---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12972 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 900 24781 4 6409 30723 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:16:a0:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84014sec preferred_lft 84014sec inet6 fe80::f816:3eff:fe16:a086/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:34:a5:b0:26:08 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-12972) 05/12/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 64.27 10.11 51.13 3.03 1590.30 11626.65 7526.96 13:20:01 29.68 0.16 25.70 3.82 6.01 2263.10 13928.93 13:30:01 51.28 0.01 32.04 19.23 0.24 3291.33 524519.49 Average: 48.42 3.43 36.30 8.69 532.93 5731.21 181869.72 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26359768 29725336 2586792 7.87 146460 3472016 3141500 9.26 701432 5385896 9412 13:20:01 25515424 29334664 2972604 9.05 178404 3850288 3007312 8.87 822180 6059280 44352 13:30:01 24458900 29005756 3295816 10.03 216828 4481300 3330448 9.82 992416 6887276 118136 Average: 25444697 29355252 2951737 8.98 180564 3934535 3159753 9.32 838676 6110817 57300 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1002.40 1002.40 955.14 955.14 0.00 0.00 0.00 0.00 13:10:01 ens3 161.41 124.55 1203.37 28.35 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1534.15 1534.15 1460.06 1460.06 0.00 0.00 0.00 0.00 13:20:01 ens3 55.24 36.85 18.81 13.63 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 1703.99 1703.99 1622.17 1622.17 0.00 0.00 0.00 0.00 13:30:01 ens3 51.91 37.90 19.58 15.38 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1413.22 1413.22 1345.51 1345.51 0.00 0.00 0.00 0.00 Average: ens3 89.57 66.47 414.48 19.13 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-12972) 05/12/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.09 0.00 1.34 1.32 0.06 69.19 13:10:01 0 26.31 0.00 1.32 0.87 0.06 71.44 13:10:01 1 29.59 0.00 1.54 1.88 0.07 66.93 13:10:01 2 28.22 0.00 1.27 0.38 0.06 70.07 13:10:01 3 28.54 0.00 1.69 1.84 0.07 67.86 13:10:01 4 30.06 0.00 1.17 0.66 0.07 68.05 13:10:01 5 26.42 0.00 1.14 0.90 0.06 71.48 13:10:01 6 25.37 0.00 1.22 3.09 0.06 70.26 13:10:01 7 30.19 0.00 1.38 0.93 0.07 67.43 13:20:01 all 35.77 0.00 1.63 0.08 0.08 62.44 13:20:01 0 35.10 0.00 1.56 0.04 0.08 63.22 13:20:01 1 37.59 0.00 1.69 0.15 0.08 60.50 13:20:01 2 37.25 0.00 1.68 0.06 0.08 60.94 13:20:01 3 34.92 0.00 1.39 0.04 0.08 63.58 13:20:01 4 34.34 0.00 1.75 0.06 0.08 63.77 13:20:01 5 38.94 0.00 1.74 0.04 0.08 59.20 13:20:01 6 34.74 0.00 1.68 0.04 0.08 63.46 13:20:01 7 33.30 0.00 1.53 0.24 0.07 64.86 13:30:01 all 37.83 0.00 1.79 0.15 0.08 60.15 13:30:01 0 33.30 0.00 1.66 0.03 0.08 64.93 13:30:01 1 41.34 0.00 1.82 0.06 0.09 56.69 13:30:01 2 39.69 0.00 2.27 0.28 0.08 57.67 13:30:01 3 34.75 0.00 1.72 0.10 0.08 63.36 13:30:01 4 39.34 0.00 1.72 0.22 0.08 58.64 13:30:01 5 37.90 0.00 1.70 0.25 0.08 60.07 13:30:01 6 38.98 0.00 1.56 0.05 0.08 59.33 13:30:01 7 37.39 0.00 1.89 0.18 0.07 60.46 Average: all 33.89 0.00 1.59 0.52 0.07 63.93 Average: 0 31.57 0.00 1.51 0.32 0.07 66.53 Average: 1 36.16 0.00 1.68 0.70 0.08 61.38 Average: 2 35.05 0.00 1.74 0.24 0.07 62.90 Average: 3 32.73 0.00 1.60 0.66 0.07 64.94 Average: 4 34.58 0.00 1.55 0.31 0.07 63.49 Average: 5 34.41 0.00 1.53 0.40 0.07 63.60 Average: 6 33.02 0.00 1.49 1.06 0.07 64.36 Average: 7 33.63 0.00 1.60 0.45 0.07 64.25