---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2404 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: 5600.00 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 13G 65G 17% / 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 689 8230 4 7069 14957 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:0d:0d:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83833sec preferred_lft 83833sec inet6 fe80::f816:3eff:fe0d:dbf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:a3:02:cd:1d:21 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-2404) 08/05/26 _x86_64_ (4 CPU) 19:03:14 LINUX RESTART (4 CPU) 19:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 22.51 0.07 19.71 2.72 6.99 2493.73 19647.44 19:30:04 34.45 0.02 30.88 3.55 0.50 2655.01 36629.15 19:40:08 9.06 0.03 8.81 0.22 0.65 8568.09 2063.82 Average: 22.00 0.04 19.79 2.16 2.70 4581.00 19433.90 19:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 9453952 13172868 2784880 17.01 142852 3683736 2945444 16.91 707856 5814992 23304 19:30:04 8854676 13170784 2783412 17.00 168440 4222740 2776264 15.94 843064 6236652 173700 19:40:08 6618408 13116396 2830460 17.29 183648 6316888 2818292 16.18 1646340 7582416 1436 Average: 8309012 13153349 2799584 17.10 164980 4741121 2846667 16.34 1065753 6544687 66147 19:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1345.51 1345.51 1276.16 1276.16 0.00 0.00 0.00 0.00 19:20:01 ens3 49.04 39.92 46.68 12.83 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:04 lo 1543.42 1543.42 1470.56 1470.56 0.00 0.00 0.00 0.00 19:30:04 ens3 46.04 35.99 27.60 12.95 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:08 lo 2564.58 2564.58 9237.07 9237.07 0.00 0.00 0.00 0.00 19:40:08 ens3 18.82 16.24 92.54 4.21 0.00 0.00 0.00 0.00 19:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1819.71 1819.71 4006.02 4006.02 0.00 0.00 0.00 0.00 Average: ens3 37.92 30.68 55.66 9.98 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-2404) 08/05/26 _x86_64_ (4 CPU) 19:03:14 LINUX RESTART (4 CPU) 19:10:04 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 65.45 0.00 2.32 0.91 0.10 31.21 19:20:01 0 63.61 0.00 2.32 0.14 0.10 33.83 19:20:01 1 67.80 0.00 2.17 0.55 0.10 29.38 19:20:01 2 64.55 0.00 2.53 2.20 0.10 30.62 19:20:01 3 65.84 0.00 2.27 0.77 0.10 31.01 19:30:04 all 64.06 0.00 2.75 0.08 0.10 33.01 19:30:04 0 63.28 0.00 2.72 0.07 0.11 33.83 19:30:04 1 63.14 0.00 2.59 0.03 0.10 34.13 19:30:04 2 65.45 0.00 3.23 0.09 0.10 31.12 19:30:04 3 64.38 0.00 2.44 0.12 0.10 32.96 19:40:08 all 29.93 0.00 1.31 0.30 0.08 68.38 19:40:08 0 27.73 0.00 1.77 0.24 0.08 70.18 19:40:08 1 31.21 0.00 1.12 0.13 0.09 67.45 19:40:08 2 33.76 0.00 1.38 0.58 0.08 64.19 19:40:08 3 27.01 0.00 0.96 0.26 0.08 71.69 Average: all 53.08 0.00 2.12 0.43 0.10 44.27 Average: 0 51.47 0.00 2.27 0.15 0.10 46.02 Average: 1 53.96 0.00 1.96 0.24 0.10 43.74 Average: 2 54.53 0.00 2.38 0.95 0.10 42.03 Average: 3 52.35 0.00 1.89 0.38 0.09 45.28