---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12338 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 878 7540 4 23673 30746 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:bd:f8:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.63/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84875sec preferred_lft 84875sec inet6 fe80::f816:3eff:febd:f836/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:37:75:e6:16:f6 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::1837:75ff:fee6:16f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12338) 08/14/26 _x86_64_ (8 CPU) 07:58:00 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 335.62 0.87 306.32 28.43 80.11 59666.81 1039153.02 08:20:05 286.08 1.38 276.86 7.84 17.48 46461.36 421916.57 Average: 310.75 1.13 291.53 18.10 48.67 53037.71 729302.18 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 16735004 31166672 1094848 3.33 322716 13918360 1670672 4.93 4865508 10313144 189832 08:20:05 7649428 30981044 1217564 3.71 530320 21989036 1764168 5.20 9559976 14055904 14236 Average: 12192216 31073858 1156206 3.52 426518 17953698 1717420 5.06 7212742 12184524 102034 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 08:10:01 ens3 268.66 179.31 2902.83 2110.22 0.00 0.00 0.00 0.00 08:10:01 docker0 32.70 57.77 1.88 818.45 0.00 0.00 0.00 0.00 08:20:05 lo 0.38 0.38 0.03 0.03 0.00 0.00 0.00 0.00 08:20:05 ens3 121.32 79.11 1674.48 1628.28 0.00 0.00 0.00 0.00 08:20:05 docker0 26.77 45.10 2.13 871.14 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 194.70 129.01 2286.20 1868.29 0.00 0.00 0.00 0.00 Average: docker0 29.72 51.41 2.00 844.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12338) 08/14/26 _x86_64_ (8 CPU) 07:58:00 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 9.53 0.00 3.23 2.01 0.07 85.16 08:10:01 0 10.93 0.00 3.21 0.97 0.06 84.83 08:10:01 1 10.91 0.00 3.34 0.95 0.07 84.73 08:10:01 2 9.65 0.00 3.45 2.70 0.07 84.13 08:10:01 3 9.67 0.00 3.28 1.56 0.06 85.43 08:10:01 4 10.70 0.00 3.46 1.88 0.07 83.89 08:10:01 5 9.02 0.00 3.09 2.39 0.06 85.44 08:10:01 6 7.31 0.00 2.98 2.51 0.06 87.14 08:10:01 7 8.06 0.00 3.05 3.17 0.07 85.66 08:20:05 all 13.65 0.00 4.12 1.32 0.06 80.85 08:20:05 0 10.23 0.00 3.63 0.76 0.06 85.32 08:20:05 1 14.79 0.00 4.30 1.57 0.07 79.27 08:20:05 2 11.93 0.00 3.79 0.91 0.06 83.32 08:20:05 3 16.42 0.00 4.47 0.57 0.07 78.47 08:20:05 4 11.50 0.00 4.12 1.28 0.06 83.04 08:20:05 5 14.13 0.00 4.28 1.86 0.07 79.65 08:20:05 6 15.80 0.00 4.20 1.28 0.07 78.65 08:20:05 7 14.39 0.00 4.14 2.35 0.06 79.06 Average: all 11.60 0.00 3.68 1.67 0.06 83.00 Average: 0 10.58 0.00 3.42 0.86 0.06 85.08 Average: 1 12.86 0.00 3.82 1.26 0.07 81.99 Average: 2 10.79 0.00 3.62 1.80 0.06 83.72 Average: 3 13.06 0.00 3.88 1.06 0.06 81.94 Average: 4 11.10 0.00 3.79 1.58 0.07 83.46 Average: 5 11.58 0.00 3.69 2.12 0.06 82.54 Average: 6 11.57 0.00 3.59 1.89 0.06 82.88 Average: 7 11.23 0.00 3.60 2.76 0.06 82.35