---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36391 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: 5600.00 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 906 24728 4 6457 30718 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:19:1a:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84328sec preferred_lft 84328sec inet6 fe80::f816:3eff:fe19:1ab7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:8b:dd:d0:28:83 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-36391) 07/16/26 _x86_64_ (8 CPU) 10:52:29 LINUX RESTART (8 CPU) 11:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 26.40 0.17 22.83 3.40 5.95 2334.00 14093.39 11:20:00 32.49 0.01 28.35 4.13 0.08 3006.16 15558.61 Average: 29.44 0.09 25.59 3.77 3.01 2670.08 14826.00 11:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 24959744 28947624 3358812 10.22 174940 4016868 3362136 9.91 818944 6613016 175120 11:20:00 24710508 29122092 3180596 9.68 211580 4356616 3545660 10.46 938164 6694576 36124 Average: 24835126 29034858 3269704 9.95 193260 4186742 3453898 10.19 878554 6653796 105622 11:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 1441.73 1441.73 1372.63 1372.63 0.00 0.00 0.00 0.00 11:10:00 ens3 22.34 19.17 11.62 6.73 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 1833.39 1833.39 1746.69 1746.69 0.00 0.00 0.00 0.00 11:20:00 ens3 25.95 21.13 8.18 6.94 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1637.56 1637.56 1559.66 1559.66 0.00 0.00 0.00 0.00 Average: ens3 24.14 20.15 9.90 6.83 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-36391) 07/16/26 _x86_64_ (8 CPU) 10:52:29 LINUX RESTART (8 CPU) 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 35.79 0.00 1.46 0.11 0.07 62.56 11:10:00 0 33.54 0.00 1.43 0.07 0.08 64.87 11:10:00 1 35.00 0.00 1.66 0.07 0.08 63.19 11:10:00 2 40.34 0.00 1.68 0.07 0.08 57.83 11:10:00 3 41.66 0.00 1.50 0.13 0.08 56.63 11:10:00 4 36.84 0.00 1.38 0.26 0.08 61.45 11:10:00 5 32.26 0.00 1.36 0.05 0.07 66.27 11:10:00 6 30.40 0.00 1.27 0.18 0.07 68.08 11:10:00 7 36.29 0.00 1.40 0.09 0.07 62.15 11:20:00 all 39.14 0.00 1.74 1.95 0.08 57.08 11:20:00 0 36.57 0.00 1.58 1.02 0.09 60.74 11:20:00 1 41.92 0.00 2.37 0.75 0.09 54.87 11:20:00 2 40.91 0.00 1.76 0.91 0.08 56.34 11:20:00 3 40.90 0.00 1.72 1.36 0.09 55.94 11:20:00 4 39.28 0.00 1.68 1.20 0.09 57.75 11:20:00 5 38.11 0.00 1.67 2.15 0.08 57.99 11:20:00 6 32.42 0.00 1.66 6.14 0.08 59.69 11:20:00 7 43.00 0.00 1.50 2.09 0.08 53.32 Average: all 37.46 0.00 1.60 1.03 0.08 59.82 Average: 0 35.06 0.00 1.51 0.55 0.08 62.81 Average: 1 38.45 0.00 2.01 0.41 0.08 59.04 Average: 2 40.62 0.00 1.72 0.49 0.08 57.09 Average: 3 41.28 0.00 1.61 0.74 0.08 56.29 Average: 4 38.06 0.00 1.53 0.73 0.08 59.60 Average: 5 35.18 0.00 1.51 1.10 0.08 62.14 Average: 6 31.41 0.00 1.47 3.16 0.07 63.89 Average: 7 39.65 0.00 1.45 1.09 0.08 57.74