---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-21011 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): 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 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 738 11553 3 3697 14908 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:f7:42:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79636sec preferred_lft 79636sec inet6 fe80::f816:3eff:fef7:426f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:10:c1:73:62:6d 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-4c-16g-21011) 02/26/26 _x86_64_ (4 CPU) 11:17:53 LINUX RESTART (4 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:04 121.90 5.26 111.65 5.00 637.73 36946.68 21413.50 11:40:04 75.88 28.42 30.03 17.44 388.28 1688.35 212568.42 11:50:04 9.86 0.27 9.13 0.47 14.05 307.69 1551.97 12:00:04 11.21 0.11 10.52 0.57 6.36 580.75 840.04 12:10:00 16.83 0.06 15.94 0.82 1.84 545.94 331.77 12:20:04 5.43 0.01 5.23 0.18 0.67 139.12 53.00 12:30:04 4.74 0.01 4.52 0.21 0.29 137.68 59.67 12:40:01 7.31 0.02 6.94 0.36 1.88 250.01 189.46 12:50:02 4.54 0.00 4.39 0.15 0.15 152.51 71.97 13:00:04 8.91 0.42 8.09 0.40 9.79 560.17 150.02 13:10:04 8.99 2.29 5.89 0.81 174.17 236.44 226.83 Average: 25.10 3.35 19.34 2.40 112.56 3793.41 21586.70 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:04 778828 6455508 9470088 57.84 256228 5273900 10942032 62.81 2246780 12624280 2648 11:40:04 3341584 5830956 10105532 61.72 261864 2285428 11153608 64.02 2007092 10523516 652 11:50:04 11397052 13917492 2024628 12.37 262976 2315384 4255576 24.43 2021996 2489920 6844 12:00:04 10939484 13569976 2372204 14.49 267472 2420864 3460268 19.86 2058788 2908144 10524 12:10:00 8881692 11583664 4357640 26.61 270200 2489612 5097964 29.26 2066400 4946044 388 12:20:04 8605820 11323184 4617756 28.20 270624 2504580 5344224 30.68 2067400 5218372 488 12:30:04 8430036 11165748 4775216 29.17 271224 2522328 5286040 30.34 2068704 5385756 312 12:40:01 7483332 10257028 5683624 34.71 272036 2559500 6618072 37.99 2073748 6336300 460 12:50:02 8677524 11474560 4466660 27.28 272752 2582128 5211768 29.92 2076104 5138400 408 13:00:04 8349488 11269496 4671624 28.53 276380 2701380 5270804 30.25 2091924 5452300 324 13:10:04 11933936 15323080 620180 3.79 278848 3162584 1209512 6.94 2166956 1777856 388188 Average: 8074434 11106427 4833196 29.52 269146 2801608 5804533 33.32 2085990 5709172 37385 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:04 lo 6.02 6.02 7.11 7.11 0.00 0.00 0.00 0.00 11:30:04 ens3 131.86 101.35 1790.90 10.01 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 45.59 45.59 23.52 23.52 0.00 0.00 0.00 0.00 11:40:04 ens3 2.62 2.11 0.61 1.44 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 28.18 28.18 11.50 11.50 0.00 0.00 0.00 0.00 11:50:04 ens3 1.63 0.90 0.35 0.23 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:04 lo 12.35 12.35 6.48 6.48 0.00 0.00 0.00 0.00 12:00:04 ens3 0.90 0.58 0.23 0.17 0.00 0.00 0.00 0.00 12:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 13.96 13.96 7.86 7.86 0.00 0.00 0.00 0.00 12:10:00 ens3 0.96 0.74 0.20 0.16 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 lo 19.54 19.54 9.26 9.26 0.00 0.00 0.00 0.00 12:20:04 ens3 0.70 0.57 0.14 0.11 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:04 lo 24.64 24.64 8.22 8.22 0.00 0.00 0.00 0.00 12:30:04 ens3 0.50 0.38 0.09 0.06 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 17.64 17.64 