---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11029 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): 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: 5599.99 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: 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 912 24942 4 6237 30712 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:ce:c3:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83947sec preferred_lft 83947sec inet6 fe80::f816:3eff:fece:c3c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:6f:87:0e:2f:57 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-8c-8g-11029) 05/05/26 _x86_64_ (8 CPU) 07:01:50 LINUX RESTART (8 CPU) 07:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:16 32.70 3.39 26.62 2.69 173.36 5805.51 8265.59 07:30:16 36.17 0.11 31.37 4.69 5.15 2586.63 10829.29 07:40:07 32.27 0.01 28.02 4.24 0.12 2885.17 17354.38 Average: 33.72 1.17 28.67 3.87 59.84 3763.52 12123.43 07:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:16 25345388 28759056 3552360 10.81 153312 3498536 3665120 10.81 674896 6411108 11060 07:30:16 25324584 29154392 3152156 9.59 193380 3833444 3099088 9.14 792840 6254488 10892 07:40:07 24721388 29068704 3234144 9.84 215480 4288880 3746308 11.05 916588 6688380 25064 Average: 25130453 28994051 3312887 10.08 187391 3873620 3503505 10.33 794775 6451325 15672 07:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:16 lo 862.09 862.09 820.22 820.22 0.00 0.00 0.00 0.00 07:20:16 ens3 89.92 72.02 876.99 13.65 0.00 0.00 0.00 0.00 07:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:16 lo 2150.58 2150.58 2049.20 2049.20 0.00 0.00 0.00 0.00 07:30:16 ens3 19.39 16.73 8.57 5.81 0.00 0.00 0.00 0.00 07:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:07 lo 1702.90 1702.90 1621.56 1621.56 0.00 0.00 0.00 0.00 07:40:07 ens3 25.30 20.76 9.64 7.19 0.00 0.00 0.00 0.00 07:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1571.19 1571.19 1496.36 1496.36 0.00 0.00 0.00 0.00 Average: ens3 44.97 36.58 299.86 8.89 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-8c-8g-11029) 05/05/26 _x86_64_ (8 CPU) 07:01:50 LINUX RESTART (8 CPU) 07:10:16 CPU %user %nice %system %iowait %steal %idle 07:20:16 all 39.89 0.00 1.72 0.08 0.07 58.24 07:20:16 0 38.61 0.00 1.33 0.02 0.08 59.96 07:20:16 1 38.65 0.00 1.90 0.07 0.07 59.31 07:20:16 2 35.16 0.00 1.91 0.11 0.07 62.75 07:20:16 3 44.01 0.00 1.74 0.05 0.07 54.13 07:20:16 4 46.00 0.00 1.63 0.07 0.07 52.23 07:20:16 5 42.22 0.00 1.96 0.20 0.07 55.54 07:20:16 6 39.88 0.00 1.68 0.06 0.07 58.32 07:20:16 7 34.63 0.00 1.60 0.06 0.07 63.64 07:30:16 all 34.55 0.00 1.69 0.18 0.07 63.52 07:30:16 0 29.34 0.00 1.70 0.14 0.07 68.75 07:30:16 1 38.73 0.00 2.02 0.06 0.07 59.12 07:30:16 2 34.60 0.00 1.57 0.08 0.07 63.68 07:30:16 3 35.61 0.00 1.67 0.36 0.06 62.30 07:30:16 4 36.16 0.00 1.70 0.03 0.07 62.05 07:30:16 5 33.51 0.00 1.61 0.23 0.06 64.58 07:30:16 6 34.80 0.00 1.72 0.08 0.06 63.33 07:30:16 7 33.63 0.00 1.53 0.47 0.06 64.31 07:40:07 all 36.84 0.00 1.71 0.08 0.07 61.30 07:40:07 0 34.04 0.00 1.51 0.04 0.07 64.33 07:40:07 1 38.22 0.00 2.08 0.06 0.07 59.57 07:40:07 2 38.65 0.00 1.72 0.06 0.07 59.50 07:40:07 3 39.63 0.00 1.80 0.05 0.07 58.45 07:40:07 4 33.70 0.00 1.67 0.08 0.06 64.49 07:40:07 5 36.87 0.00 1.60 0.05 0.07 61.42 07:40:07 6 36.70 0.00 1.32 0.14 0.07 61.77 07:40:07 7 36.96 0.00 1.97 0.12 0.07 60.88 Average: all 37.10 0.00 1.71 0.11 0.07 61.02 Average: 0 34.00 0.00 1.52 0.07 0.07 64.35 Average: 1 38.53 0.00 2.00 0.06 0.07 59.33 Average: 2 36.12 0.00 1.73 0.08 0.07 61.99 Average: 3 39.75 0.00 1.74 0.15 0.07 58.29 Average: 4 38.64 0.00 1.66 0.06 0.07 59.56 Average: 5 37.54 0.00 1.72 0.16 0.07 60.51 Average: 6 37.13 0.00 1.57 0.09 0.07 61.13 Average: 7 35.06 0.00 1.70 0.22 0.07 62.95