---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-57733 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 659 8196 4 7133 14986 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:f3:d5:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84054sec preferred_lft 84054sec inet6 fe80::f816:3eff:fef3:d582/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:06:3b:c2:09:2e 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-57733) 09/23/26 _x86_64_ (4 CPU) 07:56:53 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 25.31 0.58 21.77 2.96 28.39 3269.60 5305.53 08:20:02 31.24 0.03 27.97 3.24 0.83 2501.00 11816.41 08:30:01 6.63 0.03 6.20 0.41 0.60 2877.27 1589.02 Average: 21.06 0.21 18.65 2.20 9.95 2882.67 6239.14 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 9667936 13382728 2574744 15.73 138560 3689620 2614184 15.01 691152 5607564 11924 08:20:02 9028260 13178700 2775060 16.95 167180 4064520 2801316 16.08 819216 6073908 17004 08:30:01 5550220 10430940 5520512 33.72 168428 4769216 5218128 29.95 1026968 9295496 232 Average: 8082139 12330789 3623439 22.13 158056 4174452 3544543 20.35 845779 6992323 9720 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 1535.22 1535.22 1456.98 1456.98 0.00 0.00 0.00 0.00 08:10:02 ens3 51.55 40.19 89.76 13.77 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 1642.76 1642.76 1565.83 1565.83 0.00 0.00 0.00 0.00 08:20:02 ens3 36.65 29.16 25.27 11.09 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 2437.46 2437.46 9140.39 9140.39 0.00 0.00 0.00 0.00 08:30:01 ens3 9.80 7.52 7.92 3.12 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1871.51 1871.51 4051.66 4051.66 0.00 0.00 0.00 0.00 Average: ens3 32.68 25.63 41.00 9.33 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-57733) 09/23/26 _x86_64_ (4 CPU) 07:56:53 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 68.39 0.00 2.69 0.07 0.03 28.82 08:10:02 0 67.49 0.00 2.67 0.09 0.02 29.73 08:10:02 1 69.52 0.00 3.06 0.07 0.03 27.32 08:10:02 2 68.94 0.00 2.59 0.04 0.02 28.42 08:10:02 3 67.61 0.00 2.46 0.10 0.03 29.80 08:20:02 all 64.24 0.00 2.93 0.10 0.04 32.70 08:20:02 0 63.28 0.00 2.81 0.07 0.04 33.80 08:20:02 1 65.69 0.00 2.68 0.14 0.04 31.44 08:20:02 2 64.53 0.00 2.73 0.06 0.04 32.65 08:20:02 3 63.45 0.00 3.49 0.11 0.03 32.91 08:30:01 all 32.13 0.00 1.42 0.07 0.01 66.37 08:30:01 0 24.89 0.00 1.62 0.09 0.01 73.40 08:30:01 1 32.09 0.00 1.41 0.06 0.01 66.42 08:30:01 2 41.50 0.00 1.05 0.08 0.03 57.34 08:30:01 3 30.04 0.00 1.61 0.04 0.01 68.30 Average: all 54.92 0.00 2.35 0.08 0.03 42.63 Average: 0 51.88 0.00 2.36 0.08 0.03 45.65 Average: 1 55.77 0.00 2.38 0.09 0.03 41.73 Average: 2 58.33 0.00 2.12 0.06 0.03 39.46 Average: 3 53.70 0.00 2.52 0.09 0.02 43.67