---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-775 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 897 24691 4 6503 30727 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:e8:bc:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83679sec preferred_lft 83679sec inet6 fe80::f816:3eff:fee8:bca7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:27:34:8a:1c:e8 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-775) 07/31/26 _x86_64_ (8 CPU) 02:31:26 LINUX RESTART (8 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 27.33 0.17 23.80 3.36 6.83 3018.81 12527.95 03:00:02 32.56 0.01 28.25 4.30 0.73 2496.66 15708.31 03:10:02 32.51 0.02 28.62 3.87 0.64 3288.27 9336.23 Average: 30.80 0.07 26.89 3.84 2.73 2935.00 12520.80 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 25719180 29540364 2766192 8.42 172508 3862512 2814512 8.30 739984 5928252 16176 03:00:02 25174004 29427864 2875120 8.75 203904 4224780 2839280 8.37 855744 6317512 31256 03:10:02 24019428 29285584 3012412 9.17 237244 5139476 2927876 8.63 1048852 7195728 418824 Average: 24970871 29417937 2884575 8.78 204552 4408923 2860556 8.44 881527 6480497 155419 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 1292.56 1292.56 1230.24 1230.24 0.00 0.00 0.00 0.00 02:50:02 ens3 56.94 41.03 23.29 15.82 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:02 lo 1806.38 1806.38 1720.96 1720.96 0.00 0.00 0.00 0.00 03:00:02 ens3 46.18 31.51 14.50 12.29 0.00 0.00 0.00 0.00 03:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:02 lo 1497.09 1497.09 1425.46 1425.46 0.00 0.00 0.00 0.00 03:10:02 ens3 61.42 44.46 158.11 18.01 0.00 0.00 0.00 0.00 03:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1531.85 1531.85 1458.73 1458.73 0.00 0.00 0.00 0.00 Average: ens3 54.86 39.01 65.37 15.38 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-775) 07/31/26 _x86_64_ (8 CPU) 02:31:26 LINUX RESTART (8 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 39.92 0.00 1.76 0.05 0.07 58.20 02:50:02 0 38.93 0.00 1.97 0.05 0.07 58.98 02:50:02 1 45.35 0.00 1.91 0.03 0.08 52.63 02:50:02 2 39.07 0.00 1.70 0.02 0.07 59.13 02:50:02 3 41.02 0.00 1.66 0.02 0.08 57.22 02:50:02 4 42.06 0.00 1.86 0.10 0.08 55.90 02:50:02 5 39.28 0.00 1.68 0.05 0.07 58.91 02:50:02 6 35.67 0.00 1.49 0.03 0.07 62.74 02:50:02 7 38.01 0.00 1.80 0.08 0.07 60.04 03:00:02 all 36.47 0.00 1.61 1.09 0.07 60.75 03:00:02 0 34.91 0.00 1.42 4.00 0.08 59.58 03:00:02 1 36.31 0.00 1.64 0.14 0.08 61.82 03:00:02 2 37.07 0.00 1.89 0.09 0.08 60.87 03:00:02 3 40.64 0.00 1.60 0.06 0.07 57.63 03:00:02 4 35.95 0.00 1.69 0.18 0.08 62.10 03:00:02 5 35.52 0.00 1.46 0.07 0.07 62.87 03:00:02 6 34.58 0.00 1.51 0.43 0.07 63.41 03:00:02 7 36.81 0.00 1.67 3.75 0.07 57.70 03:10:02 all 37.19 0.00 1.73 0.07 0.07 60.94 03:10:02 0 34.06 0.00 1.38 0.06 0.08 64.42 03:10:02 1 40.55 0.00 1.77 0.12 0.08 57.47 03:10:02 2 35.60 0.00 2.06 0.05 0.07 62.23 03:10:02 3 37.80 0.00 1.71 0.10 0.07 60.32 03:10:02 4 40.05 0.00 2.02 0.05 0.08 57.81 03:10:02 5 38.21 0.00 1.75 0.02 0.08 59.94 03:10:02 6 34.75 0.00 1.56 0.07 0.07 63.55 03:10:02 7 36.51 0.00 1.57 0.07 0.07 61.78 Average: all 37.86 0.00 1.70 0.40 0.07 59.96 Average: 0 35.97 0.00 1.59 1.37 0.07 61.00 Average: 1 40.74 0.00 1.78 0.10 0.08 57.31 Average: 2 37.25 0.00 1.88 0.05 0.07 60.74 Average: 3 39.82 0.00 1.66 0.06 0.07 58.39 Average: 4 39.36 0.00 1.86 0.11 0.08 58.60 Average: 5 37.67 0.00 1.63 0.05 0.07 60.57 Average: 6 35.00 0.00 1.52 0.18 0.07 63.23 Average: 7 37.11 0.00 1.68 1.30 0.07 59.84