---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32161 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 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 698 7904 4 7387 14948 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:c3:ef:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83867sec preferred_lft 83867sec inet6 fe80::f816:3eff:fec3:efd6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:cf:0b:5c:94:8c 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-32161) 07/01/26 _x86_64_ (4 CPU) 19:01:31 LINUX RESTART (4 CPU) 19:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:07 22.29 0.07 19.78 2.44 6.73 2110.52 8233.22 19:30:01 32.22 0.03 28.97 3.21 0.47 4510.93 19665.90 19:40:07 12.77 0.29 11.05 1.43 11.29 7338.53 50848.85 Average: 22.36 0.13 19.87 2.35 6.20 4679.07 26470.14 19:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:07 8958212 13052636 2902848 17.73 150696 4043760 2827696 16.23 931768 6047888 25168 19:30:01 7176280 12288156 3662872 22.37 167708 4998472 3494520 20.06 1211736 7518560 1064 19:40:07 8139816 15343948 600316 3.67 188232 7001832 1116468 6.41 1965124 5709756 54364 Average: 8091436 13561580 2388679 14.59 168879 5348021 2479561 14.23 1369543 6425401 26865 19:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:07 lo 1161.35 1161.35 1100.13 1100.13 0.00 0.00 0.00 0.00 19:20:07 ens3 44.30 35.05 45.10 11.16 0.00 0.00 0.00 0.00 19:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1335.56 1335.56 1268.68 1268.68 0.00 0.00 0.00 0.00 19:30:01 ens3 47.45 36.36 30.30 12.50 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 19:40:07 lo 2542.64 2542.64 9202.74 9202.74 0.00 0.00 0.00 0.00 19:40:07 ens3 41.03 43.98 155.68 519.58 0.00 0.00 0.00 0.00 19:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1687.27 1687.27 3901.88 3901.88 0.00 0.00 0.00 0.00 Average: ens3 44.24 38.51 77.66 183.90 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-32161) 07/01/26 _x86_64_ (4 CPU) 19:01:31 LINUX RESTART (4 CPU) 19:10:19 CPU %user %nice %system %iowait %steal %idle 19:20:07 all 64.01 0.00 2.13 0.05 0.09 33.72 19:20:07 0 64.42 0.00 2.23 0.04 0.09 33.22 19:20:07 1 64.61 0.00 2.07 0.09 0.09 33.14 19:20:07 2 62.52 0.00 1.84 0.04 0.10 35.51 19:20:07 3 64.51 0.00 2.37 0.01 0.09 33.01 19:30:01 all 59.59 0.00 2.37 0.10 0.09 37.85 19:30:01 0 59.67 0.00 2.18 0.09 0.09 37.97 19:30:01 1 58.96 0.00 2.33 0.09 0.09 38.54 19:30:01 2 59.88 0.00 2.65 0.12 0.09 37.27 19:30:01 3 59.87 0.00 2.32 0.09 0.08 37.62 19:40:07 all 31.18 0.00 1.26 0.11 0.08 67.39 19:40:07 0 26.90 0.00 0.93 0.17 0.07 71.92 19:40:07 1 35.39 0.00 1.20 0.11 0.08 63.22 19:40:07 2 22.25 0.00 1.21 0.08 0.07 76.39 19:40:07 3 40.21 0.00 1.68 0.06 0.08 57.97 Average: all 51.40 0.00 1.91 0.08 0.08 46.52 Average: 0 50.10 0.00 1.77 0.10 0.08 47.94 Average: 1 52.82 0.00 1.86 0.10 0.09 45.14 Average: 2 47.95 0.00 1.89 0.08 0.08 49.99 Average: 3 54.73 0.00 2.12 0.06 0.08 43.00