---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14624 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 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 770 19795 4 11526 30854 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:8b:8c:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.193/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84724sec preferred_lft 84724sec inet6 fe80::f816:3eff:fe8b:8c67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:5b:9b:16:e0:6e 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14624) 08/01/26 _x86_64_ (8 CPU) 09:52:33 LINUX RESTART (8 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:03 36.72 0.58 14.71 21.43 13.75 3901.63 487451.06 10:20:01 18.44 0.12 15.62 2.71 13.59 5511.92 10706.82 Average: 27.60 0.35 15.16 12.09 13.67 4704.80 249662.84 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:03 18114740 27192136 5051944 15.37 477052 8130816 8498116 25.06 1521944 12013264 4768 10:20:01 20274320 31588064 650880 1.98 490600 10278096 1207076 3.56 1780760 9493728 781380 Average: 19194530 29390100 2851412 8.68 483826 9204456 4852596 14.31 1651352 10753496 393074 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:03 lo 7.03 7.03 1.90 1.90 0.00 0.00 0.00 0.00 10:10:03 ens3 178.80 115.63 259.47 45.90 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 10:20:01 ens3 150.90 82.53 166.69 41.63 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 164.88 99.12 213.19 43.77 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14624) 08/01/26 _x86_64_ (8 CPU) 09:52:33 LINUX RESTART (8 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:03 all 88.46 0.00 2.73 0.09 0.12 8.59 10:10:03 0 87.76 0.00 2.92 0.13 0.13 9.07 10:10:03 1 87.36 0.00 2.68 0.22 0.12 9.62 10:10:03 2 89.81 0.00 2.61 0.02 0.12 7.44 10:10:03 3 89.91 0.00 2.86 0.00 0.12 7.10 10:10:03 4 89.02 0.00 2.54 0.05 0.12 8.28 10:10:03 5 89.57 0.00 2.66 0.13 0.12 7.51 10:10:03 6 87.76 0.00 2.86 0.12 0.12 9.13 10:10:03 7 86.50 0.00 2.74 0.04 0.12 10.60 10:20:01 all 90.64 0.00 2.89 0.05 0.12 6.30 10:20:01 0 90.12 0.00 2.85 0.00 0.12 6.91 10:20:01 1 91.06 0.00 2.82 0.01 0.12 5.99 10:20:01 2 89.75 0.00 3.29 0.05 0.12 6.80 10:20:01 3 90.25 0.00 2.70 0.01 0.12 6.93 10:20:01 4 90.64 0.00 2.85 0.00 0.12 6.40 10:20:01 5 90.04 0.00 2.72 0.00 0.11 7.13 10:20:01 6 90.07 0.00 3.01 0.32 0.12 6.48 10:20:01 7 93.18 0.00 2.92 0.00 0.12 3.78 Average: all 89.55 0.00 2.81 0.07 0.12 7.45 Average: 0 88.94 0.00 2.89 0.06 0.12 7.99 Average: 1 89.20 0.00 2.75 0.12 0.12 7.81 Average: 2 89.78 0.00 2.95 0.03 0.12 7.12 Average: 3 90.08 0.00 2.78 0.01 0.12 7.02 Average: 4 89.83 0.00 2.69 0.03 0.12 7.34 Average: 5 89.81 0.00 2.69 0.07 0.12 7.32 Average: 6 88.91 0.00 2.94 0.22 0.12 7.81 Average: 7 89.83 0.00 2.83 0.02 0.12 7.20