---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13980 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 782 19990 4 11319 30841 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:91:38:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.239/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84666sec preferred_lft 84666sec inet6 fe80::f816:3eff:fe91:3844/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:bb:e0:48:21:0f 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-13980) 08/20/26 _x86_64_ (8 CPU) 14:03:37 LINUX RESTART (8 CPU) 14:10:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 20.62 0.76 18.71 1.15 19.13 4680.97 919.43 14:30:05 11.55 0.04 10.28 1.23 5.64 3029.56 888.72 Average: 15.99 0.39 14.40 1.19 12.24 3837.23 903.74 14:10:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 17150488 25991124 6255384 19.04 471240 7906168 9505360 28.03 1479812 13017536 9076 14:30:05 17659536 27345200 4898812 14.91 477932 8709808 8352732 24.63 1566732 12400796 4784 Average: 17405012 26668162 5577098 16.97 474586 8307988 8929046 26.33 1523272 12709166 6930 14:10:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 5.90 5.90 1.80 1.80 0.00 0.00 0.00 0.00 14:20:01 ens3 187.64 110.91 325.96 49.88 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 2.56 2.56 0.29 0.29 0.00 0.00 0.00 0.00 14:30:05 ens3 129.48 66.48 109.97 37.22 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.19 4.19 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 157.93 88.21 215.60 43.41 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-13980) 08/20/26 _x86_64_ (8 CPU) 14:03:37 LINUX RESTART (8 CPU) 14:10:24 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 84.06 0.00 2.74 0.01 0.15 13.04 14:20:01 0 80.93 0.00 2.88 0.03 0.15 16.00 14:20:01 1 82.52 0.00 2.46 0.01 0.15 14.87 14:20:01 2 84.54 0.00 2.94 0.01 0.15 12.35 14:20:01 3 88.41 0.00 2.67 0.00 0.15 8.77 14:20:01 4 83.63 0.00 2.74 0.01 0.15 13.47 14:20:01 5 83.87 0.00 2.67 0.01 0.15 13.29 14:20:01 6 84.19 0.00 2.62 0.02 0.15 13.03 14:20:01 7 84.37 0.00 2.90 0.02 0.15 12.56 14:30:05 all 96.93 0.00 2.88 0.00 0.16 0.03 14:30:05 0 97.14 0.00 2.67 0.00 0.16 0.03 14:30:05 1 97.01 0.00 2.81 0.00 0.15 0.02 14:30:05 2 96.86 0.00 2.94 0.00 0.16 0.03 14:30:05 3 96.88 0.00 2.94 0.00 0.15 0.03 14:30:05 4 96.90 0.00 2.91 0.00 0.16 0.03 14:30:05 5 97.00 0.00 2.81 0.00 0.15 0.04 14:30:05 6 96.83 0.00 2.97 0.00 0.16 0.05 14:30:05 7 96.80 0.00 3.01 0.00 0.16 0.03 Average: all 90.64 0.00 2.81 0.01 0.15 6.39 Average: 0 89.22 0.00 2.77 0.01 0.15 7.84 Average: 1 89.93 0.00 2.64 0.00 0.15 7.28 Average: 2 90.84 0.00 2.94 0.01 0.16 6.05 Average: 3 92.74 0.00 2.81 0.00 0.15 4.30 Average: 4 90.41 0.00 2.82 0.01 0.15 6.60 Average: 5 90.58 0.00 2.74 0.01 0.15 6.52 Average: 6 90.65 0.00 2.80 0.01 0.15 6.39 Average: 7 90.73 0.00 2.96 0.01 0.16 6.15