---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22258 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 895 24664 4 6532 30729 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:b2:3c:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84344sec preferred_lft 84344sec inet6 fe80::f816:3eff:feb2:3c93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:e6:80:d7:c5:0a 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-22258) 06/01/26 _x86_64_ (8 CPU) 15:13:21 LINUX RESTART (8 CPU) 15:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:11 25.17 0.16 21.91 3.10 5.87 2231.17 9416.70 15:40:13 34.28 0.01 30.00 4.27 0.09 3102.16 16985.21 Average: 29.73 0.08 25.96 3.69 2.98 2666.83 13202.37 15:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:11 25155116 29146088 3161080 9.62 175552 4023692 3265356 9.63 882156 6363840 111560 15:40:13 24457532 29034112 3268768 9.95 211212 4519692 3320404 9.79 1025044 6858920 132776 Average: 24806324 29090100 3214924 9.78 193382 4271692 3292880 9.71 953600 6611380 122168 15:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:11 lo 1300.04 1300.04 1237.49 1237.49 0.00 0.00 0.00 0.00 15:30:11 ens3 26.74 20.49 11.35 6.39 0.00 0.00 0.00 0.00 15:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:13 lo 1857.14 1857.14 1769.11 1769.11 0.00 0.00 0.00 0.00 15:40:13 ens3 22.03 19.11 7.17 6.58 0.00 0.00 0.00 0.00 15:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1578.69 1578.69 1503.40 1503.40 0.00 0.00 0.00 0.00 Average: ens3 24.38 19.80 9.26 6.48 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-22258) 06/01/26 _x86_64_ (8 CPU) 15:13:21 LINUX RESTART (8 CPU) 15:20:10 CPU %user %nice %system %iowait %steal %idle 15:30:11 all 34.04 0.00 1.42 0.79 0.09 63.67 15:30:11 0 34.59 0.00 1.47 1.00 0.09 62.85 15:30:11 1 33.95 0.00 1.29 0.71 0.08 63.97 15:30:11 2 34.36 0.00 1.63 0.90 0.09 63.02 15:30:11 3 36.29 0.00 1.52 0.73 0.09 61.38 15:30:11 4 35.07 0.00 1.60 0.61 0.09 62.63 15:30:11 5 34.12 0.00 1.38 1.05 0.08 63.37 15:30:11 6 33.55 0.00 1.07 0.27 0.09 65.03 15:30:11 7 30.37 0.00 1.41 1.06 0.08 67.08 15:40:13 all 38.55 0.00 1.82 0.99 0.10 58.54 15:40:13 0 38.65 0.00 1.75 0.56 0.10 58.95 15:40:13 1 34.57 0.00 1.84 1.10 0.09 62.40 15:40:13 2 43.08 0.00 1.83 0.53 0.10 54.45 15:40:13 3 37.83 0.00 1.87 1.39 0.14 58.77 15:40:13 4 37.77 0.00 1.75 0.93 0.10 59.44 15:40:13 5 43.03 0.00 1.76 2.21 0.10 52.91 15:40:13 6 34.02 0.00 1.87 0.90 0.09 63.12 15:40:13 7 39.43 0.00 1.88 0.35 0.09 58.25 Average: all 36.29 0.00 1.62 0.89 0.09 61.10 Average: 0 36.62 0.00 1.61 0.78 0.09 60.90 Average: 1 34.26 0.00 1.56 0.90 0.09 63.19 Average: 2 38.73 0.00 1.73 0.71 0.09 58.73 Average: 3 37.06 0.00 1.70 1.06 0.12 60.07 Average: 4 36.42 0.00 1.68 0.77 0.10 61.04 Average: 5 38.57 0.00 1.57 1.63 0.09 58.14 Average: 6 33.79 0.00 1.47 0.58 0.09 64.07 Average: 7 34.90 0.00 1.64 0.71 0.09 62.67