---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 786 9085 4 6117 14859 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:f9:1a:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83307sec preferred_lft 83307sec inet6 fe80::f816:3eff:fef9:1a4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:cb:b7:10:18:7c 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-65) 09/04/26 _x86_64_ (4 CPU) 20:24:23 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 7.49 2.12 5.18 0.19 129.72 1528.59 855.88 20:50:01 19.68 0.40 16.85 2.42 14.59 4603.41 1525.11 21:00:10 56.18 0.00 44.54 11.63 0.01 2673.99 9071.22 21:10:10 24.01 0.18 19.94 3.90 10.63 4440.23 4492.01 Average: 26.90 0.68 21.67 4.56 39.06 3296.56 4002.77 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 10449980 13626128 2335032 14.26 127960 3203364 2716496 15.59 494856 5081772 41380 20:50:01 9057112 13492104 2457744 15.01 196480 4282224 2702416 15.51 779764 6036612 11464 21:00:10 8168016 13055796 2890364 17.65 219684 4674196 3142268 18.04 877800 6811632 122124 21:10:10 9465124 15361836 581032 3.55 249076 5601916 1153240 6.62 1237524 5083172 280 Average: 9285058 13883966 2066043 12.62 198300 4440425 2428605 13.94 847486 5753297 43812 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 20:40:10 ens3 91.66 71.68 606.22 11.45 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 684.99 684.99 652.39 652.39 0.00 0.00 0.00 0.00 20:50:01 ens3 78.08 62.87 331.05 20.59 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:10 lo 6015.43 6015.43 5736.47 5736.47 0.00 0.00 0.00 0.00 21:00:10 ens3 48.50 39.20 24.66 19.23 0.00 0.00 0.00 0.00 21:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:10 lo 2214.96 2214.96 2102.27 2102.27 0.00 0.00 0.00 0.00 21:10:10 ens3 72.05 69.05 130.26 114.13 0.00 0.00 0.00 0.00 21:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2240.66 2240.66 2134.00 2134.00 0.00 0.00 0.00 0.00 Average: ens3 72.53 60.65 273.22 41.22 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-65) 09/04/26 _x86_64_ (4 CPU) 20:24:23 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 14.84 0.00 0.63 0.04 0.01 84.48 20:40:10 0 14.41 0.00 0.67 0.06 0.01 84.86 20:40:10 1 14.45 0.00 0.56 0.04 0.01 84.95 20:40:10 2 15.94 0.00 0.56 0.03 0.01 83.46 20:40:10 3 14.54 0.00 0.73 0.04 0.00 84.68 20:50:01 all 61.71 0.00 2.69 0.05 0.02 35.53 20:50:01 0 61.36 0.00 2.78 0.03 0.02 35.81 20:50:01 1 61.10 0.00 2.56 0.06 0.02 36.26 20:50:01 2 61.87 0.00 2.58 0.06 0.02 35.47 20:50:01 3 62.51 0.00 2.83 0.06 0.02 34.57 21:00:10 all 59.05 0.00 4.49 0.12 0.02 36.33 21:00:10 0 58.49 0.00 4.57 0.08 0.02 36.84 21:00:10 1 58.36 0.00 4.00 0.12 0.01 37.50 21:00:10 2 59.52 0.00 4.77 0.17 0.02 35.52 21:00:10 3 59.83 0.00 4.60 0.09 0.01 35.47 21:10:10 all 37.87 0.00 2.52 0.11 0.01 59.50 21:10:10 0 36.38 0.00 2.56 0.04 0.01 61.01 21:10:10 1 38.02 0.00 2.31 0.13 0.01 59.52 21:10:10 2 37.42 0.00 2.60 0.13 0.01 59.84 21:10:10 3 39.65 0.00 2.59 0.13 0.01 57.62 Average: all 43.21 0.00 2.58 0.08 0.01 54.12 Average: 0 42.52 0.00 2.64 0.05 0.02 54.77 Average: 1 42.84 0.00 2.36 0.09 0.01 54.70 Average: 2 43.50 0.00 2.62 0.10 0.01 53.76 Average: 3 43.99 0.00 2.68 0.08 0.01 53.24