---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-323286 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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: 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 11G 67G 14% / 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 624 10334 4 5030 15021 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:a9:a4:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80903sec preferred_lft 80903sec inet6 fe80::f816:3eff:fea9:a40b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:ee:2b:18:bb:e5 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-323286) 03/09/26 _x86_64_ (4 CPU) 07:44:14 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 24.11 0.05 21.38 2.69 5.51 2216.28 16173.87 08:10:01 23.88 0.01 21.59 2.27 0.13 4027.87 13469.55 08:20:01 1.20 0.00 1.20 0.00 0.01 15.79 0.00 08:30:01 15.21 0.01 1.57 13.63 0.84 19.13 234125.38 08:40:01 1.50 0.00 1.50 0.00 0.00 18.16 0.04 08:50:01 2.08 0.00 2.08 0.00 0.00 25.32 0.04 09:00:01 1.43 0.00 1.43 0.00 0.00 17.27 0.00 09:10:01 1.37 0.00 1.37 0.00 0.00 16.83 235.18 Average: 8.85 0.01 6.51 2.32 0.81 794.69 33005.22 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 9176220 13074156 2881976 17.60 144820 3862064 3082416 17.69 868164 5930704 117120 08:10:01 7918796 12696676 3255844 19.89 164824 4684380 3303544 18.96 1136836 6857280 164 08:20:01 7917788 12696088 3256496 19.89 165216 4684388 3304280 18.97 1137224 6857720 184 08:30:01 7911024 12694964 3257652 19.90 165908 4689304 3304652 18.97 1142464 6858684 216 08:40:01 7909008 12693420 3259220 19.91 166328 4689296 3304732 18.97 1142868 6858632 24 08:50:01 7906996 12692220 3260412 19.91 166952 4689440 3304860 18.97 1143496 6858700 232 09:00:01 7903244 12688972 3263716 19.93 167412 4689456 3304928 18.97 1143972 6858852 168 09:10:01 7902488 12688628 3264028 19.94 167808 4689468 3304928 18.97 1144360 6859340 16 Average: 8068196 12740640 3212418 19.62 163658 4584724 3276792 18.81 1107423 6742489 14766 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 1401.45 1401.45 1329.31 1329.31 0.00 0.00 0.00 0.00 08:00:01 ens3 25.54 21.80 21.08 6.95 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 954.97 954.97 909.74 909.74 0.00 0.00 0.00 0.00 08:10:01 ens3 24.21 20.20 23.60 6.48 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:20:01 ens3 0.43 0.13 0.12 0.07 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 0.40 0.18 0.14 0.09 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.32 0.15 0.10 0.06 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.18 0.10 0.04 0.02 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.37 0.18 0.14 0.09 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 294.67 294.67 279.93 279.93 0.00 0.00 0.00 0.00 Average: ens3 6.45 5.35 5.66 1.72 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-323286) 03/09/26 _x86_64_ (4 CPU) 07:44:14 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 64.20 0.00 2.28 0.05 0.08 33.38 08:00:01 0 63.96 0.00 2.38 0.07 0.08 33.51 08:00:01 1 64.03 0.00 2.11 0.03 0.08 33.74 08:00:01 2 63.57 0.00 2.39 0.08 0.08 33.88 08:00:01 3 65.25 0.00 2.25 0.04 0.08 32.38 08:10:01 all 43.09 0.00 1.71 0.08 0.07 55.05 08:10:01 0 43.76 0.00 1.47 0.05 0.07 54.65 08:10:01 1 40.38 0.00 1.77 0.09 0.08 57.68 08:10:01 2 43.64 0.00 1.88 0.10 0.07 54.32 08:10:01 3 44.57 0.00 1.75 0.05 0.07 53.56 08:20:01 all 0.10 0.00 0.05 0.01 0.04 99.80 08:20:01 0 0.08 0.00 0.04 0.02 0.03 99.84 08:20:01 1 0.08 0.00 0.06 0.00 0.04 99.81 08:20:01 2 0.12 0.00 0.07 0.00 0.04 99.77 08:20:01 3 0.12 0.00 0.05 0.01 0.04 99.79 08:30:01 all 0.20 0.00 0.06 0.03 0.04 99.68 08:30:01 0 0.04 0.00 0.05 0.02 0.03 99.86 08:30:01 1 0.07 0.00 0.08 0.08 0.04 99.73 08:30:01 2 0.62 0.00 0.06 0.00 0.05 99.27 08:30:01 3 0.05 0.00 0.05 0.00 0.03 99.86 08:40:01 all 0.06 0.00 0.05 0.01 0.03 99.85 08:40:01 0 0.05 0.00 0.05 0.01 0.03 99.87 08:40:01 1 0.06 0.00 0.06 0.01 0.04 99.84 08:40:01 2 0.07 0.00 0.05 0.00 0.04 99.83 08:40:01 3 0.06 0.00 0.05 0.02 0.03 99.84 08:50:01 all 0.22 0.00 0.05 0.01 0.04 99.69 08:50:01 0 0.06 0.00 0.05 0.03 0.03 99.83 08:50:01 1 0.04 0.00 0.04 0.00 0.03 99.88 08:50:01 2 0.73 0.00 0.06 0.00 0.04 99.17 08:50:01 3 0.05 0.00 0.04 0.00 0.03 99.87 09:00:01 all 0.18 0.00 0.05 0.01 0.03 99.74 09:00:01 0 0.04 0.00 0.04 0.01 0.02 99.90 09:00:01 1 0.04 0.00 0.04 0.02 0.03 99.88 09:00:01 2 0.59 0.00 0.07 0.00 0.05 99.29 09:00:01 3 0.05 0.00 0.04 0.00 0.04 99.87 09:10:01 all 0.07 0.00 0.05 0.01 0.03 99.84 09:10:01 0 0.04 0.00 0.03 0.00 0.02 99.90 09:10:01 1 0.04 0.00 0.03 0.01 0.03 99.90 09:10:01 2 0.15 0.00 0.07 0.00 0.05 99.73 09:10:01 3 0.06 0.00 0.05 0.02 0.03 99.84 Average: all 13.49 0.00 0.54 0.02 0.05 85.90 Average: 0 13.48 0.00 0.51 0.03 0.04 85.95 Average: 1 13.07 0.00 0.52 0.03 0.05 86.33 Average: 2 13.66 0.00 0.58 0.02 0.05 85.68 Average: 3 13.75 0.00 0.53 0.02 0.04 85.65