---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6391 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 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 657 8190 4 7140 14988 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:39:ff:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83629sec preferred_lft 83629sec inet6 fe80::f816:3eff:fe39:ffad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:ea:c5:26:1a:8e 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-6391) 09/09/26 _x86_64_ (4 CPU) 15:50:56 LINUX RESTART (4 CPU) 16:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:15 21.27 0.02 18.90 2.35 0.24 1824.64 6441.40 16:20:15 27.93 0.04 25.11 2.78 0.77 4222.48 10920.20 16:30:00 8.91 0.02 8.68 0.21 0.74 6515.75 4031.01 Average: 19.46 0.02 17.64 1.79 0.58 4168.23 7156.69 16:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:15 9124660 12981020 2974460 18.17 148396 3807712 2989500 17.16 739392 6087200 16156 16:20:15 7600748 12444836 3506444 21.42 167412 4734848 3460592 19.86 1017240 7292664 1480 16:30:00 8507668 15443392 501952 3.07 181380 6744568 1064280 6.11 1781728 5539720 327712 Average: 8411025 13623083 2327619 14.22 165729 5095709 2504791 14.38 1179453 6306528 115116 16:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:15 lo 1114.63 1114.63 1057.03 1057.03 0.00 0.00 0.00 0.00 16:10:15 ens3 19.65 17.46 12.54 8.66 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 lo 1210.07 1210.07 1151.72 1151.72 0.00 0.00 0.00 0.00 16:20:15 ens3 28.82 23.29 24.45 11.38 0.00 0.00 0.00 0.00 16:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:00 lo 2595.21 2595.21 9522.99 9522.99 0.00 0.00 0.00 0.00 16:30:00 ens3 28.80 24.53 126.33 5.99 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1632.01 1632.01 3863.83 3863.83 0.00 0.00 0.00 0.00 Average: ens3 25.73 21.74 53.84 8.70 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-6391) 09/09/26 _x86_64_ (4 CPU) 15:50:56 LINUX RESTART (4 CPU) 16:00:15 CPU %user %nice %system %iowait %steal %idle 16:10:15 all 60.27 0.00 2.29 0.07 0.04 37.33 16:10:15 0 58.43 0.00 2.29 0.11 0.04 39.12 16:10:15 1 61.11 0.00 2.19 0.04 0.04 36.61 16:10:15 2 59.71 0.00 2.16 0.06 0.04 38.04 16:10:15 3 61.82 0.00 2.53 0.07 0.04 35.54 16:20:15 all 51.02 0.00 2.33 0.13 0.04 46.48 16:20:15 0 49.56 0.00 2.51 0.25 0.04 47.64 16:20:15 1 52.25 0.00 2.54 0.09 0.04 45.08 16:20:15 2 51.26 0.00 2.11 0.03 0.04 46.56 16:20:15 3 51.02 0.00 2.15 0.13 0.04 46.65 16:30:00 all 32.00 0.00 1.46 0.27 0.04 66.22 16:30:00 0 33.63 0.00 2.08 0.09 0.04 64.16 16:30:00 1 31.31 0.00 1.26 0.27 0.04 67.12 16:30:00 2 29.59 0.00 1.28 0.40 0.04 68.69 16:30:00 3 33.49 0.00 1.24 0.31 0.04 64.92 Average: all 47.89 0.00 2.03 0.15 0.04 49.88 Average: 0 47.32 0.00 2.29 0.15 0.04 50.20 Average: 1 48.36 0.00 2.01 0.13 0.04 49.46 Average: 2 46.99 0.00 1.85 0.16 0.04 50.95 Average: 3 48.89 0.00 1.98 0.17 0.04 48.91