---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8950 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 914 24953 4 6224 30710 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:f4:be:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84338sec preferred_lft 84338sec inet6 fe80::f816:3eff:fef4:be5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:0a:e6:7e:ff:69 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-8950) 04/28/26 _x86_64_ (8 CPU) 06:18:04 LINUX RESTART (8 CPU) 06:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 30.79 2.64 25.66 2.49 147.00 5156.50 8351.42 06:40:16 37.46 0.02 32.35 5.09 0.13 2562.62 33100.81 06:50:01 29.92 0.01 26.21 3.69 0.14 2843.62 13864.99 Average: 32.79 0.88 28.14 3.77 48.66 3511.45 18646.05 06:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 25691032 29262740 3047876 9.27 160720 3639560 3002932 8.86 703400 6024908 134964 06:40:16 25431552 29368596 2938388 8.94 193412 3936512 2871224 8.47 805140 6134572 102984 06:50:01 24906456 29307912 2994964 9.11 215096 4341888 2904576 8.57 933276 6491612 59664 Average: 25343013 29313083 2993743 9.11 189743 3972653 2926244 8.63 813939 6217031 99204 06:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 lo 1042.70 1042.70 991.82 991.82 0.00 0.00 0.00 0.00 06:30:01 ens3 77.24 60.11 661.17 11.97 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:16 lo 2239.38 2239.38 2134.07 2134.07 0.00 0.00 0.00 0.00 06:40:16 ens3 21.27 18.26 8.72 5.96 0.00 0.00 0.00 0.00 06:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1452.57 1452.57 1382.72 1382.72 0.00 0.00 0.00 0.00 06:50:01 ens3 23.70 20.09 9.63 7.03 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1587.21 1587.21 1511.46 1511.46 0.00 0.00 0.00 0.00 Average: ens3 40.56 32.69 224.62 8.30 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-8950) 04/28/26 _x86_64_ (8 CPU) 06:18:04 LINUX RESTART (8 CPU) 06:20:10 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 40.49 0.00 1.55 0.40 0.09 57.47 06:30:01 0 41.60 0.00 1.60 0.90 0.09 55.81 06:30:01 1 41.66 0.00 1.66 0.26 0.10 56.33 06:30:01 2 39.36 0.00 1.68 0.33 0.10 58.54 06:30:01 3 40.30 0.00 1.51 0.19 0.09 57.90 06:30:01 4 43.96 0.00 1.39 0.78 0.10 53.77 06:30:01 5 38.57 0.00 1.52 0.33 0.09 59.48 06:30:01 6 36.14 0.00 1.46 0.15 0.08 62.16 06:30:01 7 42.32 0.00 1.56 0.25 0.09 55.78 06:40:16 all 39.47 0.00 1.82 0.25 0.08 58.37 06:40:16 0 40.64 0.00 1.70 0.24 0.09 57.33 06:40:16 1 36.73 0.00 1.60 0.78 0.08 60.80 06:40:16 2 42.32 0.00 2.24 0.19 0.08 55.16 06:40:16 3 37.89 0.00 1.69 0.19 0.09 60.14 06:40:16 4 42.30 0.00 1.86 0.11 0.09 55.63 06:40:16 5 35.61 0.00 2.05 0.13 0.08 62.14 06:40:16 6 44.15 0.00 1.65 0.15 0.08 53.98 06:40:16 7 36.12 0.00 1.80 0.20 0.08 61.79 06:50:01 all 36.91 0.00 1.68 0.49 0.09 60.83 06:50:01 0 35.13 0.00 1.75 1.75 0.09 61.28 06:50:01 1 37.63 0.00 1.61 0.29 0.09 60.39 06:50:01 2 39.76 0.00 1.84 0.35 0.09 57.95 06:50:01 3 36.46 0.00 1.55 0.42 0.09 61.48 06:50:01 4 37.08 0.00 1.66 0.19 0.09 60.98 06:50:01 5 36.60 0.00 1.51 0.35 0.09 61.45 06:50:01 6 37.29 0.00 1.77 0.19 0.09 60.66 06:50:01 7 35.30 0.00 1.78 0.35 0.09 62.48 Average: all 38.97 0.00 1.69 0.38 0.09 58.88 Average: 0 39.16 0.00 1.68 0.95 0.09 58.11 Average: 1 38.65 0.00 1.62 0.45 0.09 59.19 Average: 2 40.50 0.00 1.93 0.29 0.09 57.19 Average: 3 38.22 0.00 1.59 0.27 0.09 59.84 Average: 4 41.15 0.00 1.64 0.36 0.09 56.76 Average: 5 36.91 0.00 1.70 0.27 0.08 61.04 Average: 6 39.26 0.00 1.62 0.16 0.09 58.86 Average: 7 37.90 0.00 1.71 0.27 0.09 60.03