---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10573 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 25019 4 6168 30720 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:78:b0:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82177sec preferred_lft 82177sec inet6 fe80::f816:3eff:fe78:b086/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:59:6b:20:99:23 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-10573) 02/15/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 19.77 0.44 4.73 14.60 415.99 641.24 539792.49 01:00:05 1.31 0.01 1.31 0.00 0.08 15.19 255.04 01:10:20 1.30 0.00 1.30 0.00 0.00 14.43 0.00 01:20:20 1.30 0.00 1.30 0.00 0.01 14.64 0.00 01:30:20 1.31 0.00 1.31 0.00 0.00 14.91 0.00 01:40:20 38.35 3.63 34.02 0.70 125.49 3376.26 3486.92 Average: 10.48 0.68 7.31 2.49 88.53 676.85 88344.22 00:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 29956272 31867320 513724 1.56 64908 2181432 1503208 4.43 339680 2260920 168 01:00:05 29963096 31874540 506616 1.54 65296 2181420 1503208 4.43 340064 2263488 172 01:10:20 29961096 31873060 508148 1.55 65680 2181568 1503272 4.43 340432 2266392 12 01:20:20 29959084 31871444 509684 1.55 66044 2181580 1503384 4.43 340816 2270220 164 01:30:20 29957332 31870080 510912 1.55 66420 2181588 1503400 4.43 341172 2271692 12 01:40:20 27202376 30303008 2036672 6.20 101264 3301088 2456720 7.24 685924 4608196 420584 Average: 29499876 31609909 764293 2.33 71602 2368113 1662199 4.90 398015 2656818 70185 00:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 00:50:05 ens3 14.92 8.02 215.67 0.64 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:00:05 ens3 1.50 0.14 0.21 0.07 0.00 0.00 0.00 0.00 01:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:10:20 ens3 1.59 0.20 0.24 0.11 0.00 0.00 0.00 0.00 01:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:20:20 ens3 1.65 0.23 0.33 0.14 0.00 0.00 0.00 0.00 01:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:30:20 ens3 1.04 0.16 0.18 0.07 0.00 0.00 0.00 0.00 01:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:20 lo 183.48 183.48 212.35 212.35 0.00 0.00 0.00 0.00 01:40:20 ens3 197.31 140.50 1148.26 43.62 0.00 0.00 0.00 0.00 01:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 30.67 30.67 35.40 35.40 0.00 0.00 0.00 0.00 Average: ens3 36.28 24.84 226.59 7.44 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-10573) 02/15/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:20 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 0.37 0.00 0.08 0.10 0.01 99.44 00:50:05 0 0.20 0.00 0.09 0.11 0.01 99.59 00:50:05 1 0.95 0.00 0.08 0.11 0.02 98.84 00:50:05 2 0.45 0.00 0.09 0.01 0.01 99.44 00:50:05 3 0.27 0.00 0.14 0.19 0.02 99.38 00:50:05 4 0.54 0.00 0.06 0.01 0.01 99.38 00:50:05 5 0.22 0.00 0.09 0.12 0.01 99.57 00:50:05 6 0.08 0.00 0.05 0.03 0.01 99.83 00:50:05 7 0.23 0.00 0.07 0.23 0.00 99.46 01:00:05 all 0.02 0.00 0.01 0.00 0.01 99.96 01:00:05 0 0.07 0.00 0.01 0.00 0.00 99.92 01:00:05 1 0.02 0.00 0.01 0.00 0.01 99.96 01:00:05 2 0.03 0.00 0.03 0.00 0.02 99.92 01:00:05 3 0.01 0.00 0.01 0.00 0.01 99.97 01:00:05 4 0.01 0.00 0.01 0.00 0.00 99.98 01:00:05 5 0.01 0.00 0.01 0.02 0.00 99.96 01:00:05 6 0.01 0.00 0.01 0.00 0.01 99.97 01:00:05 7 0.00 0.00 0.00 0.00 0.00 99.99 01:10:20 all 0.10 0.00 0.01 0.00 0.01 99.88 01:10:20 0 0.00 0.00 0.00 0.00 0.00 99.99 01:10:20 1 0.02 0.00 0.01 0.00 0.01 99.96 01:10:20 2 0.70 0.00 0.03 0.00 0.02 99.25 01:10:20 3 0.01 0.00 0.02 0.01 0.01 99.96 01:10:20 4 0.01 0.00 0.00 0.00 0.00 99.98 01:10:20 5 0.01 0.00 0.01 0.02 0.01 99.95 01:10:20 6 0.01 0.00 0.01 0.00 0.01 99.97 01:10:20 7 0.01 0.00 0.00 0.00 0.00 99.99 01:20:20 all 0.14 0.00 0.01 0.00 0.01 99.84 01:20:20 0 0.01 0.00 0.01 0.01 0.00 99.98 01:20:20 1 0.02 0.00 0.01 0.00 0.01 99.96 01:20:20 2 1.02 0.00 0.01 0.00 0.00 98.96 01:20:20 3 0.02 0.00 0.02 0.00 0.01 99.96 01:20:20 4 0.02 0.00 0.02 0.00 0.01 99.95 01:20:20 5 0.01 0.00 0.01 0.02 0.01 99.96 01:20:20 6 0.02 0.00 0.01 0.00 0.01 99.96 01:20:20 7 0.01 0.00 0.01 0.00 0.01 99.97 01:30:20 all 0.02 0.00 0.01 0.00 0.01 99.96 01:30:20 0 0.01 0.00 0.01 0.00 0.00 99.97 01:30:20 1 0.01 0.00 0.01 0.00 0.00 99.98 01:30:20 2 0.05 0.00 0.01 0.00 0.01 99.94 01:30:20 3 0.04 0.00 0.03 0.01 0.02 99.91 01:30:20 4 0.00 0.00 0.01 0.00 0.00 99.98 01:30:20 5 0.01 0.00 0.01 0.02 0.00 99.96 01:30:20 6 0.01 0.00 0.01 0.00 0.01 99.98 01:30:20 7 0.02 0.00 0.01 0.00 0.01 99.96 01:40:20 all 9.75 0.00 0.60 0.13 0.03 89.48 01:40:20 0 10.53 0.00 0.58 0.02 0.03 88.85 01:40:20 1 9.24 0.00 0.81 0.09 0.03 89.83 01:40:20 2 8.66 0.00 0.59 0.07 0.03 90.66 01:40:20 3 10.62 0.00 0.53 0.11 0.04 88.70 01:40:20 4 9.85 0.00 0.63 0.03 0.03 89.46 01:40:20 5 9.99 0.00 0.54 0.27 0.03 89.17 01:40:20 6 8.61 0.00 0.65 0.10 0.03 90.61 01:40:20 7 10.53 0.00 0.50 0.39 0.03 88.56 Average: all 1.73 0.00 0.12 0.04 0.01 98.10 Average: 0 1.80 0.00 0.12 0.02 0.01 98.05 Average: 1 1.70 0.00 0.16 0.03 0.01 98.10 Average: 2 1.82 0.00 0.13 0.01 0.02 98.03 Average: 3 1.83 0.00 0.12 0.05 0.02 97.98 Average: 4 1.74 0.00 0.12 0.01 0.01 98.13 Average: 5 1.70 0.00 0.11 0.08 0.01 98.10 Average: 6 1.46 0.00 0.12 0.02 0.01 98.39 Average: 7 1.80 0.00 0.10 0.10 0.01 97.99