---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2547 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5599.94 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 925 24915 4 6251 30699 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:7d:ec:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84045sec preferred_lft 84045sec inet6 fe80::f816:3eff:fe7d:ec62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:db:0e:98:72:b9 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-8c-8g-2547) 04/13/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:06 57.14 4.69 49.60 2.85 270.42 6005.03 7164.33 13:20:08 46.64 0.13 27.61 18.90 5.49 2512.01 523267.56 13:30:12 34.17 0.01 29.85 4.31 0.08 3131.15 11866.09 Average: 45.99 1.61 35.70 8.67 92.16 3885.08 180266.67 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:06 26375300 29681388 2630904 8.01 151140 3402208 2760964 8.14 656740 5409284 61524 13:20:08 25677560 29432828 2874596 8.75 187392 3771120 3437144 10.14 790668 5923644 38856 13:30:12 24984828 29301820 3000732 9.13 215872 4258024 3510352 10.35 924708 6430716 15256 Average: 25679229 29472012 2835411 8.63 184801 3810451 3236153 9.54 790705 5921215 38545 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:06 lo 936.44 936.44 891.86 891.86 0.00 0.00 0.00 0.00 13:10:06 ens3 160.25 116.24 1094.88 27.08 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 1718.14 1718.14 1636.09 1636.09 0.00 0.00 0.00 0.00 13:20:08 ens3 46.99 35.27 18.26 13.43 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 1686.98 1686.98 1606.18 1606.18 0.00 0.00 0.00 0.00 13:30:12 ens3 51.44 36.19 18.58 14.65 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1446.70 1446.70 1377.58 1377.58 0.00 0.00 0.00 0.00 Average: ens3 86.30 62.62 377.90 18.40 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-8c-8g-2547) 04/13/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:06 all 30.58 0.00 1.40 0.63 0.07 67.32 13:10:06 0 23.97 0.00 1.16 0.21 0.06 74.59 13:10:06 1 32.20 0.00 1.33 0.37 0.07 66.04 13:10:06 2 36.12 0.00 1.69 0.85 0.08 61.27 13:10:06 3 31.65 0.00 1.35 1.13 0.07 65.80 13:10:06 4 31.39 0.00 1.35 0.69 0.07 66.50 13:10:06 5 29.20 0.00 1.39 0.13 0.07 69.21 13:10:06 6 31.19 0.00 1.55 0.92 0.08 66.26 13:10:06 7 28.91 0.00 1.42 0.75 0.07 68.85 13:20:08 all 38.35 0.00 1.58 0.09 0.08 59.90 13:20:08 0 37.83 0.00 1.49 0.10 0.08 60.50 13:20:08 1 39.07 0.00 1.52 0.03 0.08 59.31 13:20:08 2 35.34 0.00 1.46 0.24 0.08 62.89 13:20:08 3 40.48 0.00 1.73 0.05 0.08 57.67 13:20:08 4 40.09 0.00 1.69 0.08 0.08 58.06 13:20:08 5 38.53 0.00 1.51 0.03 0.08 59.85 13:20:08 6 37.08 0.00 1.54 0.13 0.07 61.18 13:20:08 7 38.38 0.00 1.68 0.09 0.08 59.76 13:30:12 all 38.17 0.00 1.78 0.14 0.09 59.82 13:30:12 0 34.17 0.00 1.98 0.11 0.08 63.65 13:30:12 1 38.31 0.00 1.87 0.05 0.09 59.68 13:30:12 2 37.90 0.00 1.86 0.34 0.08 59.82 13:30:12 3 43.18 0.00 1.87 0.05 0.09 54.80 13:30:12 4 36.48 0.00 1.87 0.11 0.09 61.46 13:30:12 5 34.67 0.00 1.32 0.12 0.08 63.81 13:30:12 6 38.94 0.00 1.80 0.18 0.09 59.00 13:30:12 7 41.75 0.00 1.68 0.13 0.09 56.35 Average: all 35.70 0.00 1.59 0.29 0.08 62.35 Average: 0 31.98 0.00 1.55 0.14 0.08 66.25 Average: 1 36.52 0.00 1.57 0.15 0.08 61.68 Average: 2 36.45 0.00 1.67 0.48 0.08 61.32 Average: 3 38.43 0.00 1.65 0.41 0.08 59.43 Average: 4 35.98 0.00 1.64 0.30 0.08 62.01 Average: 5 34.12 0.00 1.41 0.09 0.08 64.30 Average: 6 35.73 0.00 1.63 0.41 0.08 62.15 Average: 7 36.34 0.00 1.59 0.32 0.08 61.66