---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8171 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: 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 910 24871 4 6310 30714 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:54:28:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe54:2820/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:9f:51:0f:77:87 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-8171) 02/06/26 _x86_64_ (8 CPU) 07:55:31 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:19 32.03 0.68 27.41 3.94 596.17 3626.29 12686.31 08:20:04 37.57 0.01 32.77 4.78 0.14 3141.56 10600.69 Average: 34.72 0.36 30.02 4.35 306.02 3390.32 11671.02 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:19 24979648 28678092 3630428 11.05 163800 3765076 3767408 11.11 903400 6530596 60 08:20:04 24411948 28693752 3609944 10.98 205220 4252212 3525232 10.40 1049960 6890332 27812 Average: 24695798 28685922 3620186 11.02 184510 4008644 3646320 10.75 976680 6710464 13936 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:19 lo 1273.22 1273.22 1211.23 1211.23 0.00 0.00 0.00 0.00 08:10:19 ens3 40.14 31.94 193.53 7.98 0.00 0.00 0.00 0.00 08:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 2053.69 2053.69 1955.36 1955.36 0.00 0.00 0.00 0.00 08:20:04 ens3 24.18 20.44 7.94 7.12 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1653.16 1653.16 1573.48 1573.48 0.00 0.00 0.00 0.00 Average: ens3 32.37 26.34 103.18 7.56 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-8171) 02/06/26 _x86_64_ (8 CPU) 07:55:31 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:19 all 36.73 0.00 1.60 0.13 0.07 61.47 08:10:19 0 39.23 0.00 1.45 0.16 0.07 59.09 08:10:19 1 38.33 0.00 1.58 0.13 0.08 59.89 08:10:19 2 37.58 0.00 1.77 0.24 0.08 60.33 08:10:19 3 38.19 0.00 1.59 0.08 0.07 60.06 08:10:19 4 39.63 0.00 1.64 0.11 0.08 58.54 08:10:19 5 32.12 0.00 1.42 0.11 0.07 66.28 08:10:19 6 35.97 0.00 1.75 0.13 0.07 62.07 08:10:19 7 32.79 0.00 1.55 0.10 0.07 65.49 08:20:04 all 37.63 0.00 1.86 0.12 0.08 60.32 08:20:04 0 40.87 0.00 2.27 0.08 0.08 56.70 08:20:04 1 43.30 0.00 2.47 0.09 0.08 54.05 08:20:04 2 36.50 0.00 1.91 0.20 0.08 61.32 08:20:04 3 37.76 0.00 1.58 0.08 0.07 60.51 08:20:04 4 36.52 0.00 1.73 0.12 0.08 61.56 08:20:04 5 37.07 0.00 1.68 0.11 0.08 61.06 08:20:04 6 35.42 0.00 1.61 0.10 0.07 62.80 08:20:04 7 33.58 0.00 1.64 0.17 0.07 64.54 Average: all 37.17 0.00 1.73 0.12 0.07 60.91 Average: 0 40.03 0.00 1.85 0.12 0.08 57.93 Average: 1 40.75 0.00 2.02 0.11 0.08 57.05 Average: 2 37.05 0.00 1.84 0.22 0.08 60.81 Average: 3 37.98 0.00 1.59 0.08 0.07 60.28 Average: 4 38.11 0.00 1.69 0.11 0.08 60.01 Average: 5 34.53 0.00 1.55 0.11 0.07 63.74 Average: 6 35.70 0.00 1.69 0.11 0.07 62.42 Average: 7 33.18 0.00 1.59 0.13 0.07 65.03