---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8176 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 145G 7% / 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 717 26837 4 4536 30906 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:d9:6c:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84784sec preferred_lft 84784sec inet6 fe80::f816:3eff:fed9:6c64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:9a:fd:73:8b:36 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8176) 02/06/26 _x86_64_ (8 CPU) 07:56:14 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 29.57 0.40 25.72 3.45 214.56 3153.48 11068.98 08:20:18 49.87 0.01 31.05 18.81 0.54 3120.07 512589.86 Average: 39.87 0.20 28.43 11.25 105.94 3136.52 265612.15 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 25468264 28941904 3367172 10.25 161000 3546348 3632520 10.71 764428 6197816 40600 08:20:18 25004408 29071100 3233200 9.84 202736 4043512 3276436 9.66 921132 6425100 33596 Average: 25236336 29006502 3300186 10.04 181868 3794930 3454478 10.19 842780 6311458 37098 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 1377.27 1377.27 1310.39 1310.39 0.00 0.00 0.00 0.00 08:10:00 ens3 29.66 24.67 72.41 8.33 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:18 lo 1943.67 1943.67 1850.93 1850.93 0.00 0.00 0.00 0.00 08:20:18 ens3 22.37 19.09 7.64 6.83 0.00 0.00 0.00 0.00 08:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1664.74 1664.74 1584.74 1584.74 0.00 0.00 0.00 0.00 Average: ens3 25.96 21.84 39.54 7.57 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8176) 02/06/26 _x86_64_ (8 CPU) 07:56:14 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 38.74 0.00 1.60 0.12 0.08 59.45 08:10:00 0 31.19 0.00 1.57 0.10 0.07 67.08 08:10:00 1 43.95 0.00 2.04 0.10 0.08 53.84 08:10:00 2 41.27 0.00 1.55 0.36 0.08 56.75 08:10:00 3 41.47 0.00 1.56 0.03 0.08 56.85 08:10:00 4 36.33 0.00 1.39 0.06 0.08 62.14 08:10:00 5 37.34 0.00 1.68 0.03 0.07 60.87 08:10:00 6 42.25 0.00 1.69 0.25 0.08 55.72 08:10:00 7 36.17 0.00 1.35 0.04 0.08 62.36 08:20:18 all 36.28 0.00 1.73 0.08 0.07 61.84 08:20:18 0 39.25 0.00 1.64 0.04 0.07 59.00 08:20:18 1 38.81 0.00 1.77 0.04 0.07 59.31 08:20:18 2 32.94 0.00 1.85 0.21 0.07 64.93 08:20:18 3 36.45 0.00 1.97 0.05 0.07 61.47 08:20:18 4 37.24 0.00 1.59 0.03 0.07 61.07 08:20:18 5 36.22 0.00 1.64 0.03 0.07 62.04 08:20:18 6 36.54 0.00 1.77 0.05 0.06 61.57 08:20:18 7 32.78 0.00 1.61 0.16 0.07 65.38 Average: all 37.49 0.00 1.67 0.10 0.07 60.67 Average: 0 35.28 0.00 1.61 0.07 0.07 62.98 Average: 1 41.34 0.00 1.90 0.07 0.08 56.61 Average: 2 37.04 0.00 1.70 0.28 0.07 60.90 Average: 3 38.92 0.00 1.77 0.04 0.07 59.20 Average: 4 36.80 0.00 1.49 0.04 0.07 61.60 Average: 5 36.77 0.00 1.66 0.03 0.07 61.46 Average: 6 39.35 0.00 1.73 0.15 0.07 58.69 Average: 7 34.45 0.00 1.48 0.10 0.07 63.89