---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46284 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 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 13G 66G 16% / 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 640 8788 4 6559 15005 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:1a:a5:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83963sec preferred_lft 83963sec inet6 fe80::f816:3eff:fe1a:a52e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:a6:f8:2e:dd:3b 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-46284) 08/31/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 29.13 3.09 23.18 2.86 169.29 4117.98 4537.80 05:50:31 26.90 0.02 24.18 2.70 0.79 2262.72 7917.54 06:00:31 34.64 0.18 18.13 16.32 11.05 8871.44 278863.43 Average: 30.19 1.05 21.85 7.29 57.65 5054.06 97162.46 05:30:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9853368 13444784 2513568 15.35 142736 3568144 2493480 14.31 660572 5449452 20932 05:50:31 8692100 12701852 3252484 19.86 163936 3930824 3147172 18.06 777804 6436240 27876 06:00:31 9042216 15398440 548712 3.35 184664 6177460 1128176 6.48 1593556 5212880 27040 Average: 9195895 13848359 2104921 12.86 163779 4558809 2256276 12.95 1010644 5699524 25283 05:30:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1579.74 1579.74 1499.59 1499.59 0.00 0.00 0.00 0.00 05:40:02 ens3 108.89 89.68 1044.32 20.69 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:31 lo 1233.94 1233.94 1175.27 1175.27 0.00 0.00 0.00 0.00 05:50:31 ens3 30.11 23.31 24.92 9.93 0.00 0.00 0.00 0.00 05:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:31 lo 816.47 816.47 7282.51 7282.51 0.00 0.00 0.00 0.00 06:00:31 ens3 40.92 35.66 117.89 37.74 0.00 0.00 0.00 0.00 06:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1204.45 1204.45 3313.91 3313.91 0.00 0.00 0.00 0.00 Average: ens3 58.70 48.48 379.21 22.61 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-46284) 08/31/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:31 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 59.57 0.00 2.65 0.09 0.03 37.66 05:40:02 0 60.24 0.00 2.77 0.12 0.03 36.84 05:40:02 1 59.00 0.00 2.69 0.05 0.03 38.23 05:40:02 2 59.81 0.00 2.61 0.10 0.03 37.44 05:40:02 3 59.22 0.00 2.51 0.11 0.03 38.13 05:50:31 all 64.89 0.00 2.70 0.08 0.03 32.30 05:50:31 0 64.83 0.00 2.45 0.05 0.03 32.64 05:50:31 1 65.46 0.00 2.70 0.06 0.03 31.75 05:50:31 2 63.17 0.00 2.99 0.09 0.03 33.72 05:50:31 3 66.09 0.00 2.65 0.11 0.04 31.11 06:00:31 all 41.41 0.00 1.97 0.18 0.03 56.41 06:00:31 0 40.48 0.00 2.05 0.03 0.03 57.40 06:00:31 1 42.72 0.00 2.17 0.38 0.03 54.70 06:00:31 2 40.14 0.00 1.62 0.11 0.03 58.10 06:00:31 3 42.30 0.00 2.03 0.21 0.03 55.44 Average: all 55.37 0.00 2.44 0.12 0.03 42.05 Average: 0 55.26 0.00 2.42 0.06 0.03 42.23 Average: 1 55.82 0.00 2.52 0.16 0.03 41.47 Average: 2 54.41 0.00 2.41 0.10 0.03 43.04 Average: 3 55.97 0.00 2.40 0.14 0.03 41.46