---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8238 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 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 683 10775 4 4530 14963 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:00:e3:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80340sec preferred_lft 80340sec inet6 fe80::f816:3eff:fe00:e3e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:ff:8f:4d:bf:c6 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-8238) 02/06/26 _x86_64_ (4 CPU) 13:40:30 LINUX RESTART (4 CPU) 13:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:01 79.21 22.99 52.98 3.24 266.03 5381.09 4241.73 14:10:27 11.84 0.12 11.14 0.58 3.60 319.72 1182.09 14:20:27 20.70 0.21 19.55 0.94 13.28 806.83 896.75 14:30:01 9.70 0.02 9.24 0.44 1.46 289.53 190.22 14:40:19 5.32 0.00 5.14 0.17 0.16 132.65 47.20 14:50:05 6.09 0.02 5.89 0.18 1.76 155.84 73.42 15:00:01 5.14 0.01 4.93 0.20 0.97 142.94 416.57 15:10:20 11.96 0.01 11.36 0.59 0.67 611.99 167.34 15:20:27 5.25 0.01 5.07 0.17 0.58 160.15 158.18 Average: 17.10 2.55 13.84 0.72 31.47 878.66 814.10 13:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:01 1091984 4628536 11302080 69.03 266256 3231752 11999012 68.87 2085904 12591508 736 14:10:27 2840480 6399620 9532948 58.22 267816 3252836 10547148 60.54 2108976 10825072 616 14:20:27 10006752 13702668 2234332 13.65 274168 3383212 2972768 17.06 2140804 3647540 184 14:30:01 7613712 11340320 4595412 28.07 275916 3412160 5333228 30.61 2144424 6033136 288 14:40:19 7557360 11298980 4636664 28.32 276560 3426524 5345812 30.68 2145744 6077432 76 14:50:05 11558996 15331632 605184 3.70 277108 3457184 1329504 7.63 2150080 2083132 15184 15:00:01 6120380 9896260 6038472 36.88 277700 3459636 6744632 38.71 2151032 7515900 412 15:10:20 7580288 11490756 4444836 27.15 281808 3586168 5156548 29.60 2166528 6044256 224 15:20:27 6619684 10553108 5381920 32.87 282280 3608620 6000416 34.44 2176948 6974684 224 Average: 6776626 10515764 5419094 33.10 275512 3424232 6158785 35.35 2141160 6865851 1994 13:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:01 lo 41.88 41.88 25.77 25.77 0.00 0.00 0.00 0.00 14:00:01 ens3 2.62 2.36 0.74 1.28 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:27 lo 28.70 28.70 11.91 11.91 0.00 0.00 0.00 0.00 14:10:27 ens3 1.22 1.10 0.29 0.45 0.00 0.00 0.00 0.00 14:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:27 lo 15.88 15.88 7.35 7.35 0.00 0.00 0.00 0.00 14:20:27 ens3 0.98 0.89 0.26 0.21 0.00 0.00 0.00 0.00 14:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 19.37 19.37 10.42 10.42 0.00 0.00 0.00 0.00 14:30:01 ens3 0.76 0.68 0.16 0.13 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 14:40:19 lo 23.79 23.79 8.81 8.81 0.00 0.00 0.00 0.00 14:40:19 ens3 0.67 0.53 0.18 0.13 0.00 0.00 0.00 0.00 14:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 24.81 24.81 11.38 11.38 0.00 0.00 0.00 0.00 14:50:05 ens3 0.75 