---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21080 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 889 24928 4 6274 30735 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:df:31:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83485sec preferred_lft 83485sec inet6 fe80::f816:3eff:fedf:31c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:09:83:9d:b1:03 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-21080) 05/29/26 _x86_64_ (8 CPU) 02:31:25 LINUX RESTART (8 CPU) 02:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:13 26.80 2.52 21.90 2.38 139.60 4307.75 4795.70 03:00:01 34.36 0.11 29.72 4.53 5.24 2408.45 14032.00 03:10:12 34.57 0.01 30.39 4.16 0.13 3037.52 18389.40 Average: 31.91 0.88 27.34 3.69 48.36 3256.09 12427.10 02:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:13 25337468 28842712 3468020 10.55 157720 3577212 3596560 10.61 683024 6399216 10128 03:00:01 24839056 28874764 3431752 10.44 194624 4026016 3535852 10.43 807628 6729888 151192 03:10:12 24062972 28663292 3638148 11.07 220248 4521028 3589280 10.58 954164 7289472 175160 Average: 24746499 28793589 3512640 10.69 190864 4041419 3573897 10.54 814939 6806192 112160 02:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:13 lo 797.82 797.82 758.64 758.64 0.00 0.00 0.00 0.00 02:50:13 ens3 99.98 79.53 814.51 20.51 0.00 0.00 0.00 0.00 02:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1948.48 1948.48 1856.38 1856.38 0.00 0.00 0.00 0.00 03:00:01 ens3 45.89 31.05 18.04 13.47 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 03:10:12 lo 1570.11 1570.11 1494.86 1494.86 0.00 0.00 0.00 0.00 03:10:12 ens3 48.03 35.10 18.24 14.40 0.00 0.00 0.00 0.00 03:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1435.88 1435.88 1367.17 1367.17 0.00 0.00 0.00 0.00 Average: ens3 64.68 48.61 284.03 16.13 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-21080) 05/29/26 _x86_64_ (8 CPU) 02:31:25 LINUX RESTART (8 CPU) 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:13 all 37.87 0.00 1.53 0.19 0.14 60.27 02:50:13 0 35.40 0.00 1.37 0.29 0.15 62.78 02:50:13 1 39.55 0.00 1.73 0.14 0.17 58.41 02:50:13 2 38.91 0.00 1.53 0.06 0.15 59.35 02:50:13 3 37.27 0.00 1.49 0.78 0.13 60.33 02:50:13 4 40.54 0.00 1.72 0.11 0.12 57.51 02:50:13 5 36.78 0.00 1.41 0.08 0.13 61.61 02:50:13 6 38.39 0.00 1.47 0.04 0.14 59.96 02:50:13 7 36.11 0.00 1.50 0.04 0.11 62.25 03:00:01 all 34.58 0.00 1.76 0.14 0.10 63.42 03:00:01 0 30.33 0.00 1.78 0.30 0.21 67.38 03:00:01 1 37.04 0.00 1.97 0.13 0.09 60.76 03:00:01 2 34.13 0.00 1.59 0.15 0.09 64.04 03:00:01 3 35.90 0.00 1.87 0.08 0.09 62.06 03:00:01 4 34.96 0.00 1.80 0.02 0.09 63.13 03:00:01 5 35.71 0.00 1.96 0.22 0.09 62.02 03:00:01 6 34.50 0.00 1.77 0.08 0.09 63.56 03:00:01 7 34.04 0.00 1.33 0.12 0.09 64.42 03:10:12 all 36.94 0.00 1.78 0.07 0.11 61.10 03:10:12 0 31.57 0.00 1.74 0.17 0.11 66.42 03:10:12 1 34.95 0.00 1.73 0.11 0.10 63.11 03:10:12 2 39.54 0.00 2.03 0.05 0.11 58.27 03:10:12 3 39.31 0.00 1.64 0.03 0.12 58.90 03:10:12 4 36.24 0.00 1.58 0.05 0.11 62.01 03:10:12 5 43.04 0.00 2.05 0.04 0.11 54.76 03:10:12 6 33.01 0.00 1.68 0.05 0.10 65.16 03:10:12 7 37.90 0.00 1.78 0.09 0.11 60.13 Average: all 36.48 0.00 1.69 0.13 0.12 61.58 Average: 0 32.44 0.00 1.63 0.25 0.15 65.52 Average: 1 37.17 0.00 1.81 0.13 0.12 60.77 Average: 2 37.56 0.00 1.72 0.09 0.12 60.52 Average: 3 37.51 0.00 1.67 0.30 0.11 60.41 Average: 4 37.26 0.00 1.70 0.06 0.11 60.87 Average: 5 38.55 0.00 1.81 0.11 0.11 59.42 Average: 6 35.29 0.00 1.64 0.06 0.11 62.90 Average: 7 36.04 0.00 1.54 0.08 0.10 62.24