---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34315 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 896 24747 4 6448 30728 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:32:d9:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84295sec preferred_lft 84295sec inet6 fe80::f816:3eff:fe32:d91d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:4c:b2:fe:dc:6b 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-34315) 07/09/26 _x86_64_ (8 CPU) 14:13:50 LINUX RESTART (8 CPU) 14:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:08 24.34 0.16 21.43 2.75 6.41 2532.71 5986.50 14:40:08 35.38 0.00 30.79 4.58 0.05 3125.25 27926.28 Average: 29.95 0.08 26.19 3.68 3.18 2833.94 17140.14 14:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:08 25499944 29264536 3043868 9.26 166996 3813740 3163492 9.33 779140 6125952 76 14:40:08 25020632 29370724 2933388 8.93 208432 4303936 3380080 9.97 925692 6403888 29884 Average: 25260288 29317630 2988628 9.09 187714 4058838 3271786 9.65 852416 6264920 14980 14:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:08 lo 959.40 959.40 912.35 912.35 0.00 0.00 0.00 0.00 14:30:08 ens3 20.43 17.24 10.94 5.95 0.00 0.00 0.00 0.00 14:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:08 lo 2003.63 2003.63 1908.65 1908.65 0.00 0.00 0.00 0.00 14:40:08 ens3 25.15 20.33 7.73 6.80 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1490.26 1490.26 1418.84 1418.84 0.00 0.00 0.00 0.00 Average: ens3 22.83 18.81 9.31 6.38 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-34315) 07/09/26 _x86_64_ (8 CPU) 14:13:50 LINUX RESTART (8 CPU) 14:20:28 CPU %user %nice %system %iowait %steal %idle 14:30:08 all 34.75 0.00 1.39 0.18 0.09 63.59 14:30:08 0 34.20 0.00 1.42 0.05 0.09 64.24 14:30:08 1 37.15 0.00 1.33 0.05 0.10 61.38 14:30:08 2 39.48 0.00 1.58 0.11 0.10 58.73 14:30:08 3 33.67 0.00 1.57 0.26 0.09 64.40 14:30:08 4 28.69 0.00 1.22 0.13 0.08 69.88 14:30:08 5 34.85 0.00 1.45 0.36 0.09 63.25 14:30:08 6 36.48 0.00 1.18 0.06 0.09 62.19 14:30:08 7 33.54 0.00 1.37 0.38 0.09 64.63 14:40:08 all 40.40 0.00 1.96 0.23 0.12 57.30 14:40:08 0 39.38 0.00 1.68 0.05 0.11 58.78 14:40:08 1 37.38 0.00 1.95 0.04 0.12 60.52 14:40:08 2 46.00 0.00 2.07 0.31 0.14 51.48 14:40:08 3 37.84 0.00 1.90 0.55 0.11 59.60 14:40:08 4 39.17 0.00 1.84 0.08 0.12 58.79 14:40:08 5 42.96 0.00 2.28 0.20 0.12 54.43 14:40:08 6 38.49 0.00 1.87 0.16 0.11 59.37 14:40:08 7 41.97 0.00 2.07 0.41 0.12 55.43 Average: all 37.62 0.00 1.68 0.20 0.11 60.40 Average: 0 36.83 0.00 1.55 0.05 0.10 61.46 Average: 1 37.26 0.00 1.64 0.05 0.11 60.94 Average: 2 42.80 0.00 1.83 0.21 0.12 55.04 Average: 3 35.79 0.00 1.74 0.41 0.10 61.96 Average: 4 34.00 0.00 1.53 0.11 0.10 64.26 Average: 5 38.97 0.00 1.87 0.28 0.11 58.77 Average: 6 37.50 0.00 1.53 0.11 0.10 60.76 Average: 7 37.83 0.00 1.72 0.39 0.11 59.96