---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2382 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 15G 63G 19% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 642 7629 4 7717 15003 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:e2:67:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.254/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82703sec preferred_lft 82703sec inet6 fe80::f816:3eff:fee2:677d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:25:b5:a5:90:a8 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-2382) 10/17/26 _x86_64_ (4 CPU) 04:58:32 LINUX RESTART (4 CPU) 05:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:10:11 116.97 5.14 109.23 2.60 249.31 13994.80 15689.77 05:20:01 260.26 7.41 248.24 4.62 380.06 10396.98 53200.26 05:30:01 1.28 0.00 1.28 0.00 0.00 15.64 0.00 05:40:11 1.41 0.00 1.41 0.00 0.00 16.40 0.00 05:50:01 2.79 0.01 2.77 0.01 0.57 131.78 0.58 06:00:00 130.99 1.76 106.83 22.40 138.92 9620.06 221657.88 Average: 85.23 2.38 77.92 4.93 127.81 5706.88 48314.21 05:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:10:11 7960660 13034388 2916396 17.81 154068 5008232 4455344 25.57 829296 7112352 3532 05:20:01 7976872 13969772 1975924 12.07 185880 5856272 2218184 12.73 905604 6996296 204 05:30:01 7947180 13940176 2006868 12.26 185928 5856284 2218332 12.73 905732 7021008 220 05:40:11 7946928 13940112 2007064 12.26 185952 5856420 2218572 12.73 905760 7021212 40 05:50:01 7312368 13350352 2596348 15.86 187800 5893528 2768828 15.89 923032 7652792 11720 06:00:00 7803220 15353612 585656 3.58 202844 7324672 1138200 6.53 1181264 6815768 29220 Average: 7824538 13931402 2014709 12.31 183745 5965901 2502910 14.37 941781 7103238 7489 05:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:10:11 lo 41.90 41.90 11.58 11.58 0.00 0.00 0.00 0.00 05:10:11 ens3 583.70 419.61 1625.28 179.30 0.00 0.00 0.00 0.00 05:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 lo 51.92 51.92 15.01 15.01 0.00 0.00 0.00 0.00 05:20:01 ens3 403.39 257.23 450.02 137.14 0.00 0.00 0.00 0.00 05:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 05:30:01 ens3 2.05 1.43 0.82 1.18 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:11 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:40:11 ens3 0.64 0.41 0.26 0.57 0.00 0.00 0.00 0.00 05:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 05:50:01 ens3 44.43 31.83 47.97 18.24 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:00 lo 39.53 39.53 35.54 35.54 0.00 0.00 0.00 0.00 06:00:00 ens3 152.30 94.36 514.09 145.56 0.00 0.00 0.00 0.00 06:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.26 22.26 10.35 10.35 0.00 0.00 0.00 0.00 Average: ens3 198.19 134.55 443.01 80.41 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-2382) 10/17/26 _x86_64_ (4 CPU) 04:58:32 LINUX RESTART (4 CPU) 05:00:01 CPU %user %nice %system %iowait %steal %idle 05:10:11 all 43.65 0.00 3.08 1.27 0.02 51.97 05:10:11 0 44.61 0.00 2.93 1.43 0.02 51.01 05:10:11 1 43.71 0.00 3.35 1.01 0.02 51.90 05:10:11 2 43.10 0.00 3.03 1.15 0.02 52.70 05:10:11 3 43.21 0.00 3.03 1.48 0.02 52.26 05:20:01 all 36.64 0.00 2.47 2.96 0.03 57.90 05:20:01 0 37.03 0.00 2.23 1.97 0.03 58.75 05:20:01 1 35.69 0.00 2.72 3.58 0.03 57.98 05:20:01 2 36.19 0.00 2.43 2.49 0.03 58.86 05:20:01 3 37.67 0.00 2.49 3.81 0.03 56.00 05:30:01 all 0.32 0.00 0.05 0.01 0.00 99.62 05:30:01 0 0.83 0.00 0.04 0.01 0.00 99.11 05:30:01 1 0.07 0.00 0.05 0.02 0.00 99.86 05:30:01 2 0.14 0.00 0.05 0.02 0.00 99.79 05:30:01 3 0.23 0.00 0.04 0.01 0.00 99.72 05:40:11 all 0.15 0.00 0.04 0.01 0.00 99.80 05:40:11 0 0.08 0.00 0.05 0.03 0.00 99.84 05:40:11 1 0.07 0.00 0.04 0.00 0.00 99.89 05:40:11 2 0.02 0.00 0.03 0.01 0.00 99.94 05:40:11 3 0.43 0.00 0.04 0.00 0.00 99.52 05:50:01 all 6.83 0.00 0.23 0.01 0.00 92.93 05:50:01 0 6.46 0.00 0.27 0.03 0.01 93.24 05:50:01 1 7.16 0.00 0.26 0.00 0.00 92.58 05:50:01 2 7.40 0.00 0.19 0.02 0.01 92.38 05:50:01 3 6.28 0.00 0.18 0.01 0.00 93.52 06:00:00 all 44.75 0.00 1.79 1.32 0.03 52.11 06:00:00 0 46.95 0.00 1.97 1.34 0.04 49.71 06:00:00 1 43.82 0.00 1.81 1.62 0.03 52.72 06:00:00 2 43.79 0.00 1.54 1.31 0.02 53.34 06:00:00 3 44.45 0.00 1.86 1.00 0.03 52.65 Average: all 22.04 0.00 1.28 0.93 0.01 75.74 Average: 0 22.65 0.00 1.25 0.80 0.02 75.29 Average: 1 21.74 0.00 1.37 1.03 0.02 75.84 Average: 2 21.76 0.00 1.21 0.83 0.01 76.19 Average: 3 22.02 0.00 1.27 1.04 0.02 75.65