---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8915 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 905 24893 4 6293 30719 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:d3:f2:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83661sec preferred_lft 83661sec inet6 fe80::f816:3eff:fed3:f2ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:02:7f:34:5d:fc 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-8915) 04/28/26 _x86_64_ (8 CPU) 02:31:24 LINUX RESTART (8 CPU) 02:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:05 27.85 0.73 24.04 3.09 27.56 4214.51 8977.96 03:00:01 37.69 0.01 32.70 4.97 0.11 2626.06 19368.39 03:10:05 32.59 0.01 28.60 3.98 0.09 3007.90 10723.14 Average: 32.70 0.25 28.44 4.01 9.25 3283.66 13004.11 02:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:05 25712760 29396664 2911804 8.86 168748 3738468 2993604 8.83 739408 5963532 111948 03:00:01 25415704 29489800 2814748 8.57 200448 4060848 2930364 8.64 847612 6119188 103084 03:10:05 24674704 29197496 3103048 9.44 225388 4445452 3113660 9.18 974552 6670572 17284 Average: 25267723 29361320 2943200 8.96 198195 4081589 3012543 8.88 853857 6251097 77439 02:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:05 lo 1276.76 1276.76 1215.15 1215.15 0.00 0.00 0.00 0.00 02:50:05 ens3 88.88 63.48 346.59 18.97 0.00 0.00 0.00 0.00 02:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 2089.08 2089.08 1990.58 1990.58 0.00 0.00 0.00 0.00 03:00:01 ens3 50.08 33.50 18.47 13.74 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:05 lo 1504.12 1504.12 1431.93 1431.93 0.00 0.00 0.00 0.00 03:10:05 ens3 54.91 36.48 19.53 15.19 0.00 0.00 0.00 0.00 03:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1622.03 1622.03 1544.65 1544.65 0.00 0.00 0.00 0.00 Average: ens3 64.63 44.49 128.20 15.97 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-8915) 04/28/26 _x86_64_ (8 CPU) 02:31:24 LINUX RESTART (8 CPU) 02:40:05 CPU %user %nice %system %iowait %steal %idle 02:50:05 all 40.99 0.00 1.71 0.06 0.08 57.16 02:50:05 0 36.80 0.00 1.61 0.07 0.08 61.44 02:50:05 1 43.29 0.00 1.49 0.03 0.08 55.11 02:50:05 2 43.75 0.00 2.02 0.05 0.08 54.10 02:50:05 3 44.33 0.00 2.06 0.05 0.08 53.49 02:50:05 4 42.57 0.00 1.50 0.04 0.08 55.82 02:50:05 5 40.80 0.00 1.71 0.05 0.07 57.37 02:50:05 6 39.22 0.00 1.52 0.04 0.08 59.14 02:50:05 7 37.18 0.00 1.73 0.18 0.07 60.84 03:00:01 all 35.73 0.00 1.82 0.08 0.09 62.29 03:00:01 0 32.20 0.00 1.85 0.10 0.09 65.77 03:00:01 1 34.42 0.00 1.83 0.06 0.08 63.61 03:00:01 2 37.44 0.00 2.10 0.12 0.08 60.27 03:00:01 3 36.45 0.00 1.67 0.06 0.09 61.74 03:00:01 4 36.26 0.00 1.72 0.05 0.09 61.87 03:00:01 5 37.92 0.00 1.91 0.05 0.08 60.04 03:00:01 6 35.61 0.00 1.90 0.09 0.09 62.31 03:00:01 7 35.57 0.00 1.57 0.09 0.09 62.68 03:10:05 all 36.59 0.00 1.78 0.12 0.08 61.43 03:10:05 0 38.30 0.00 1.81 0.05 0.08 59.75 03:10:05 1 35.44 0.00 1.66 0.37 0.08 62.44 03:10:05 2 37.60 0.00 1.84 0.10 0.08 60.38 03:10:05 3 36.44 0.00 1.79 0.05 0.08 61.64 03:10:05 4 39.91 0.00 1.87 0.17 0.08 57.97 03:10:05 5 34.71 0.00 1.86 0.07 0.08 63.28 03:10:05 6 33.93 0.00 1.64 0.14 0.08 64.21 03:10:05 7 36.40 0.00 1.73 0.03 0.08 61.76 Average: all 37.78 0.00 1.77 0.09 0.08 60.29 Average: 0 35.78 0.00 1.76 0.07 0.08 62.30 Average: 1 37.72 0.00 1.66 0.15 0.08 60.39 Average: 2 39.60 0.00 1.98 0.09 0.08 58.25 Average: 3 39.07 0.00 1.84 0.05 0.08 58.95 Average: 4 39.59 0.00 1.70 0.09 0.08 58.54 Average: 5 37.80 0.00 1.82 0.05 0.08 60.24 Average: 6 36.25 0.00 1.69 0.09 0.08 61.89 Average: 7 36.38 0.00 1.68 0.10 0.08 61.76