---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12747 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 61G 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 712 10324 3 4952 14934 Swap: 1023 16 1007 ---> 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:c6:b2:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80453sec preferred_lft 80453sec inet6 fe80::f816:3eff:fec6:b2c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:40:70:5d:7a:51 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::c440:70ff:fe5d:7a51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12747) 05/11/26 _x86_64_ (4 CPU) 14:14:11 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 77.24 23.12 50.98 3.15 361.33 7476.12 3773.36 14:40:01 20.04 0.54 18.49 1.01 9.30 523.73 516.72 14:50:00 20.18 0.30 18.93 0.95 7.38 807.15 1050.40 15:00:03 9.56 0.06 9.07 0.43 1.06 251.67 141.75 15:10:03 5.55 0.04 5.33 0.19 0.57 139.80 40.96 15:20:03 4.69 0.01 4.49 0.19 1.16 126.76 334.47 15:30:01 20.04 0.14 4.64 15.25 2.13 137.80 211564.42 15:40:03 10.99 0.02 10.45 0.52 0.86 631.28 432.58 15:50:14 5.34 0.03 5.14 0.17 0.72 161.54 73.26 Average: 19.25 2.69 14.15 2.42 42.62 1137.31 24072.60 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 3863652 8403268 7525912 45.97 265252 4173448 9030892 51.84 2181840 9650880 3108 14:40:01 3217700 7144200 8787692 53.67 268528 3604772 9559112 54.87 2222868 10294076 764 14:50:00 11212116 15288244 649704 3.97 274428 3748280 1726308 9.91 2268020 2292704 9172 15:00:03 7434592 11534976 4400712 26.88 276484 3770480 5197020 29.83 2271340 6072796 612 15:10:03 7490664 11607244 4328400 26.44 277176 3785984 5122160 29.40 2272688 6010812 212 15:20:03 5902756 10036020 5898744 36.03 277684 3802160 6712544 38.53 2274796 7590620 656 15:30:01 5696820 9855188 6079348 37.13 280332 3824584 6821120 39.15 2284840 7790992 120 15:40:03 7034756 11332816 4602592 28.11 284460 3955708 5285032 30.34 2301152 6432924 208 15:50:14 6115800 10439204 5495608 33.56 285180 3980296 6105776 35.05 2311988 7328424 204 Average: 6440984 10626796 5307635 32.42 276614 3849524 6173329 35.43 2265504 7051581 1673 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 18.45 18.45 15.71 15.71 0.00 0.00 0.00 0.00 14:30:01 ens3 1.80 1.90 0.56 1.26 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 44.76 44.76 20.34 20.34 0.00 0.00 0.00 0.00 14:40:01 ens3 1.80 1.63 0.40 0.35 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 25.58 25.58 10.39 10.39 0.00 0.00 0.00 0.00 14:50:00 ens3 1.10 1.03 0.29 0.25 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:03 lo 19.62 19.62 10.30 10.30 0.00 0.00 0.00 0.00 15:00:03 ens3 0.86 0.67 0.20 0.16 0.00 0.00 0.00 0.00 15:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:03 lo 26.58 26.58 9.56 9.56 0.00 0.00 0.00 0.00 15:10:03 ens3 0.52 0.39 0.11 0.08 0.00 0.00 0.00 0.00 15:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 lo 16.39 16.39 8.11 8.11 0.00 0.00 0.00 0.00 