6 10.48 0.00 3.40 2.25 0.06 83.81 Average: 7 10.58 0.00 3.31 1.26 0.06 84.78