---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42105 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 66G 15% / 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 783 9078 4 6127 14862 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:71:0a:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83859sec preferred_lft 83859sec inet6 fe80::f816:3eff:fe71:a4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:90:38:1d:b9:cc 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-42105) 08/28/26 _x86_64_ (4 CPU) 15:48:05 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 17.91 2.51 14.22 1.19 164.06 4368.44 12622.13 16:10:01 42.81 0.39 35.64 6.79 11.39 4546.88 5597.41 16:20:01 43.12 0.00 34.72 8.40 0.01 2850.43 11113.20 16:30:01 30.40 0.19 12.46 17.76 13.71 3384.37 233438.52 Average: 33.56 0.77 24.26 8.53 47.32 3787.65 65681.76 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 10372204 13872260 2086280 12.74 145212 3480224 2419244 13.89 564088 5047464 34904 16:10:01 8600868 13169412 2778872 16.97 206396 4391576 3101736 17.80 817476 6465920 25560 16:20:01 8021416 13140912 2803360 17.12 240684 4860772 2960304 16.99 936872 6852288 100552 16:30:01 9343096 15257632 684472 4.18 254536 5612892 1207996 6.93 1261208 5174880 11760 Average: 9084396 13860054 2088246 12.75 211707 4586366 2422320 13.90 894911 5885138 43194 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 16:00:01 ens3 164.21 115.87 957.05 22.37 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 3673.86 3673.86 3503.26 3503.26 0.00 0.00 0.00 0.00 16:10:01 ens3 76.80 57.68 323.57 19.37 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 4884.85 4884.85 4657.45 4657.45 0.00 0.00 0.00 0.00 16:20:01 ens3 58.95 43.05 22.37 19.68 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 579.93 579.93 527.11 527.11 0.00 0.00 0.00 0.00 16:30:01 ens3 127.02 135.40 170.47 601.21 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2284.44 2284.44 2171.53 2171.53 0.00 0.00 0.00 0.00 Average: ens3 106.76 88.01 368.49 165.63 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-42105) 08/28/26 _x86_64_ (4 CPU) 15:48:05 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 43.11 0.00 1.78 0.14 0.02 54.96 16:00:01 0 43.05 0.00 1.72 0.27 0.02 54.95 16:00:01 1 43.24 0.00 1.59 0.05 0.02 55.10 16:00:01 2 42.34 0.00 1.81 0.13 0.02 55.70 16:00:01 3 43.79 0.00 1.99 0.11 0.02 54.08 16:10:01 all 63.44 0.00 4.04 0.11 0.03 32.37 16:10:01 0 64.62 0.00 4.18 0.08 0.03 31.09 16:10:01 1 62.09 0.00 3.68 0.11 0.04 34.08 16:10:01 2 62.31 0.00 3.93 0.16 0.03 33.56 16:10:01 3 64.74 0.00 4.39 0.07 0.03 30.77 16:20:01 all 61.97 0.00 4.46 0.12 0.03 33.42 16:20:01 0 61.38 0.00 4.83 0.12 0.03 33.65 16:20:01 1 63.00 0.00 4.46 0.13 0.04 32.36 16:20:01 2 63.33 0.00 4.05 0.11 0.02 32.50 16:20:01 3 60.18 0.00 4.49 0.11 0.02 35.19 16:30:01 all 22.84 0.00 1.18 0.12 0.01 75.85 16:30:01 0 25.25 0.00 1.33 0.06 0.01 73.35 16:30:01 1 24.34 0.00 1.29 0.11 0.01 74.25 16:30:01 2 19.64 0.00 1.10 0.30 0.01 78.94 16:30:01 3 22.10 0.00 1.02 0.03 0.01 76.84 Average: all 47.82 0.00 2.86 0.12 0.02 49.17 Average: 0 48.55 0.00 3.01 0.13 0.02 48.29 Average: 1 48.15 0.00 2.75 0.10 0.03 48.96 Average: 2 46.89 0.00 2.72 0.17 0.02 50.20 Average: 3 47.70 0.00 2.97 0.08 0.02 49.23