---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37008 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 18G 138G 12% / 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 770 19140 4 12181 30854 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:e4:b8:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84512sec preferred_lft 84512sec inet6 fe80::f816:3eff:fee4:b8e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:85:1a:32:87:a2 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 inet6 fe80::3c85:1aff:fe32:87a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37008) 07/19/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 21.04 0.50 20.03 0.51 17.60 15288.81 299.61 00:30:00 31.09 1.85 28.20 1.04 309.02 10020.29 2551.54 Average: 26.08 1.17 24.12 0.78 163.65 12648.37 1428.22 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 18798200 27543188 4746992 14.45 189344 8608780 4903480 14.46 2078256 11336880 956 00:30:00 19893432 31684964 587672 1.79 228588 11480008 1223228 3.61 3055312 9092280 100 Average: 19345816 29614076 2667332 8.12 208966 10044394 3063354 9.03 2566784 10214580 528 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 214.93 214.93 210.63 210.63 0.00 0.00 0.00 0.00 00:20:00 ens3 71.47 55.38 323.07 14.06 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 15.96 15.96 1.80 1.80 0.00 0.00 0.00 0.00 00:30:00 ens3 179.79 192.72 246.16 2755.70 0.00 0.00 0.00 0.00 00:30:00 docker0 90.14 84.84 1376.87 10.80 0.00 0.00 0.00 0.00 Average: lo 115.21 115.21 105.97 105.97 0.00 0.00 0.00 0.00 Average: ens3 125.76 124.21 284.52 1388.10 0.00 0.00 0.00 0.00 Average: docker0 45.18 42.52 690.05 5.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37008) 07/19/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 28.30 0.00 1.36 0.10 0.08 70.17 00:20:00 0 28.23 0.00 1.15 0.05 0.07 70.50 00:20:00 1 27.49 0.00 1.41 0.01 0.08 71.01 00:20:00 2 31.08 0.00 1.41 0.04 0.08 67.39 00:20:00 3 30.41 0.00 1.57 0.13 0.08 67.81 00:20:00 4 32.92 0.00 1.77 0.38 0.08 64.85 00:20:00 5 25.65 0.00 1.28 0.08 0.07 72.91 00:20:00 6 25.91 0.00 1.26 0.06 0.08 72.69 00:20:00 7 24.69 0.00 1.02 0.05 0.07 74.16 00:30:00 all 10.40 0.00 0.99 0.09 0.04 88.47 00:30:00 0 5.84 0.00 0.68 0.06 0.04 93.39 00:30:00 1 17.57 0.00 1.82 0.12 0.05 80.44 00:30:00 2 14.96 0.00 1.66 0.07 0.05 83.26 00:30:00 3 14.99 0.00 1.21 0.22 0.05 83.52 00:30:00 4 10.25 0.00 0.80 0.13 0.05 88.77 00:30:00 5 6.10 0.00 0.67 0.03 0.04 93.15 00:30:00 6 7.24 0.00 0.68 0.09 0.03 91.96 00:30:00 7 6.24 0.00 0.43 0.04 0.04 93.25 Average: all 19.32 0.00 1.18 0.10 0.06 79.35 Average: 0 17.00 0.00 0.91 0.05 0.05 81.98 Average: 1 22.52 0.00 1.62 0.06 0.07 75.74 Average: 2 22.99 0.00 1.54 0.05 0.07 75.35 Average: 3 22.69 0.00 1.39 0.18 0.06 75.68 Average: 4 21.55 0.00 1.28 0.25 0.07 76.85 Average: 5 15.85 0.00 0.97 0.06 0.06 83.07 Average: 6 16.54 0.00 0.97 0.07 0.06 82.36 Average: 7 15.43 0.00 0.73 0.04 0.06 83.74