---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2669 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 676 10443 4 4869 14970 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:06:29:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84122sec preferred_lft 84122sec inet6 fe80::f816:3eff:fe06:2968/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:8b:52:6d:f4:5b 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-4c-4g-2669) 08/06/26 _x86_64_ (4 CPU) 13:58:16 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:05 8.56 0.91 7.42 0.22 37.76 1519.84 143.65 14:20:05 12.92 1.88 10.21 0.83 123.06 2835.35 2579.48 14:30:01 28.01 0.82 23.71 3.48 29.52 4205.86 19131.23 Average: 16.46 1.20 13.75 1.50 63.45 2848.27 7247.14 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:05 13013612 15511632 463436 2.83 99252 2587676 985852 5.66 339324 2688652 244 14:20:05 10729816 14116840 1843392 11.26 133984 3372644 2167216 12.44 558664 4695316 23152 14:30:01 8410344 12926428 3025484 18.48 169332 4384760 3586828 20.59 864352 6625552 12188 Average: 10717924 14184967 1777437 10.86 134189 3448360 2246632 12.90 587447 4669840 11861 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:05 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 14:10:05 ens3 26.61 21.47 317.03 3.58 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 1.11 1.11 0.11 0.11 0.00 0.00 0.00 0.00 14:20:05 ens3 91.21 74.44 653.16 17.65 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 1635.74 1635.74 1559.03 1559.03 0.00 0.00 0.00 0.00 14:30:01 ens3 82.30 63.22 452.43 16.41 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 542.47 542.47 516.65 516.65 0.00 0.00 0.00 0.00 Average: ens3 66.59 52.95 473.90 12.52 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-4c-4g-2669) 08/06/26 _x86_64_ (4 CPU) 13:58:16 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:05 all 0.93 0.00 0.18 0.04 0.02 98.83 14:10:05 0 1.96 0.00 0.18 0.06 0.02 97.78 14:10:05 1 1.05 0.00 0.25 0.03 0.03 98.64 14:10:05 2 0.48 0.00 0.14 0.01 0.02 99.34 14:10:05 3 0.24 0.00 0.15 0.06 0.02 99.53 14:20:05 all 55.25 0.00 1.91 0.82 0.08 41.94 14:20:05 0 56.11 0.00 2.10 0.19 0.08 41.52 14:20:05 1 53.96 0.00 1.78 2.95 0.09 41.22 14:20:05 2 55.47 0.00 1.96 0.12 0.08 42.37 14:20:05 3 55.48 0.00 1.78 0.02 0.08 42.64 14:30:01 all 66.64 0.00 2.75 0.85 0.10 29.66 14:30:01 0 67.39 0.00 2.53 0.29 0.10 29.68 14:30:01 1 65.51 0.00 3.07 0.37 0.10 30.95 14:30:01 2 66.39 0.00 2.54 0.39 0.10 30.58 14:30:01 3 67.25 0.00 2.85 2.35 0.10 27.45 Average: all 40.79 0.00 1.61 0.57 0.07 56.97 Average: 0 41.68 0.00 1.60 0.18 0.07 56.47 Average: 1 40.01 0.00 1.69 1.12 0.07 57.11 Average: 2 40.64 0.00 1.54 0.17 0.07 57.58 Average: 3 40.83 0.00 1.59 0.81 0.06 56.71