---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6595 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 686 8363 4 6939 14959 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:d7:5e:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83884sec preferred_lft 83884sec inet6 fe80::f816:3eff:fed7:5e75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:f6:06:c1:c4:e3 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-6595) 09/10/26 _x86_64_ (4 CPU) 06:52:59 LINUX RESTART (4 CPU) 07:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:02 28.04 0.02 24.85 3.17 0.37 2361.64 29413.56 07:20:01 21.45 0.03 19.48 1.93 1.03 3782.13 15666.89 07:30:02 10.83 0.16 9.59 1.08 10.31 6226.51 47256.09 Average: 20.10 0.07 17.96 2.06 3.91 4125.19 30801.66 07:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:02 8862024 12963484 2990000 18.26 154880 4039648 3087296 17.72 774088 6302044 30512 07:20:01 7243032 12271436 3678292 22.47 166532 4916068 3578840 20.54 1028724 7632132 548 07:30:02 8617992 15363148 581180 3.55 182268 6561596 1146200 6.58 1680820 5519296 204 Average: 8241016 13532689 2416491 14.76 167893 5172437 2604112 14.95 1161211 6484491 10421 07:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:02 lo 1684.96 1684.96 1600.47 1600.47 0.00 0.00 0.00 0.00 07:10:02 ens3 40.99 30.16 16.67 11.66 0.00 0.00 0.00 0.00 07:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 710.29 710.29 669.18 669.18 0.00 0.00 0.00 0.00 07:20:01 ens3 29.96 22.13 25.78 8.06 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 2532.13 2532.13 9267.17 9267.17 0.00 0.00 0.00 0.00 07:30:02 ens3 44.51 49.89 105.61 417.99 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1643.78 1643.78 3851.82 3851.82 0.00 0.00 0.00 0.00 Average: ens3 38.50 34.08 49.41 146.20 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-6595) 09/10/26 _x86_64_ (4 CPU) 06:52:59 LINUX RESTART (4 CPU) 07:00:02 CPU %user %nice %system %iowait %steal %idle 07:10:02 all 64.50 0.00 2.70 0.06 0.03 32.71 07:10:02 0 62.70 0.00 2.52 0.05 0.04 34.70 07:10:02 1 65.29 0.00 2.73 0.07 0.04 31.87 07:10:02 2 64.82 0.00 2.70 0.04 0.03 32.41 07:10:02 3 65.20 0.00 2.86 0.07 0.03 31.84 07:20:01 all 41.96 0.00 1.87 0.08 0.03 56.06 07:20:01 0 44.38 0.00 2.00 0.06 0.03 53.53 07:20:01 1 42.10 0.00 1.82 0.02 0.03 56.03 07:20:01 2 39.42 0.00 1.82 0.18 0.03 58.56 07:20:01 3 41.92 0.00 1.86 0.06 0.03 56.13 07:30:02 all 27.38 0.00 1.24 0.11 0.02 71.26 07:30:02 0 29.88 0.00 1.36 0.08 0.02 68.66 07:30:02 1 32.76 0.00 1.39 0.24 0.02 65.58 07:30:02 2 15.71 0.00 1.42 0.10 0.02 82.75 07:30:02 3 31.17 0.00 0.77 0.02 0.02 68.02 Average: all 44.59 0.00 1.94 0.08 0.03 53.37 Average: 0 45.62 0.00 1.96 0.06 0.03 52.33 Average: 1 46.70 0.00 1.98 0.11 0.03 51.18 Average: 2 39.94 0.00 1.98 0.11 0.03 57.95 Average: 3 46.08 0.00 1.83 0.05 0.03 52.02