---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12319 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: 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 18G 138G 12% / 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 1101 19466 4 11524 30523 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:45:97:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.180/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84684sec preferred_lft 84684sec inet6 fe80::f816:3eff:fe45:97d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:32:dd:f4:8e:b7 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12319) 07/25/26 _x86_64_ (8 CPU) 20:53:21 LINUX RESTART (8 CPU) 21:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 17.50 0.58 15.80 1.11 13.52 4369.96 1302.34 21:20:13 12.28 0.04 9.86 2.38 5.52 2896.31 5305.09 Average: 14.85 0.31 12.79 1.75 9.46 3621.61 3335.04 21:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 16094696 25168692 7076240 21.53 475028 8122688 9751872 28.76 1506920 14035008 768 21:20:13 17832496 28009200 4233772 12.88 482772 9178476 3871468 11.42 1611616 12153096 315752 Average: 16963596 26588946 5655006 17.21 478900 8650582 6811670 20.09 1559268 13094052 158260 21:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 6.76 6.76 1.89 1.89 0.00 0.00 0.00 0.00 21:10:01 ens3 178.47 109.35 303.37 50.98 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:13 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 21:20:13 ens3 128.18 65.70 125.27 35.59 0.00 0.00 0.00 0.00 21:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 152.93 87.18 212.92 43.17 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12319) 07/25/26 _x86_64_ (8 CPU) 20:53:21 LINUX RESTART (8 CPU) 21:00:08 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 83.24 0.00 2.55 0.03 0.13 14.05 21:10:01 0 80.69 0.00 2.58 0.01 0.13 16.59 21:10:01 1 84.66 0.00 2.64 0.01 0.13 12.56 21:10:01 2 81.36 0.00 2.81 0.00 0.13 15.71 21:10:01 3 82.55 0.00 2.48 0.03 0.13 14.81 21:10:01 4 83.33 0.00 2.48 0.05 0.13 14.01 21:10:01 5 82.76 0.00 2.50 0.03 0.13 14.58 21:10:01 6 80.96 0.00 2.48 0.07 0.13 16.36 21:10:01 7 89.61 0.00 2.44 0.02 0.13 7.80 21:20:13 all 96.29 0.00 2.88 0.00 0.16 0.68 21:20:13 0 96.45 0.00 2.71 0.00 0.16 0.67 21:20:13 1 96.21 0.00 2.93 0.00 0.15 0.71 21:20:13 2 96.09 0.00 2.95 0.00 0.16 0.81 21:20:13 3 96.30 0.00 2.89 0.00 0.15 0.66 21:20:13 4 96.19 0.00 3.15 0.00 0.16 0.50 21:20:13 5 96.38 0.00 2.86 0.00 0.15 0.60 21:20:13 6 96.55 0.00 2.67 0.00 0.16 0.62 21:20:13 7 96.15 0.00 2.86 0.00 0.16 0.83 Average: all 89.87 0.00 2.72 0.01 0.14 7.26 Average: 0 88.70 0.00 2.65 0.00 0.15 8.50 Average: 1 90.53 0.00 2.78 0.00 0.14 6.54 Average: 2 88.84 0.00 2.88 0.00 0.14 8.14 Average: 3 89.53 0.00 2.69 0.02 0.14 7.62 Average: 4 89.87 0.00 2.82 0.03 0.14 7.15 Average: 5 89.68 0.00 2.69 0.01 0.14 7.48 Average: 6 88.88 0.00 2.58 0.04 0.15 8.37 Average: 7 92.93 0.00 2.65 0.01 0.15 4.26