---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6425 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 8174 4 7157 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:16:6c:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83846sec preferred_lft 83846sec inet6 fe80::f816:3eff:fe16:6c6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e5:d1:e5:b1:c7 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-6425) 09/09/26 _x86_64_ (4 CPU) 19:01:37 LINUX RESTART (4 CPU) 19:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:25 27.96 0.02 24.87 3.06 0.32 2200.70 7546.09 19:30:01 37.24 0.03 20.81 16.39 0.99 4053.05 253830.13 19:40:13 12.00 0.16 10.67 1.17 10.14 7557.80 53662.62 Average: 25.49 0.07 18.72 6.70 3.89 4626.95 102452.88 19:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:25 8519432 12403168 3552180 21.70 151052 3831456 3607132 20.70 749192 6685488 15768 19:30:01 7032876 11880612 4070864 24.86 163068 4742396 3913796 22.47 1017784 7847732 216 19:40:13 8414060 15382700 561472 3.43 181884 6775792 1135072 6.52 1789464 5610804 16 Average: 7988789 13222160 2728172 16.66 165335 5116548 2885333 16.56 1185480 6714675 5333 19:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:25 lo 1589.84 1589.84 1509.64 1509.64 0.00 0.00 0.00 0.00 19:20:25 ens3 34.20 27.15 14.79 10.46 0.00 0.00 0.00 0.00 19:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 766.40 766.40 723.28 723.28 0.00 0.00 0.00 0.00 19:30:01 ens3 31.45 24.10 23.24 9.48 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:13 lo 2469.66 2469.66 9097.00 9097.00 0.00 0.00 0.00 0.00 19:40:13 ens3 56.94 61.45 159.01 595.89 0.00 0.00 0.00 0.00 19:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1625.93 1625.93 3850.19 3850.19 0.00 0.00 0.00 0.00 Average: ens3 41.09 37.89 66.80 210.24 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-6425) 09/09/26 _x86_64_ (4 CPU) 19:01:37 LINUX RESTART (4 CPU) 19:10:22 CPU %user %nice %system %iowait %steal %idle 19:20:25 all 63.26 0.00 2.59 0.11 0.04 34.00 19:20:25 0 62.05 0.00 2.66 0.09 0.05 35.15 19:20:25 1 63.32 0.00 2.57 0.07 0.04 34.00 19:20:25 2 63.42 0.00 2.51 0.10 0.04 33.93 19:20:25 3 64.26 0.00 2.64 0.16 0.03 32.92 19:30:01 all 44.89 0.00 2.03 0.13 0.03 52.91 19:30:01 0 45.32 0.00 1.97 0.11 0.04 52.56 19:30:01 1 45.12 0.00 2.17 0.07 0.03 52.62 19:30:01 2 45.26 0.00 1.91 0.18 0.03 52.62 19:30:01 3 43.86 0.00 2.07 0.18 0.03 53.86 19:40:13 all 31.30 0.00 1.38 0.16 0.03 67.13 19:40:13 0 24.93 0.00 1.33 0.02 0.02 73.70 19:40:13 1 26.90 0.00 1.21 0.37 0.02 71.51 19:40:13 2 33.96 0.00 1.60 0.10 0.03 64.31 19:40:13 3 39.41 0.00 1.39 0.18 0.03 58.99 Average: all 46.42 0.00 2.00 0.14 0.03 51.41 Average: 0 43.97 0.00 1.99 0.07 0.04 53.93 Average: 1 45.02 0.00 1.97 0.17 0.03 52.80 Average: 2 47.50 0.00 2.01 0.13 0.03 50.34 Average: 3 49.20 0.00 2.03 0.17 0.03 48.57