---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26892 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 11G 68G 14% / 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 693 10468 4 4827 14953 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:b5:eb:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84259sec preferred_lft 84259sec inet6 fe80::f816:3eff:feb5:ebd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:a0:d5:50:8f:a5 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-26892) 06/12/26 _x86_64_ (4 CPU) 14:24:51 LINUX RESTART (4 CPU) 14:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:08 23.76 1.94 8.19 13.62 125.35 1781.46 243918.03 14:50:13 11.10 0.47 9.49 1.14 18.02 2223.95 2764.59 15:00:06 35.80 0.74 30.61 4.46 26.47 3678.63 11910.41 Average: 23.47 1.05 16.04 6.38 56.41 2558.33 85753.75 14:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:08 10794436 13854800 2107640 12.87 120576 3087800 2462160 14.13 500448 4715660 37892 14:50:13 9617356 13319704 2636672 16.10 151044 3636932 3077392 17.66 664344 5669552 24100 15:00:06 10805188 15392104 558356 3.41 175264 4441732 1047544 6.01 918616 4135908 11708 Average: 10405660 14188869 1767556 10.80 148961 3722155 2195699 12.60 694469 4840373 24567 14:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:08 lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 14:40:08 ens3 71.69 58.30 692.95 10.45 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:13 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 14:50:13 ens3 80.32 59.98 103.23 18.58 0.00 0.00 0.00 0.00 14:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:06 lo 1718.49 1718.49 1625.24 1625.24 0.00 0.00 0.00 0.00 15:00:06 ens3 123.55 108.92 419.52 191.81 0.00 0.00 0.00 0.00 15:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 569.00 569.00 537.57 537.57 0.00 0.00 0.00 0.00 Average: ens3 91.75 75.61 403.38 73.18 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-26892) 06/12/26 _x86_64_ (4 CPU) 14:24:51 LINUX RESTART (4 CPU) 14:30:13 CPU %user %nice %system %iowait %steal %idle 14:40:08 all 24.44 0.00 0.84 0.10 0.05 74.58 14:40:08 0 24.24 0.00 0.80 0.08 0.05 74.84 14:40:08 1 25.06 0.00 0.91 0.03 0.05 73.96 14:40:08 2 24.39 0.00 0.71 0.06 0.04 74.81 14:40:08 3 24.07 0.00 0.94 0.23 0.06 74.70 14:50:13 all 71.74 0.00 2.25 0.03 0.10 25.88 14:50:13 0 72.12 0.00 2.20 0.02 0.10 25.56 14:50:13 1 72.25 0.00 2.08 0.03 0.10 25.54 14:50:13 2 72.59 0.00 2.41 0.03 0.10 24.87 14:50:13 3 69.99 0.00 2.31 0.05 0.10 27.55 15:00:06 all 38.83 0.00 1.98 0.09 0.07 59.03 15:00:06 0 38.74 0.00 2.19 0.04 0.07 58.97 15:00:06 1 41.67 0.00 2.17 0.11 0.07 55.98 15:00:06 2 39.99 0.00 1.78 0.10 0.08 58.05 15:00:06 3 34.90 0.00 1.76 0.11 0.07 63.14 Average: all 45.17 0.00 1.69 0.07 0.08 53.00 Average: 0 45.21 0.00 1.73 0.04 0.07 52.94 Average: 1 46.49 0.00 1.72 0.06 0.07 51.66 Average: 2 45.82 0.00 1.64 0.06 0.07 52.41 Average: 3 43.15 0.00 1.67 0.13 0.08 54.97