---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13776 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 722 26550 4 4819 30902 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:68:66:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84241sec preferred_lft 84241sec inet6 fe80::f816:3eff:fe68:66ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:10:5b:29:1c:6c 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-13776) 02/18/26 _x86_64_ (8 CPU) 12:10:12 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:31 23.21 0.14 20.26 2.80 5.44 4478.03 3322.64 12:40:09 33.79 0.01 29.41 4.37 0.08 5121.22 10046.44 Average: 28.27 0.08 24.64 3.55 2.88 4785.64 6538.28 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:31 25557044 29414092 2891928 8.80 176308 3896404 3087932 9.11 869588 5982244 92564 12:40:09 25101912 29374916 2927496 8.91 209480 4235368 3581744 10.56 993164 6255480 38160 Average: 25329478 29394504 2909712 8.85 192894 4065886 3334838 9.83 931376 6118862 65362 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:31 lo 1193.42 1193.42 1135.51 1135.51 0.00 0.00 0.00 0.00 12:30:31 ens3 19.98 16.76 10.82 5.92 0.00 0.00 0.00 0.00 12:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 2227.52 2227.52 2122.08 2122.08 0.00 0.00 0.00 0.00 12:40:09 ens3 24.37 18.48 7.25 6.89 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1687.97 1687.97 1607.33 1607.33 0.00 0.00 0.00 0.00 Average: ens3 22.08 17.58 9.12 6.39 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-13776) 02/18/26 _x86_64_ (8 CPU) 12:10:12 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:31 all 31.63 0.00 1.35 2.07 0.10 64.84 12:30:31 0 27.84 0.00 1.13 1.13 0.10 69.81 12:30:31 1 35.19 0.00 1.57 1.69 0.12 61.43 12:30:31 2 33.20 0.00 1.47 1.29 0.10 63.94 12:30:31 3 32.34 0.00 1.29 3.02 0.10 63.25 12:30:31 4 32.02 0.00 1.42 2.60 0.10 63.86 12:30:31 5 28.95 0.00 1.24 4.24 0.12 65.45 12:30:31 6 33.82 0.00 1.43 0.85 0.09 63.80 12:30:31 7 29.69 0.00 1.29 1.76 0.09 67.17 12:40:09 all 35.52 0.00 1.83 3.20 0.11 59.34 12:40:09 0 36.26 0.00 1.91 3.69 0.11 58.04 12:40:09 1 36.14 0.00 1.92 1.68 0.11 60.16 12:40:09 2 37.66 0.00 1.98 1.35 0.11 58.90 12:40:09 3 33.98 0.00 1.83 2.80 0.10 61.29 12:40:09 4 38.18 0.00 1.88 8.16 0.10 51.68 12:40:09 5 37.25 0.00 1.53 4.38 0.11 56.73 12:40:09 6 34.76 0.00 1.76 1.81 0.12 61.56 12:40:09 7 29.97 0.00 1.79 1.77 0.09 66.38 Average: all 33.49 0.00 1.58 2.61 0.10 62.21 Average: 0 31.86 0.00 1.50 2.35 0.10 64.19 Average: 1 35.64 0.00 1.74 1.69 0.11 60.82 Average: 2 35.33 0.00 1.72 1.32 0.11 61.53 Average: 3 33.12 0.00 1.55 2.92 0.10 62.31 Average: 4 34.97 0.00 1.64 5.26 0.10 58.03 Average: 5 32.91 0.00 1.38 4.31 0.12 61.29 Average: 6 34.27 0.00 1.59 1.31 0.11 62.73 Average: 7 29.83 0.00 1.53 1.76 0.09 66.79