---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41102 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 10G 68G 13% / 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 690 10848 4 4450 14955 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:4c:4e:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84869sec preferred_lft 84869sec inet6 fe80::f816:3eff:fe4c:4e0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:2a:67:5c:17:23 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-41102) 08/26/26 _x86_64_ (4 CPU) 03:08:36 LINUX RESTART (4 CPU) 03:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:05 40.35 3.45 31.86 5.04 178.21 5077.54 4699.16 03:30:14 58.07 0.16 36.68 21.22 10.47 4268.58 240566.00 Average: 49.25 1.80 34.28 13.17 93.98 4671.32 123139.01 03:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:05 10733412 14000708 1958604 11.96 145996 3252476 2173120 12.47 529188 4737760 20296 03:30:14 11171012 15364868 587848 3.59 205488 4040136 1109532 6.37 797228 3914080 168 Average: 10952212 14682788 1273226 7.78 175742 3646306 1641326 9.42 663208 4325920 10232 03:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:05 lo 2711.78 2711.78 2585.78 2585.78 0.00 0.00 0.00 0.00 03:20:05 ens3 148.93 112.34 921.10 26.45 0.00 0.00 0.00 0.00 03:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:14 lo 3744.69 3744.69 3563.92 3563.92 0.00 0.00 0.00 0.00 03:30:14 ens3 135.97 107.43 142.50 93.07 0.00 0.00 0.00 0.00 03:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3230.46 3230.46 3076.95 3076.95 0.00 0.00 0.00 0.00 Average: ens3 142.42 109.88 530.13 59.90 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-41102) 08/26/26 _x86_64_ (4 CPU) 03:08:36 LINUX RESTART (4 CPU) 03:10:01 CPU %user %nice %system %iowait %steal %idle 03:20:05 all 43.01 0.00 2.79 0.14 0.08 53.98 03:20:05 0 43.03 0.00 2.46 0.08 0.08 54.35 03:20:05 1 42.24 0.00 2.99 0.26 0.08 54.43 03:20:05 2 42.40 0.00 2.99 0.13 0.08 54.40 03:20:05 3 44.38 0.00 2.72 0.09 0.08 52.73 03:30:14 all 55.59 0.00 3.51 0.16 0.10 40.64 03:30:14 0 54.79 0.00 3.63 0.14 0.10 41.34 03:30:14 1 55.63 0.00 3.82 0.23 0.10 40.23 03:30:14 2 55.52 0.00 3.21 0.08 0.10 41.10 03:30:14 3 56.44 0.00 3.39 0.19 0.10 39.88 Average: all 49.33 0.00 3.15 0.15 0.09 47.28 Average: 0 48.93 0.00 3.05 0.11 0.09 47.82 Average: 1 48.97 0.00 3.41 0.24 0.09 47.29 Average: 2 48.99 0.00 3.10 0.10 0.09 47.72 Average: 3 50.44 0.00 3.05 0.14 0.09 46.28