---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12710 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 30G 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 851 7428 4 23811 30773 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:f0:c7:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.67/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84970sec preferred_lft 84970sec inet6 fe80::f816:3eff:fef0:c792/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:a3:c7:9f:9c:a7 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::c8a3:c7ff:fe9f:9ca7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12710) 07/27/26 _x86_64_ (8 CPU) 07:59:14 LINUX RESTART (8 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 319.87 1.69 288.94 29.23 96.31 59021.51 998177.53 08:20:03 284.55 1.55 275.22 7.78 18.41 49354.97 177254.46 Average: 302.14 1.62 282.06 18.46 57.21 54169.28 586106.10 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 17647200 31186968 1075404 3.27 345108 13034628 1693260 4.99 4924300 9359708 44 08:20:03 7620536 31098268 1099432 3.35 544708 22117396 1762808 5.20 9612308 14030036 16192 Average: 12633868 31142618 1087418 3.31 444908 17576012 1728034 5.10 7268304 11694872 8118 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.86 0.86 0.09 0.09 0.00 0.00 0.00 0.00 08:10:00 ens3 275.05 169.48 3177.42 2115.28 0.00 0.00 0.00 0.00 08:10:00 docker0 32.22 61.03 1.88 821.05 0.00 0.00 0.00 0.00 08:20:03 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 08:20:03 ens3 121.47 74.41 1679.70 1630.32 0.00 0.00 0.00 0.00 08:20:03 docker0 26.12 40.62 2.10 873.35 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 197.96 121.76 2425.62 1871.85 0.00 0.00 0.00 0.00 Average: docker0 29.16 50.79 1.99 847.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12710) 07/27/26 _x86_64_ (8 CPU) 07:59:14 LINUX RESTART (8 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 9.10 0.00 3.21 1.81 0.08 85.80 08:10:00 0 7.05 0.00 2.92 1.26 0.07 88.70 08:10:00 1 9.31 0.00 3.12 2.18 0.08 85.31 08:10:00 2 11.56 0.00 4.12 1.93 0.08 82.30 08:10:00 3 8.54 0.00 2.79 1.46 0.08 87.13 08:10:00 4 10.79 0.00 3.50 2.83 0.08 82.80 08:10:00 5 9.05 0.00 2.77 1.64 0.07 86.47 08:10:00 6 8.02 0.00 2.94 1.41 0.09 87.54 08:10:00 7 8.50 0.00 3.54 1.76 0.07 86.13 08:20:03 all 13.53 0.00 4.14 1.15 0.07 81.11 08:20:03 0 10.81 0.00 3.91 0.78 0.07 84.43 08:20:03 1 14.03 0.00 4.34 1.07 0.07 80.48 08:20:03 2 16.43 0.00 5.05 2.19 0.08 76.25 08:20:03 3 12.01 0.00 3.39 1.54 0.07 82.98 08:20:03 4 14.92 0.00 4.69 1.45 0.08 78.87 08:20:03 5 16.97 0.00 4.28 0.79 0.08 77.88 08:20:03 6 12.46 0.00 3.76 0.54 0.07 83.18 08:20:03 7 10.66 0.00 3.69 0.81 0.07 84.77 Average: all 11.32 0.00 3.68 1.48 0.08 83.45 Average: 0 8.93 0.00 3.42 1.02 0.07 86.56 Average: 1 11.67 0.00 3.73 1.63 0.08 82.89 Average: 2 14.00 0.00 4.59 2.06 0.08 79.27 Average: 3 10.28 0.00 3.09 1.50 0.08 85.05 Average: 4 12.86 0.00 4.09 2.14 0.08 80.83 Average: 5 13.01 0.00 3.52 1.21 0.07 82.18 Average: 6 10.24 0.00 3.35 0.97 0.08 85.35 Average: 7 9.58 0.00 3.62 1.29 0.07 85.45