---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-40108 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 68G 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 727 10685 4 4576 14919 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:ad:1a:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84403sec preferred_lft 84403sec inet6 fe80::f816:3eff:fead:1ac1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:88:41:2b:ae:04 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-40108) 08/22/26 _x86_64_ (4 CPU) 20:51:54 LINUX RESTART (4 CPU) 21:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:08 40.35 2.60 32.02 5.73 142.91 3971.41 28969.69 21:20:14 38.70 0.16 31.96 6.58 10.34 3805.45 22845.79 Average: 39.52 1.36 31.99 6.16 75.89 3887.51 25874.06 21:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:08 10415852 13921272 2037384 12.44 156960 3465472 2219872 12.74 625544 4927796 23348 21:20:14 11032648 15355892 597176 3.65 206824 4165716 1134684 6.51 861684 3982976 20 Average: 10724250 14638582 1317280 8.05 181892 3815594 1677278 9.63 743614 4455386 11684 21:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:08 lo 3296.89 3296.89 3144.62 3144.62 0.00 0.00 0.00 0.00 21:10:08 ens3 143.95 110.19 819.07 27.93 0.00 0.00 0.00 0.00 21:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:14 lo 3110.56 3110.56 2957.47 2957.47 0.00 0.00 0.00 0.00 21:20:14 ens3 113.12 94.67 141.75 107.48 0.00 0.00 0.00 0.00 21:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3202.70 3202.70 3050.02 3050.02 0.00 0.00 0.00 0.00 Average: ens3 128.36 102.34 476.68 68.14 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-40108) 08/22/26 _x86_64_ (4 CPU) 20:51:54 LINUX RESTART (4 CPU) 21:00:14 CPU %user %nice %system %iowait %steal %idle 21:10:08 all 50.16 0.00 2.93 0.09 0.09 46.73 21:10:08 0 49.90 0.00 2.50 0.05 0.09 47.45 21:10:08 1 49.66 0.00 2.93 0.14 0.08 47.19 21:10:08 2 50.52 0.00 2.80 0.10 0.08 46.49 21:10:08 3 50.57 0.00 3.49 0.07 0.08 45.78 21:20:14 all 46.76 0.00 2.87 0.09 0.08 50.19 21:20:14 0 44.95 0.00 2.75 0.08 0.08 52.14 21:20:14 1 46.41 0.00 2.62 0.18 0.08 50.71 21:20:14 2 48.49 0.00 2.88 0.05 0.08 48.50 21:20:14 3 47.19 0.00 3.25 0.06 0.09 49.41 Average: all 48.44 0.00 2.90 0.09 0.08 48.48 Average: 0 47.40 0.00 2.63 0.07 0.08 49.83 Average: 1 48.02 0.00 2.77 0.16 0.08 48.97 Average: 2 49.50 0.00 2.84 0.08 0.08 47.50 Average: 3 48.86 0.00 3.37 0.07 0.09 47.62