---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1724 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 67G 15% / 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 710 9755 4 5524 14936 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:a9:9f:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fea9:9f09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:84:7b:dd:41:0d 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-1724) 04/10/26 _x86_64_ (4 CPU) 06:28:50 LINUX RESTART (4 CPU) 06:30:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:04 29.64 3.67 24.49 1.48 190.52 5755.58 3382.17 06:50:01 33.13 0.05 29.55 3.54 1.33 3237.81 14646.58 07:00:04 20.77 0.32 17.50 2.94 14.42 5542.29 2350.61 Average: 27.81 1.32 23.82 2.66 67.47 4838.62 6812.86 06:30:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:04 9256540 13021300 2935288 17.93 151720 3703764 3173264 18.21 718724 5976728 182760 06:50:01 8665052 12826532 3126208 19.09 180980 4031072 3416536 19.61 842096 6404432 5516 07:00:04 10037120 15336988 609776 3.72 204304 5080052 1129308 6.48 924780 4864412 12588 Average: 9319571 13728273 2223757 13.58 179001 4271629 2573036 14.77 828533 5748524 66955 06:30:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:04 lo 587.09 587.09 559.35 559.35 0.00 0.00 0.00 0.00 06:40:04 ens3 102.30 81.15 916.60 17.47 0.00 0.00 0.00 0.00 06:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1583.15 1583.15 1509.11 1509.11 0.00 0.00 0.00 0.00 06:50:01 ens3 51.43 38.71 119.35 11.92 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:04 lo 11.65 11.65 2.74 2.74 0.00 0.00 0.00 0.00 07:00:04 ens3 79.64 76.58 122.56 229.07 0.00 0.00 0.00 0.00 07:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 726.65 726.65 689.74 689.74 0.00 0.00 0.00 0.00 Average: ens3 77.56 65.36 380.49 87.19 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-1724) 04/10/26 _x86_64_ (4 CPU) 06:28:50 LINUX RESTART (4 CPU) 06:30:23 CPU %user %nice %system %iowait %steal %idle 06:40:04 all 52.88 0.00 1.78 0.11 0.09 45.14 06:40:04 0 51.47 0.00 1.77 0.09 0.09 46.57 06:40:04 1 54.56 0.00 1.61 0.06 0.09 43.68 06:40:04 2 54.44 0.00 1.88 0.13 0.09 43.46 06:40:04 3 51.04 0.00 1.87 0.15 0.09 46.86 06:50:01 all 58.66 0.00 2.47 0.30 0.11 38.45 06:50:01 0 57.41 0.00 2.35 0.10 0.11 40.03 06:50:01 1 59.04 0.00 2.70 0.30 0.11 37.85 06:50:01 2 58.52 0.00 2.16 0.20 0.11 39.01 06:50:01 3 59.68 0.00 2.69 0.60 0.10 36.92 07:00:04 all 43.31 0.00 1.51 2.63 0.09 52.46 07:00:04 0 45.68 0.00 1.74 3.54 0.10 48.95 07:00:04 1 41.80 0.00 1.50 0.79 0.10 55.81 07:00:04 2 43.48 0.00 1.36 1.81 0.09 53.25 07:00:04 3 42.27 0.00 1.43 4.38 0.09 51.84 Average: all 51.58 0.00 1.92 1.03 0.10 45.37 Average: 0 51.50 0.00 1.95 1.26 0.10 45.18 Average: 1 51.75 0.00 1.94 0.39 0.10 45.83 Average: 2 52.10 0.00 1.80 0.73 0.10 45.28 Average: 3 50.98 0.00 2.00 1.73 0.09 45.20