---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32598 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: 5600.00 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 935 24713 4 6443 30689 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:2e:f2:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84426sec preferred_lft 84426sec inet6 fe80::f816:3eff:fe2e:f2d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:12:b5:31:96:a8 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-32598) 07/03/26 _x86_64_ (8 CPU) 08:07:51 LINUX RESTART (8 CPU) 08:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:19 32.60 1.35 27.96 3.28 257.11 4785.00 8394.55 08:30:10 37.26 0.02 32.38 4.87 0.14 2635.48 26780.36 08:40:19 35.70 0.08 31.63 4.00 8.23 7671.56 11283.11 Average: 35.18 0.48 30.65 4.05 88.53 5056.70 15405.94 08:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:19 25280020 29051464 3257360 9.91 165268 3825476 3341712 9.85 765500 6365820 101480 08:30:10 25031192 29121556 3183524 9.69 196720 4078448 3777296 11.14 870788 6475108 17936 08:40:19 25368712 31473452 824200 2.51 229708 5969516 1399964 4.13 1568264 5302960 29476 Average: 25226641 29882157 2421695 7.37 197232 4624480 2839657 8.37 1068184 6047963 49631 08:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:19 lo 1300.37 1300.37 1237.66 1237.66 0.00 0.00 0.00 0.00 08:20:19 ens3 56.39 43.58 398.96 10.33 0.00 0.00 0.00 0.00 08:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:10 lo 2116.52 2116.52 2016.76 2016.76 0.00 0.00 0.00 0.00 08:30:10 ens3 22.75 18.71 9.15 6.19 0.00 0.00 0.00 0.00 08:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:19 lo 1225.64 1225.64 1166.54 1166.54 0.00 0.00 0.00 0.00 08:40:19 ens3 54.81 44.47 192.76 39.35 0.00 0.00 0.00 0.00 08:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1542.91 1542.91 1469.26 1469.26 0.00 0.00 0.00 0.00 Average: ens3 44.82 35.72 201.24 18.79 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-32598) 07/03/26 _x86_64_ (8 CPU) 08:07:51 LINUX RESTART (8 CPU) 08:10:19 CPU %user %nice %system %iowait %steal %idle 08:20:19 all 40.98 0.00 1.62 0.07 0.08 57.24 08:20:19 0 39.82 0.00 1.59 0.06 0.08 58.45 08:20:19 1 45.32 0.00 1.81 0.06 0.09 52.73 08:20:19 2 47.33 0.00 1.74 0.03 0.09 50.81 08:20:19 3 41.98 0.00 1.64 0.06 0.08 56.24 08:20:19 4 38.27 0.00 1.60 0.12 0.08 59.93 08:20:19 5 37.53 0.00 1.64 0.07 0.08 60.69 08:20:19 6 39.28 0.00 1.41 0.13 0.08 59.10 08:20:19 7 38.34 0.00 1.53 0.07 0.07 59.99 08:30:10 all 35.13 0.00 1.77 0.08 0.08 62.95 08:30:10 0 33.78 0.00 1.73 0.08 0.07 64.34 08:30:10 1 39.58 0.00 2.18 0.04 0.08 58.12 08:30:10 2 34.54 0.00 2.01 0.02 0.08 63.35 08:30:10 3 38.68 0.00 1.67 0.10 0.08 59.48 08:30:10 4 37.92 0.00 1.75 0.15 0.08 60.10 08:30:10 5 32.89 0.00 1.78 0.12 0.07 65.14 08:30:10 6 28.65 0.00 1.52 0.05 0.07 69.71 08:30:10 7 35.00 0.00 1.55 0.06 0.08 63.32 08:40:19 all 33.64 0.00 1.60 0.15 0.08 64.53 08:40:19 0 30.75 0.00 1.53 0.09 0.08 67.55 08:40:19 1 37.44 0.00 1.85 0.04 0.08 60.59 08:40:19 2 34.03 0.00 1.63 0.37 0.08 63.89 08:40:19 3 38.43 0.00 1.67 0.25 0.08 59.57 08:40:19 4 31.56 0.00 1.58 0.02 0.08 66.76 08:40:19 5 29.26 0.00 1.29 0.19 0.07 69.18 08:40:19 6 31.62 0.00 1.65 0.09 0.08 66.57 08:40:19 7 36.05 0.00 1.61 0.13 0.08 62.13 Average: all 36.58 0.00 1.66 0.10 0.08 61.58 Average: 0 34.77 0.00 1.61 0.08 0.08 63.47 Average: 1 40.77 0.00 1.95 0.05 0.08 57.16 Average: 2 38.63 0.00 1.79 0.14 0.08 59.36 Average: 3 39.70 0.00 1.66 0.14 0.08 58.43 Average: 4 35.89 0.00 1.64 0.10 0.08 62.30 Average: 5 33.21 0.00 1.57 0.13 0.07 65.02 Average: 6 33.20 0.00 1.52 0.09 0.08 65.11 Average: 7 36.47 0.00 1.56 0.09 0.08 61.81