15:20:03 ens3 0.55 0.55 0.12 0.09 0.00 0.00 0.00 0.00 15:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 16.61 16.61 9.99 9.99 0.00 0.00 0.00 0.00 15:30:01 ens3 0.69 0.53 0.17 0.12 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:03 lo 18.97 18.97 10.34 10.34 0.00 0.00 0.00 0.00 15:40:03 ens3 1.18 0.89 0.34 0.26 0.00 0.00 0.00 0.00 15:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:14 lo 31.95 31.95 12.34 12.34 0.00 0.00 0.00 0.00 15:50:14 ens3 0.78 0.69 0.20 0.16 0.00 0.00 0.00 0.00 15:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.34 24.34 11.90 11.90 0.00 0.00 0.00 0.00 Average: ens3 1.03 0.92 0.26 0.30 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12747) 05/11/26 _x86_64_ (4 CPU) 14:14:11 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 49.94 0.00 1.89 0.16 0.09 47.92 14:30:01 0 50.40 0.00 1.74 0.07 0.09 47.70 14:30:01 1 52.23 0.00 2.13 0.34 0.09 45.21 14:30:01 2 48.43 0.00 1.94 0.15 0.09 49.39 14:30:01 3 48.69 0.00 1.75 0.09 0.09 49.38 14:40:01 all 42.61 0.00 1.44 0.06 0.09 55.79 14:40:01 0 41.78 0.00 1.37 0.08 0.09 56.69 14:40:01 1 42.78 0.00 1.54 0.10 0.09 55.49 14:40:01 2 42.72 0.00 1.44 0.02 0.09 55.73 14:40:01 3 43.18 0.00 1.43 0.04 0.09 55.25 14:50:00 all 29.90 0.00 1.02 0.07 0.08 68.93 14:50:00 0 30.22 0.00 1.06 0.09 0.08 68.55 14:50:00 1 29.98 0.00 1.05 0.09 0.08 68.80 14:50:00 2 29.52 0.00 1.05 0.05 0.08 69.30 14:50:00 3 29.87 0.00 0.93 0.04 0.08 69.08 15:00:03 all 18.11 0.00 0.62 0.19 0.10 80.98 15:00:03 0 17.91 0.00 0.55 0.03 0.06 81.44 15:00:03 1 17.97 0.00 0.61 0.26 0.21 80.95 15:00:03 2 18.00 0.00 0.68 0.08 0.07 81.17 15:00:03 3 18.53 0.00 0.64 0.38 0.06 80.38 15:10:03 all 8.44 0.00 0.37 0.07 0.05 91.07 15:10:03 0 8.43 0.00 0.32 0.17 0.05 91.04 15:10:03 1 8.06 0.00 0.35 0.01 0.05 91.53 15:10:03 2 8.63 0.00 0.45 0.09 0.05 90.78 15:10:03 3 8.63 0.00 0.37 0.02 0.05 90.94 15:20:03 all 9.88 0.00 0.38 0.02 0.06 89.67 15:20:03 0 9.35 0.00 0.34 0.02 0.05 90.24 15:20:03 1 9.92 0.00 0.39 0.01 0.06 89.63 15:20:03 2 10.32 0.00 0.41 0.03 0.06 89.18 15:20:03 3 9.94 0.00 0.38 0.01 0.05 89.62 15:30:01 all 10.41 0.00 0.47 0.04 0.06 89.02 15:30:01 0 9.85 0.00 0.49 0.10 0.06 89.50 15:30:01 1 10.57 0.00 0.49 0.03 0.06 88.86 15:30:01 2 10.45 0.00 0.50 0.01 0.07 88.97 15:30:01 3 10.76 0.00 0.41 0.02 0.06 88.75 15:40:03 all 20.58 0.00 0.78 0.04 0.07 78.52 15:40:03 0 19.82 0.00 0.68 0.03 0.06 79.41 15:40:03 1 20.52 0.00 0.77 0.04 0.07 78.60 15:40:03 2 21.61 0.00 0.96 0.04 0.07 77.33 15:40:03 3 20.39 0.00 0.74 0.05 0.07 78.76 15:50:14 all 10.95 0.00 0.55 0.02 0.06 88.42 15:50:14 0 11.19 0.00 0.52 0.01 0.06 88.21 15:50:14 1 10.39 0.00 0.63 0.01 0.06 88.91 15:50:14 2 11.27 0.00 0.55 0.01 0.06 88.10 15:50:14 3 10.94 0.00 0.49 0.05 0.06 88.46 Average: all 22.28 0.00 0.84 0.07 0.07 76.74 Average: 0 22.08 0.00 0.78 0.06 0.07 77.00 Average: 1 22.45 0.00 0.88 0.10 0.09 76.48 Average: 2 22.30 0.00 0.89 0.05 0.07 76.69 Average: 3 22.29 0.00 0.79 0.08 0.07 76.77