---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19428 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 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 903 24839 4 6349 30721 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:83:aa:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73103sec preferred_lft 73103sec inet6 fe80::f816:3eff:fe83:aa92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:a2:46:08:44:9c 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-19428) 02/21/26 _x86_64_ (8 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 33.98 0.04 29.53 4.41 2.95 2965.63 9499.21 00:20:08 30.38 0.14 26.27 3.97 6.43 6958.16 12189.13 Average: 32.18 0.09 27.90 4.19 4.69 4961.89 10844.17 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 25215108 29480460 2821376 8.59 217968 4203156 2914404 8.59 987220 6120416 50004 00:20:08 25645852 31653800 640940 1.95 240904 5853432 1192300 3.52 1592804 4991876 164 Average: 25430480 30567130 1731158 5.27 229436 5028294 2053352 6.06 1290012 5556146 25084 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1855.30 1855.30 1766.53 1766.53 0.00 0.00 0.00 0.00 00:10:08 ens3 47.56 33.88 16.62 13.95 0.00 0.00 0.00 0.00 00:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:08 lo 1017.11 1017.11 959.20 959.20 0.00 0.00 0.00 0.00 00:20:08 ens3 93.20 81.41 201.97 188.27 0.00 0.00 0.00 0.00 00:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1436.20 1436.20 1362.87 1362.87 0.00 0.00 0.00 0.00 Average: ens3 70.38 57.64 109.29 101.11 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-19428) 02/21/26 _x86_64_ (8 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 36.28 0.00 1.76 0.07 0.07 61.81 00:10:08 0 36.67 0.00 1.68 0.05 0.07 61.53 00:10:08 1 34.62 0.00 1.59 0.06 0.07 63.66 00:10:08 2 40.21 0.00 1.86 0.05 0.07 57.81 00:10:08 3 36.44 0.00 1.65 0.19 0.07 61.66 00:10:08 4 36.36 0.00 2.16 0.07 0.07 61.34 00:10:08 5 37.06 0.00 1.92 0.07 0.07 60.89 00:10:08 6 34.30 0.00 1.60 0.05 0.07 63.98 00:10:08 7 34.60 0.00 1.62 0.07 0.06 63.64 00:20:08 all 28.64 0.00 1.33 0.14 0.07 69.81 00:20:08 0 26.87 0.00 1.42 0.18 0.07 71.46 00:20:08 1 29.37 0.00 1.57 0.07 0.07 68.92 00:20:08 2 34.43 0.00 1.55 0.04 0.08 63.91 00:20:08 3 26.96 0.00 1.37 0.08 0.07 71.52 00:20:08 4 25.44 0.00 1.16 0.54 0.07 72.79 00:20:08 5 32.46 0.00 1.37 0.10 0.07 66.01 00:20:08 6 29.24 0.00 1.16 0.02 0.06 69.52 00:20:08 7 24.40 0.00 1.08 0.12 0.07 74.33 Average: all 32.46 0.00 1.55 0.11 0.07 65.81 Average: 0 31.77 0.00 1.55 0.12 0.07 66.49 Average: 1 31.99 0.00 1.58 0.07 0.07 66.29 Average: 2 37.32 0.00 1.70 0.05 0.07 60.86 Average: 3 31.69 0.00 1.51 0.13 0.07 66.60 Average: 4 30.89 0.00 1.66 0.31 0.07 67.07 Average: 5 34.76 0.00 1.64 0.08 0.07 63.45 Average: 6 31.76 0.00 1.38 0.03 0.06 66.75 Average: 7 29.51 0.00 1.35 0.09 0.07 68.98