10.20 10.20 0.00 0.00 0.00 0.00 12:40:01 ens3 0.87 0.60 0.20 0.15 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 18.58 18.58 10.42 10.42 0.00 0.00 0.00 0.00 12:50:02 ens3 0.74 0.61 0.19 0.15 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:04 lo 18.25 18.25 9.13 9.13 0.00 0.00 0.00 0.00 13:00:04 ens3 1.11 0.99 0.33 0.27 0.00 0.00 0.00 0.00 13:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 27.93 27.93 10.59 10.59 0.00 0.00 0.00 0.00 13:10:04 ens3 4.28 2.17 1.89 1.08 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.15 21.15 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 13.35 10.14 164.02 1.26 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-4c-16g-21011) 02/26/26 _x86_64_ (4 CPU) 11:17:53 LINUX RESTART (4 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:04 all 54.55 0.00 2.60 3.93 0.12 38.80 11:30:04 0 53.36 0.00 2.56 3.82 0.11 40.15 11:30:04 1 53.34 0.00 2.35 3.84 0.13 40.34 11:30:04 2 54.73 0.00 2.61 3.96 0.12 38.57 11:30:04 3 56.77 0.00 2.88 4.10 0.12 36.12 11:40:04 all 55.66 0.00 2.11 0.21 0.14 41.88 11:40:04 0 55.78 0.00 2.11 0.38 0.15 41.57 11:40:04 1 55.45 0.00 2.29 0.21 0.15 41.89 11:40:04 2 56.69 0.00 1.89 0.16 0.14 41.13 11:40:04 3 54.71 0.00 2.12 0.11 0.14 42.93 11:50:04 all 20.30 0.00 0.91 0.06 0.09 78.64 11:50:04 0 19.90 0.00 0.93 0.09 0.09 78.99 11:50:04 1 21.05 0.00 0.93 0.03 0.10 77.90 11:50:04 2 20.06 0.00 0.89 0.06 0.10 78.89 11:50:04 3 20.21 0.00 0.88 0.05 0.09 78.77 12:00:04 all 19.74 0.00 0.77 0.04 0.08 79.36 12:00:04 0 19.75 0.00 0.79 0.04 0.09 79.33 12:00:04 1 19.29 0.00 0.72 0.01 0.08 79.90 12:00:04 2 19.40 0.00 0.86 0.06 0.09 79.59 12:00:04 3 20.54 0.00 0.71 0.04 0.09 78.62 12:10:00 all 28.23 0.00 0.93 0.05 0.10 70.69 12:10:00 0 28.47 0.00 0.97 0.02 0.09 70.44 12:10:00 1 27.31 0.00 1.04 0.07 0.10 71.48 12:10:00 2 29.01 0.00 0.85 0.06 0.10 69.98 12:10:00 3 28.14 0.00 0.87 0.04 0.09 70.86 12:20:04 all 8.97 0.00 0.47 0.02 0.06 90.47 12:20:04 0 8.95 0.00 0.43 0.02 0.05 90.55 12:20:04 1 8.50 0.00 0.50 0.01 0.06 90.93 12:20:04 2 9.30 0.00 0.52 0.04 0.07 90.07 12:20:04 3 9.12 0.00 0.45 0.01 0.06 90.35 12:30:04 all 8.46 0.00 0.33 0.03 0.06 91.12 12:30:04 0 8.66 0.00 0.31 0.02 0.06 90.95 12:30:04 1 8.44 0.00 0.35 0.02 0.06 91.12 12:30:04 2 8.66 0.00 0.36 0.08 0.06 90.84 12:30:04 3 8.05 0.00 0.29 0.01 0.06 91.59 12:40:01 all 16.02 0.00 0.56 0.02 0.07 83.33 12:40:01 0 15.84 0.00 0.57 0.03 0.07 83.48 12:40:01 1 16.00 0.00 0.63 0.01 0.07 83.29 12:40:01 2 16.29 0.00 0.59 0.05 0.07 83.00 12:40:01 3 15.94 0.00 0.45 0.02 0.07 83.53 12:50:02 all 9.06 0.00 0.34 0.02 0.07 90.51 12:50:02 0 8.49 0.00 0.35 0.00 0.07 91.09 12:50:02 1 9.56 0.00 0.30 0.01 0.07 90.07 12:50:02 2 9.12 0.00 0.36 0.06 0.08 90.38 12:50:02 3 9.09 0.00 0.34 0.00 0.07 90.50 13:00:04 all 14.71 0.00 0.57 0.05 0.07 84.61 13:00:04 0 14.05 0.00 0.51 0.02 0.07 85.34 13:00:04 1 15.49 0.00 0.59 0.08 0.07 83.77 13:00:04 2 14.98 0.00 0.60 0.05 0.08 84.29 13:00:04 3 14.32 0.00 0.56 0.03 0.06 85.03 13:10:04 all 11.13 0.00 0.57 0.06 0.07 88.17 13:10:04 0 11.74 0.00 0.61 0.05 0.07 87.54 13:10:04 1 11.80 0.00 0.59 0.10 0.07 87.44 13:10:04 2 10.98 0.00 0.53 0.03 0.07 88.40 13:10:04 3 10.00 0.00 0.56 0.06 0.06 89.32 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.45 0.00 0.92 0.41 0.09 76.13 Average: 0 22.29 0.00 0.92 0.41 0.08 76.29 Average: 1 22.39 0.00 0.94 0.40 0.09 76.18 Average: 2 22.66 0.00 0.92 0.42 0.09 75.91 Average: 3 22.46 0.00 0.92 0.41 0.08 76.12