---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29731 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 894 24524 4 6672 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:79:3c:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:fe79:3ca2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:fa:36:f9:60:62 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-29731) 06/23/26 _x86_64_ (8 CPU) 07:01:21 LINUX RESTART (8 CPU) 07:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:10 44.08 0.15 25.62 18.31 5.85 8534.83 524777.74 07:30:14 30.97 0.01 27.14 3.82 0.11 3125.01 14280.83 Average: 37.51 0.08 26.38 11.04 2.97 5823.34 268908.91 07:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:10 24836992 29036908 3268292 9.95 177208 4221724 3363536 9.92 966016 6571456 128332 07:30:14 24564428 29255528 3045300 9.27 217676 4625148 2965040 8.74 1105804 6642608 14112 Average: 24700710 29146218 3156796 9.61 197442 4423436 3164288 9.33 1035910 6607032 71222 07:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:10 lo 1579.28 1579.28 1503.63 1503.63 0.00 0.00 0.00 0.00 07:20:10 ens3 21.99 18.57 9.55 6.18 0.00 0.00 0.00 0.00 07:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:14 lo 1690.10 1690.10 1609.58 1609.58 0.00 0.00 0.00 0.00 07:30:14 ens3 20.96 18.51 8.66 6.53 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1634.83 1634.83 1556.73 1556.73 0.00 0.00 0.00 0.00 Average: ens3 21.47 18.54 9.10 6.35 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-29731) 06/23/26 _x86_64_ (8 CPU) 07:01:21 LINUX RESTART (8 CPU) 07:10:08 CPU %user %nice %system %iowait %steal %idle 07:20:10 all 34.03 0.00 1.45 1.81 0.07 62.63 07:20:10 0 33.67 0.00 1.35 0.12 0.07 64.79 07:20:10 1 37.27 0.00 1.65 5.86 0.08 55.15 07:20:10 2 32.53 0.00 1.54 0.06 0.08 65.81 07:20:10 3 32.17 0.00 1.31 1.88 0.08 64.56 07:20:10 4 35.68 0.00 1.53 1.26 0.07 61.46 07:20:10 5 32.59 0.00 1.33 3.71 0.07 62.30 07:20:10 6 36.43 0.00 1.56 0.13 0.07 61.81 07:20:10 7 31.95 0.00 1.34 1.48 0.08 65.16 07:30:14 all 36.38 0.00 1.69 1.01 0.08 60.84 07:30:14 0 36.39 0.00 1.57 0.94 0.08 61.02 07:30:14 1 43.12 0.00 1.91 3.02 0.08 51.87 07:30:14 2 35.55 0.00 1.77 1.51 0.07 61.10 07:30:14 3 35.23 0.00 1.51 0.52 0.08 62.67 07:30:14 4 34.26 0.00 1.90 0.61 0.07 63.15 07:30:14 5 33.52 0.00 1.76 0.33 0.07 64.32 07:30:14 6 40.18 0.00 1.53 0.62 0.08 57.58 07:30:14 7 32.81 0.00 1.57 0.53 0.10 65.00 Average: all 35.21 0.00 1.57 1.41 0.08 61.73 Average: 0 35.03 0.00 1.46 0.53 0.08 62.90 Average: 1 40.20 0.00 1.78 4.44 0.08 53.51 Average: 2 34.04 0.00 1.65 0.78 0.07 63.45 Average: 3 33.70 0.00 1.41 1.20 0.08 63.62 Average: 4 34.97 0.00 1.72 0.94 0.07 62.31 Average: 5 33.06 0.00 1.54 2.02 0.07 63.31 Average: 6 38.31 0.00 1.55 0.38 0.08 59.69 Average: 7 32.38 0.00 1.45 1.00 0.09 65.08