---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11907 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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: 5600.00 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: 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 18G 60G 23% / 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 697 10615 4 4676 14949 Swap: 1023 1 1022 ---> 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:7d:83:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80154sec preferred_lft 80154sec inet6 fe80::f816:3eff:fe7d:83f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:8e:11:42:e6:e2 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-11907) 12/09/25 _x86_64_ (4 CPU) 09:14:27 LINUX RESTART (4 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 117.58 25.20 74.64 17.74 727.76 12554.56 231254.61 09:40:12 18.01 0.19 16.92 0.90 5.86 447.93 1385.47 09:50:12 13.30 0.13 12.47 0.70 11.68 668.57 1741.25 10:00:12 15.01 0.04 14.30 0.67 1.25 446.69 594.60 10:10:12 4.87 0.00 4.67 0.20 0.27 115.51 119.36 10:20:12 7.40 0.02 6.97 0.41 2.13 222.57 390.92 10:30:04 3.09 0.00 3.06 0.03 0.42 51.28 0.45 10:40:08 5.70 0.01 5.47 0.22 0.48 151.38 70.26 10:50:12 12.60 0.04 12.06 0.51 0.77 647.34 281.41 Average: 21.93 2.84 16.72 2.37 83.09 1696.04 26105.68 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 7304108 10926188 5005396 30.57 265564 3318836 6080052 34.90 2035648 6438324 4836 09:40:12 3395820 7044968 8886432 54.27 268400 3342964 9604236 55.13 2074688 10294648 224 09:50:12 7846420 11614588 4320424 26.39 273336 3456752 5084440 29.18 2105220 5837608 152 10:00:12 7501972 11329788 4605004 28.13 275376 3514404 5325116 30.57 2111228 6175816 24 10:10:12 7427528 11268276 4666464 28.50 276096 3526560 5349812 30.71 2112600 6249752 180 10:20:12 6299056 10170196 5764228 35.21 276880 3556140 6525544 37.46 2115540 7357968 368 10:30:04 9953912 13827008 2108284 12.88 277064 3557908 2810176 16.13 2115712 3707100 256 10:40:08 11405756 15314512 621912 3.80 277624 3593008 1324276 7.60 2119764 2255520 17564 10:50:12 7266684 11298876 4635684 28.31 281824 3707324 5271856 30.26 2134228 6385124 128 Average: 7600140 11421600 4512648 27.56 274685 3508211 5263945 30.21 2102736 6077984 2637 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 20.70 20.70 17.01 17.01 0.00 0.00 0.00 0.00 09:30:00 ens3 33.19 23.34 444.40 2.25 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:12 lo 47.23 47.23 20.44 20.44 0.00 0.00 0.00 0.00 09:40:12 ens3 2.06 1.55 0.47 0.37 0.00 0.00 0.00 0.00 09:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 lo 15.36 15.36 6.99 6.99 0.00 0.00 0.00 0.00 09:50:12 ens3 1.21 0.85 0.30 0.23 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:12 lo 17.28 17.28 8.49 8.49 0.00 0.00 0.00 0.00 10:00:12 ens3 1.66 0.81 0.38 0.24 0.00 0.00 0.00 0.00 10:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:12 lo 11.17 11.17 6.28 6.28 0.00 0.00 0.00 0.00 10:10:12 ens3 1.04 0.50 0.27 0.18 0.00 0.00 0.00 0.00 10:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:12 lo 28.79 28.79 11.48 11.48 0.00 0.00 0.00 0.00 10:20:12 ens3 1.13 0.56 0.28 0.19 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 14.84 14.84 6.41 6.41 0.00 0.00 0.00 0.00 10:30:04 ens3 0.68 0.44 0.16 0.11 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 17.83 17.83 10.55 10.55 0.00 0.00 0.00 0.00 10:40:08 ens3 0.84 0.57 0.20 0.15 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:12 lo 18.01 18.01 9.98 9.98 0.00 0.00 0.00 0.00 10:50:12 ens3 1.18 0.91 0.32 0.25 0.00 0.00 0.00 0.00 10:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.30 21.30 10.87 10.87 0.00 0.00 0.00 0.00 Average: ens3 4.76 3.27 49.45 0.44 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-11907) 12/09/25 _x86_64_ (4 CPU) 09:14:27 LINUX RESTART (4 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 54.17 0.00 2.33 0.44 0.11 42.95 09:30:00 0 54.04 0.00 2.37 0.27 0.10 43.21 09:30:00 1 53.68 0.00 2.11 0.49 0.11 43.61 09:30:00 2 57.35 0.00 2.40 0.55 0.11 39.59 09:30:00 3 51.62 0.00 2.44 0.44 0.10 45.39 09:40:12 all 36.21 0.00 1.44 0.04 0.10 62.20 09:40:12 0 36.00 0.00 1.42 0.03 0.10 62.46 09:40:12 1 36.39 0.00 1.46 0.06 0.11 61.98 09:40:12 2 36.34 0.00 1.49 0.04 0.10 62.03 09:40:12 3 36.11 0.00 1.40 0.05 0.10 62.34 09:50:12 all 21.32 0.00 0.94 0.05 0.10 77.58 09:50:12 0 20.54 0.00 0.98 0.03 0.10 78.36 09:50:12 1 21.42 0.00 0.94 0.03 0.10 77.51 09:50:12 2 21.75 0.00 0.99 0.05 0.10 77.11 09:50:12 3 21.59 0.00 0.86 0.11 0.10 77.34 10:00:12 all 24.63 0.00 0.85 0.70 0.09 73.73 10:00:12 0 25.12 0.00 0.81 1.10 0.09 72.88 10:00:12 1 24.78 0.00 0.90 0.33 0.09 73.90 10:00:12 2 24.27 0.00 0.90 0.85 0.09 73.90 10:00:12 3 24.34 0.00 0.80 0.54 0.09 74.23 10:10:12 all 7.11 0.00 0.33 0.10 0.08 92.39 10:10:12 0 6.95 0.00 0.37 0.03 0.07 92.58 10:10:12 1 7.31 0.00 0.36 0.03 0.08 92.23 10:10:12 2 6.96 0.00 0.28 0.15 0.08 92.53 10:10:12 3 7.20 0.00 0.33 0.18 0.07 92.22 10:20:12 all 14.17 0.00 0.53 0.03 0.08 85.18 10:20:12 0 14.06 0.00 0.51 0.02 0.08 85.33 10:20:12 1 14.41 0.00 0.57 0.03 0.08 84.91 10:20:12 2 14.06 0.00 0.52 0.04 0.09 85.29 10:20:12 3 14.17 0.00 0.51 0.05 0.08 85.19 10:30:04 all 2.73 0.00 0.22 0.01 0.08 96.96 10:30:04 0 2.58 0.00 0.21 0.02 0.08 97.11 10:30:04 1 2.71 0.00 0.23 0.01 0.08 96.98 10:30:04 2 2.97 0.00 0.28 0.01 0.08 96.66 10:30:04 3 2.65 0.00 0.17 0.01 0.07 97.10 10:40:08 all 9.75 0.00 0.56 0.02 0.08 89.59 10:40:08 0 9.52 0.00 0.50 0.03 0.07 89.88 10:40:08 1 9.91 0.00 0.58 0.00 0.08 89.42 10:40:08 2 9.50 0.00 0.68 0.01 0.08 89.73 10:40:08 3 10.09 0.00 0.48 0.02 0.09 89.32 10:50:12 all 19.10 0.00 0.74 0.05 0.09 80.03 10:50:12 0 19.02 0.00 0.71 0.09 0.08 80.11 10:50:12 1 19.23 0.00 0.68 0.01 0.10 79.98 10:50:12 2 19.44 0.00 0.84 0.01 0.09 79.61 10:50:12 3 18.71 0.00 0.73 0.08 0.08 80.40 Average: all 21.07 0.00 0.89 0.16 0.09 77.80 Average: 0 20.91 0.00 0.88 0.18 0.09 77.94 Average: 1 21.14 0.00 0.87 0.11 0.09 77.79 Average: 2 21.45 0.00 0.93 0.19 0.09 77.34 Average: 3 20.77 0.00 0.86 0.16 0.09 78.12