---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1054 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 871 24840 4 6379 30753 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:72:4f:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83606sec preferred_lft 83606sec inet6 fe80::f816:3eff:fe72:4f7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:7e:3c:68:58:5c 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-1054) 08/01/26 _x86_64_ (8 CPU) 02:32:24 LINUX RESTART (8 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 32.49 2.00 27.39 3.10 123.52 7999.99 13251.16 03:00:09 38.75 0.01 33.70 5.04 0.09 6112.00 19225.24 03:10:10 32.35 0.01 28.58 3.75 0.12 6411.00 12839.05 Average: 34.55 0.66 29.92 3.98 40.65 6832.17 15129.18 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 25469592 29225192 3083044 9.38 168972 3803080 3473496 10.24 738872 6196612 100752 03:00:09 25237380 29315344 2988588 9.09 201232 4058512 3648240 10.76 847008 6285568 15912 03:10:10 24637300 29235652 3064224 9.32 225836 4512656 3089624 9.11 974560 6681000 27868 Average: 25114757 29258729 3045285 9.27 198680 4124749 3403787 10.04 853480 6387727 48177 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 1221.52 1221.52 1162.43 1162.43 0.00 0.00 0.00 0.00 02:50:01 ens3 84.51 61.57 362.67 18.97 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:09 lo 2078.82 2078.82 1981.08 1981.08 0.00 0.00 0.00 0.00 03:00:09 ens3 43.41 31.56 18.19 13.56 0.00 0.00 0.00 0.00 03:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:10 lo 1484.65 1484.65 1413.52 1413.52 0.00 0.00 0.00 0.00 03:10:10 ens3 54.39 35.59 19.43 14.96 0.00 0.00 0.00 0.00 03:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1598.67 1598.67 1522.53 1522.53 0.00 0.00 0.00 0.00 Average: ens3 60.58 42.77 131.78 15.81 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-1054) 08/01/26 _x86_64_ (8 CPU) 02:32:24 LINUX RESTART (8 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 40.53 0.00 1.66 0.09 0.08 57.65 02:50:01 0 37.66 0.00 1.66 0.07 0.08 60.53 02:50:01 1 38.90 0.00 1.59 0.09 0.08 59.34 02:50:01 2 45.06 0.00 1.44 0.07 0.08 53.34 02:50:01 3 43.58 0.00 1.88 0.12 0.08 54.33 02:50:01 4 39.33 0.00 1.63 0.06 0.08 58.90 02:50:01 5 43.50 0.00 1.78 0.07 0.08 54.57 02:50:01 6 38.20 0.00 1.81 0.19 0.08 59.72 02:50:01 7 38.02 0.00 1.44 0.02 0.08 60.45 03:00:09 all 35.29 0.00 1.86 0.16 0.08 62.60 03:00:09 0 31.95 0.00 1.66 0.04 0.08 66.28 03:00:09 1 38.23 0.00 2.35 0.25 0.09 59.09 03:00:09 2 33.40 0.00 1.87 0.32 0.08 64.34 03:00:09 3 36.13 0.00 1.98 0.06 0.08 61.75 03:00:09 4 35.49 0.00 1.62 0.14 0.08 62.66 03:00:09 5 37.14 0.00 1.83 0.16 0.08 60.78 03:00:09 6 30.42 0.00 1.83 0.24 0.08 67.43 03:00:09 7 39.61 0.00 1.77 0.09 0.08 58.45 03:10:10 all 36.83 0.00 1.80 0.24 0.10 61.03 03:10:10 0 37.15 0.00 1.51 0.09 0.10 61.15 03:10:10 1 39.48 0.00 1.99 0.60 0.10 57.83 03:10:10 2 36.65 0.00 1.71 0.17 0.10 61.37 03:10:10 3 40.68 0.00 2.15 0.10 0.10 56.97 03:10:10 4 37.38 0.00 2.15 0.11 0.10 60.25 03:10:10 5 34.87 0.00 1.35 0.33 0.10 63.35 03:10:10 6 36.81 0.00 1.72 0.30 0.10 61.07 03:10:10 7 31.63 0.00 1.80 0.21 0.09 66.26 Average: all 37.53 0.00 1.77 0.16 0.09 60.45 Average: 0 35.56 0.00 1.61 0.06 0.08 62.68 Average: 1 38.87 0.00 1.98 0.32 0.09 58.75 Average: 2 38.32 0.00 1.67 0.19 0.09 59.73 Average: 3 40.10 0.00 2.00 0.09 0.09 57.72 Average: 4 37.39 0.00 1.80 0.11 0.09 60.62 Average: 5 38.47 0.00 1.65 0.19 0.09 59.60 Average: 6 35.11 0.00 1.79 0.24 0.09 62.77 Average: 7 36.42 0.00 1.67 0.11 0.08 61.71