---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30746 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 903 24874 4 6314 30721 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:a2:dd:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83952sec preferred_lft 83952sec inet6 fe80::f816:3eff:fea2:dd12/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:2c:94:a6:5a:af 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-30746) 06/26/26 _x86_64_ (8 CPU) 05:44:34 LINUX RESTART (8 CPU) 05:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:10 54.97 4.66 47.62 2.69 266.91 6173.61 8693.72 06:10:00 29.31 0.13 25.41 3.77 5.44 2206.81 11277.46 06:20:10 33.33 0.01 29.26 4.06 0.10 3238.45 13700.59 Average: 39.25 1.61 34.14 3.51 91.14 3883.26 11232.32 05:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:10 25731704 29055780 3257008 9.91 145088 3427200 3447136 10.17 635884 6073684 252 06:10:00 25437540 29181080 3127016 9.52 175900 3774184 3197008 9.43 749164 6215132 43292 06:20:10 24373212 28725200 3577776 10.89 214252 4291824 3701952 10.92 898580 7066256 13584 Average: 25180819 28987353 3320600 10.10 178413 3831069 3448699 10.17 761209 6451691 19043 05:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:10 lo 846.22 846.22 805.78 805.78 0.00 0.00 0.00 0.00 06:00:10 ens3 132.37 96.12 1071.87 18.42 0.00 0.00 0.00 0.00 06:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:00 lo 1670.26 1670.26 1590.47 1590.47 0.00 0.00 0.00 0.00 06:10:00 ens3 21.78 17.29 9.25 5.72 0.00 0.00 0.00 0.00 06:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:10 lo 1682.06 1682.06 1601.78 1601.78 0.00 0.00 0.00 0.00 06:20:10 ens3 22.06 18.59 8.82 6.55 0.00 0.00 0.00 0.00 06:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1398.48 1398.48 1331.69 1331.69 0.00 0.00 0.00 0.00 Average: ens3 58.89 44.11 364.72 10.25 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-30746) 06/26/26 _x86_64_ (8 CPU) 05:44:34 LINUX RESTART (8 CPU) 05:50:06 CPU %user %nice %system %iowait %steal %idle 06:00:10 all 29.82 0.00 1.36 0.17 0.06 68.59 06:00:10 0 28.35 0.00 1.25 0.08 0.06 70.26 06:00:10 1 35.32 0.00 1.65 0.29 0.07 62.68 06:00:10 2 27.95 0.00 1.40 0.46 0.06 70.13 06:00:10 3 29.45 0.00 1.35 0.05 0.06 69.10 06:00:10 4 29.68 0.00 1.51 0.13 0.06 68.61 06:00:10 5 31.01 0.00 1.24 0.20 0.06 67.49 06:00:10 6 28.40 0.00 1.36 0.09 0.05 70.09 06:00:10 7 28.42 0.00 1.08 0.07 0.05 70.37 06:10:00 all 34.25 0.00 1.68 0.43 0.07 63.58 06:10:00 0 35.85 0.00 1.49 0.10 0.07 62.50 06:10:00 1 33.51 0.00 2.00 0.25 0.07 64.17 06:10:00 2 32.73 0.00 1.91 0.40 0.07 64.90 06:10:00 3 35.25 0.00 1.58 1.34 0.07 61.76 06:10:00 4 38.74 0.00 2.02 0.34 0.07 58.82 06:10:00 5 31.21 0.00 1.50 0.26 0.07 66.96 06:10:00 6 31.48 0.00 1.64 0.22 0.06 66.59 06:10:00 7 35.20 0.00 1.29 0.50 0.07 62.94 06:20:10 all 37.55 0.00 1.73 0.17 0.09 60.46 06:20:10 0 35.65 0.00 1.76 0.30 0.09 62.20 06:20:10 1 37.79 0.00 2.03 0.08 0.08 60.01 06:20:10 2 41.95 0.00 2.04 0.22 0.09 55.69 06:20:10 3 35.45 0.00 1.77 0.28 0.08 62.41 06:20:10 4 38.34 0.00 1.68 0.07 0.08 59.83 06:20:10 5 39.24 0.00 1.47 0.08 0.09 59.12 06:20:10 6 39.27 0.00 1.41 0.04 0.09 59.19 06:20:10 7 32.68 0.00 1.71 0.29 0.08 65.24 Average: all 33.88 0.00 1.59 0.25 0.07 64.21 Average: 0 33.27 0.00 1.50 0.16 0.07 65.00 Average: 1 35.56 0.00 1.89 0.21 0.07 62.27 Average: 2 34.24 0.00 1.78 0.36 0.07 63.54 Average: 3 33.37 0.00 1.57 0.55 0.07 64.44 Average: 4 35.57 0.00 1.73 0.18 0.07 62.44 Average: 5 33.85 0.00 1.40 0.18 0.07 64.49 Average: 6 33.09 0.00 1.47 0.12 0.07 65.26 Average: 7 32.08 0.00 1.36 0.28 0.07 66.21