---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8673 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 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 666 8540 4 6782 14979 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:8d:1f:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84170sec preferred_lft 84170sec inet6 fe80::f816:3eff:fe8d:1f61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:1f:c9:f1:0b:b8 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-8673) 09/16/26 _x86_64_ (4 CPU) 13:55:33 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:03 26.25 0.13 22.96 3.16 9.30 2658.66 4753.56 14:20:03 31.01 0.04 27.82 3.15 1.04 4402.13 8262.93 14:30:01 10.10 0.16 9.00 0.94 10.39 6265.52 1200.94 Average: 22.48 0.11 19.95 2.42 6.91 4437.62 4744.27 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:03 8766032 12792644 3162228 19.31 147644 3975640 3207732 18.41 747508 6440972 189152 14:20:03 7676540 12541964 3408876 20.82 166400 4757680 3270648 18.77 1001100 7228488 728 14:30:01 8779440 15363584 581832 3.55 181908 6405252 1139928 6.54 1652944 5387884 204 Average: 8407337 13566064 2384312 14.56 165317 5046191 2539436 14.58 1133851 6352448 63361 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:03 lo 1411.32 1411.32 1338.39 1338.39 0.00 0.00 0.00 0.00 14:10:03 ens3 50.06 37.35 133.37 12.79 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 lo 1368.39 1368.39 1298.55 1298.55 0.00 0.00 0.00 0.00 14:20:03 ens3 48.03 35.85 35.07 19.82 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 2553.48 2553.48 9332.00 9332.00 0.00 0.00 0.00 0.00 14:30:01 ens3 44.32 46.95 105.34 405.77 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1776.23 1776.23 3979.17 3979.17 0.00 0.00 0.00 0.00 Average: ens3 47.48 40.04 91.28 145.61 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8673) 09/16/26 _x86_64_ (4 CPU) 13:55:33 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:03 all 66.79 0.00 2.56 0.07 0.04 30.55 14:10:03 0 64.13 0.00 2.46 0.07 0.03 33.30 14:10:03 1 67.46 0.00 2.44 0.04 0.03 30.02 14:10:03 2 67.53 0.00 2.92 0.06 0.04 29.45 14:10:03 3 68.02 0.00 2.41 0.12 0.03 29.42 14:20:03 all 58.34 0.00 2.62 0.10 0.04 38.90 14:20:03 0 58.66 0.00 2.58 0.12 0.04 38.60 14:20:03 1 59.20 0.00 2.43 0.06 0.04 38.27 14:20:03 2 57.26 0.00 2.62 0.09 0.04 40.01 14:20:03 3 58.24 0.00 2.84 0.15 0.04 38.74 14:30:01 all 28.61 0.00 1.28 0.11 0.03 69.98 14:30:01 0 24.88 0.00 1.53 0.03 0.02 73.53 14:30:01 1 22.48 0.00 1.65 0.09 0.03 75.76 14:30:01 2 30.82 0.00 1.00 0.10 0.03 68.05 14:30:01 3 36.24 0.00 0.94 0.22 0.04 62.56 Average: all 51.28 0.00 2.15 0.10 0.03 46.44 Average: 0 49.26 0.00 2.19 0.07 0.03 48.44 Average: 1 49.77 0.00 2.18 0.06 0.03 47.96 Average: 2 51.90 0.00 2.18 0.08 0.03 45.80 Average: 3 54.20 0.00 2.06 0.16 0.04 43.54