0.55 0.20 0.15 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 17.85 17.85 10.59 10.59 0.00 0.00 0.00 0.00 15:00:01 ens3 1.07 0.62 0.35 0.24 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:20 lo 18.23 18.23 9.99 9.99 0.00 0.00 0.00 0.00 15:10:20 ens3 1.00 0.87 0.28 0.23 0.00 0.00 0.00 0.00 15:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:27 lo 28.23 28.23 10.78 10.78 0.00 0.00 0.00 0.00 15:20:27 ens3 0.54 0.45 0.12 0.09 0.00 0.00 0.00 0.00 15:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.30 24.30 11.85 11.85 0.00 0.00 0.00 0.00 Average: ens3 1.07 0.89 0.28 0.32 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-8238) 02/06/26 _x86_64_ (4 CPU) 13:40:30 LINUX RESTART (4 CPU) 13:50:11 CPU %user %nice %system %iowait %steal %idle 14:00:01 all 63.44 0.00 2.61 0.16 0.15 33.63 14:00:01 0 63.51 0.00 2.50 0.13 0.14 33.72 14:00:01 1 64.36 0.00 2.73 0.18 0.15 32.58 14:00:01 2 64.03 0.00 2.58 0.12 0.14 33.13 14:00:01 3 61.88 0.00 2.64 0.22 0.14 35.11 14:10:27 all 23.65 0.00 1.21 0.09 0.13 74.93 14:10:27 0 23.96 0.00 1.10 0.16 0.13 74.65 14:10:27 1 24.08 0.00 1.23 0.04 0.13 74.52 14:10:27 2 23.48 0.00 1.30 0.02 0.13 75.08 14:10:27 3 23.09 0.00 1.19 0.13 0.13 75.47 14:20:27 all 28.92 0.00 1.20 0.10 0.11 69.67 14:20:27 0 28.75 0.00 1.15 0.20 0.11 69.79 14:20:27 1 28.41 0.00 1.33 0.07 0.12 70.07 14:20:27 2 29.20 0.00 1.23 0.05 0.12 69.41 14:20:27 3 29.30 0.00 1.08 0.06 0.12 69.44 14:30:01 all 18.95 0.00 0.71 0.06 0.11 80.17 14:30:01 0 19.00 0.00 0.66 0.11 0.12 80.12 14:30:01 1 19.57 0.00 0.67 0.03 0.11 79.62 14:30:01 2 18.27 0.00 0.83 0.03 0.12 80.75 14:30:01 3 18.95 0.00 0.67 0.08 0.12 80.18 14:40:19 all 8.36 0.00 0.50 0.03 0.12 90.99 14:40:19 0 8.38 0.00 0.45 0.04 0.12 91.01 14:40:19 1 8.55 0.00 0.52 0.05 0.11 90.78 14:40:19 2 7.60 0.00 0.55 0.02 0.12 91.72 14:40:19 3 8.91 0.00 0.50 0.01 0.12 90.45 14:50:05 all 10.94 0.00 0.58 0.03 0.12 88.33 14:50:05 0 10.99 0.00 0.66 0.04 0.12 88.19 14:50:05 1 11.04 0.00 0.62 0.01 0.12 88.21 14:50:05 2 10.45 0.00 0.53 0.06 0.12 88.84 14:50:05 3 11.30 0.00 0.51 0.01 0.12 88.07 15:00:01 all 9.66 0.00 0.53 0.03 0.12 89.66 15:00:01 0 9.83 0.00 0.47 0.08 0.12 89.51 15:00:01 1 9.90 0.00 0.59 0.01 0.12 89.38 15:00:01 2 9.22 0.00 0.52 0.01 0.12 90.13 15:00:01 3 9.68 0.00 0.55 0.02 0.11 89.64 15:10:20 all 18.15 0.00 0.73 0.05 0.12 80.94 15:10:20 0 18.05 0.00 0.70 0.08 0.12 81.05 15:10:20 1 18.27 0.00 0.75 0.02 0.12 80.83 15:10:20 2 17.34 0.00 0.73 0.06 0.13 81.73 15:10:20 3 18.94 0.00 0.74 0.04 0.13 80.15 15:20:27 all 9.10 0.00 0.47 0.04 0.12 90.26 15:20:27 0 9.20 0.00 0.47 0.05 0.12 90.17 15:20:27 1 8.79 0.00 0.51 0.02 0.13 90.55 15:20:27 2 9.44 0.00 0.49 0.00 0.13 89.94 15:20:27 3 8.96 0.00 0.42 0.10 0.12 90.40 Average: all 21.15 0.00 0.95 0.07 0.12 77.72 Average: 0 21.20 0.00 0.90 0.10 0.12 77.67 Average: 1 21.34 0.00 0.99 0.05 0.12 77.50 Average: 2 20.91 0.00 0.97 0.04 0.12 77.95 Average: 3 21.13 0.00 0.92 0.07 0.12 77.75