---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20017 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 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 794 18782 4 12514 30830 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:e7:4c:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84550sec preferred_lft 84550sec inet6 fe80::f816:3eff:fee7:4cd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:1b:ae:53:2a:11 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::c81b:aeff:fe53:2a11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20017) 02/23/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 31.12 0.81 14.43 15.87 627.24 5830.10 530193.35 01:00:08 51.20 2.37 47.84 0.99 360.28 24447.00 1382.01 Average: 41.28 1.60 31.33 8.35 492.18 15248.79 262656.34 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24266032 28801424 3505476 10.67 148464 4603880 3698628 10.91 1028132 7115428 836 01:00:08 19486756 31613080 660660 2.01 223860 11827408 1433344 4.23 3383796 9172536 328 Average: 21876394 30207252 2083068 6.34 186162 8215644 2565986 7.57 2205964 8143982 582 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.81 5.81 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 71.42 54.17 422.99 13.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:08 lo 4453.31 4453.31 4252.46 4252.46 0.00 0.00 0.00 0.00 01:00:08 ens3 73.58 59.10 514.94 110.56 0.00 0.00 0.00 0.00 01:00:08 docker0 10.28 9.27 97.84 61.40 0.00 0.00 0.00 0.00 01:00:08 vethfefd015 7.93 6.65 97.81 1.18 0.00 0.00 0.00 0.01 Average: lo 2255.89 2255.89 2151.69 2151.69 0.00 0.00 0.00 0.00 Average: ens3 72.51 56.66 469.51 62.36 0.00 0.00 0.00 0.00 Average: docker0 5.20 4.69 49.50 31.06 0.00 0.00 0.00 0.00 Average: vethfefd015 4.01 3.36 49.48 0.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20017) 02/23/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.37 0.00 1.33 0.07 0.08 59.14 00:50:01 0 37.71 0.00 1.12 0.04 0.08 61.04 00:50:01 1 42.14 0.00 1.67 0.09 0.08 56.02 00:50:01 2 43.20 0.00 1.37 0.05 0.09 55.29 00:50:01 3 43.63 0.00 1.41 0.07 0.08 54.80 00:50:01 4 41.93 0.00 1.40 0.04 0.08 56.55 00:50:01 5 39.08 0.00 1.30 0.15 0.08 59.39 00:50:01 6 31.41 0.00 1.19 0.08 0.07 67.25 00:50:01 7 35.89 0.00 1.20 0.05 0.08 62.78 01:00:08 all 17.79 0.00 2.11 0.29 0.05 79.76 01:00:08 0 14.12 0.00 1.86 0.29 0.05 83.69 01:00:08 1 30.72 0.00 4.73 0.13 0.06 64.36 01:00:08 2 19.38 0.00 3.10 0.25 0.05 77.20 01:00:08 3 16.07 0.00 1.46 0.27 0.05 82.15 01:00:08 4 18.87 0.00 1.31 0.56 0.05 79.21 01:00:08 5 15.01 0.00 1.08 0.15 0.04 83.71 01:00:08 6 15.74 0.00 2.42 0.19 0.04 81.61 01:00:08 7 12.53 0.00 0.93 0.44 0.05 86.06 Average: all 28.47 0.00 1.72 0.18 0.06 69.56 Average: 0 25.79 0.00 1.49 0.17 0.07 72.49 Average: 1 36.38 0.00 3.21 0.11 0.07 60.22 Average: 2 31.19 0.00 2.25 0.15 0.07 66.34 Average: 3 29.69 0.00 1.43 0.17 0.07 68.64 Average: 4 30.26 0.00 1.35 0.31 0.07 68.01 Average: 5 26.90 0.00 1.19 0.15 0.06 71.69 Average: 6 23.52 0.00 1.81 0.14 0.06 74.48 Average: 7 24.08 0.00 1.06 0.25 0.06 74.55