---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13930 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: 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 698 11255 3 4035 14948 Swap: 1023 20 1003 ---> 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:6b:79:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79600sec preferred_lft 79600sec inet6 fe80::f816:3eff:fe6b:792f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:c4:a6:be:13:d7 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-13930) 02/18/26 _x86_64_ (4 CPU) 12:31:12 LINUX RESTART (4 CPU) 12:40:49 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 81.43 30.65 47.68 3.10 461.16 5831.33 3226.64 13:00:00 19.40 1.55 16.90 0.95 37.10 435.62 918.91 13:10:18 12.46 3.24 8.75 0.47 59.42 303.80 1229.81 13:20:30 20.62 0.56 19.14 0.92 12.29 846.13 925.82 13:30:30 10.39 0.01 9.94 0.44 0.76 296.16 158.88 13:40:30 4.76 0.12 4.45 0.19 3.45 127.11 63.99 13:50:30 4.74 0.04 4.51 0.19 1.85 139.67 76.00 14:00:30 6.13 0.17 5.80 0.15 7.86 164.89 114.65 14:10:30 8.66 0.02 8.24 0.40 0.77 539.90 511.17 14:20:30 8.31 0.03 7.96 0.32 1.24 287.70 366.79 Average: 17.16 3.41 13.05 0.69 55.23 855.16 740.86 12:40:49 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 5736852 8587528 7346608 44.87 256396 2624504 9752752 55.98 1852768 8259960 3056 13:00:00 4487400 7370372 8564792 52.31 259448 2653968 9379136 53.84 1892764 9446548 400 13:10:18 6706812 9615076 6319696 38.60 260592 2678152 7017660 40.28 1912864 7192932 128 13:20:30 10492064 13551756 2388556 14.59 267220 2822996 3064312 17.59 1958064 3419980 120 13:30:30 8291632 11390616 4548304 27.78 268592 2860920 5277956 30.30 1960892 5607816 112 13:40:30 8313168 11429412 4509468 27.54 269044 2877740 5234024 30.04 1962912 5575956 56 13:50:30 6867824 10003804 5934288 36.24 269516 2897008 6667444 38.27 1965536 7019212 368 14:00:30 6877744 10036748 5901212 36.04 270400 2919148 6632080 38.07 1970928 6996064 192 14:10:30 8235952 11512196 4426644 27.04 274332 3032356 5150408 29.56 1979300 5631300 56 14:20:30 7514200 10837644 5100768 31.15 275324 3078500 5885920 33.79 1998100 6344508 244 Average: 7352365 10433515 5504034 33.62 267086 2844529 6406169 36.77 1945413 6549428 473 12:40:49 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 22.12 22.12 17.12 17.12 0.00 0.00 0.00 0.00 12:50:00 ens3 2.04 2.00 0.62 0.54 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 41.27 41.27 18.42 18.42 0.00 0.00 0.00 0.00 13:00:00 ens3 1.64 1.54 0.33 0.29 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:18 lo 23.85 23.85 10.41 10.41 0.00 0.00 0.00 0.00 13:10:18 ens3 1.83 1.56 0.39 1.64 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:30 lo 13.49 13.49 6.67 6.67 0.00 0.00 0.00 0.00 13:20:30 ens3 1.28 0.94 0.36 0.28 0.00 0.00 0.00 0.00 13:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:30 lo 19.02 19.02 10.01 10.01 0.00 0.00 0.00 0.00 13:30:30 ens3 0.81 0.71 0.16 0.13 0.00 0.00 0.00 0.00 13:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:30 lo 16.68 16.68 6.45 6.45 0.00 0.00 0.00 0.00 13:40:30 ens3 0.63 0.42 0.15 0.10 0.00 0.00 0.00 0.00 13:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:30 lo 20.07 20.07 8.54 8.54 0.00 0.00 0.00 0.00 13:50:30 ens3 0.48 0.36 0.09 0.06 0.00 0.00 0.00 0.00 13:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:30 lo 19.29 19.29 10.15 10.15 0.00 0.00 0.00 0.00 14:00:30 ens3 0.83 0.71 0.21 0.16 0.00 0.00 0.00 0.00 14:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:30 lo 16.26 16.26 9.78 9.78 0.00 0.00 0.00 0.00 14:10:30 ens3 0.80 0.70 0.24 0.19 0.00 0.00 0.00 0.00 14:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:30 lo 24.04 24.04 10.47 10.47 0.00 0.00 0.00 0.00 14:20:30 ens3 0.90 0.73 0.19 0.15 0.00 0.00 0.00 0.00 14:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.60 21.60 10.74 10.74 0.00 0.00 0.00 0.00 Average: ens3 1.12 0.96 0.27 0.36 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-13930) 02/18/26 _x86_64_ (4 CPU) 12:31:12 LINUX RESTART (4 CPU) 12:40:49 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 63.60 0.00 2.78 1.40 0.23 31.98 12:50:00 0 63.53 0.00 2.78 1.46 0.24 31.99 12:50:00 1 63.84 0.00 2.62 1.92 0.20 31.42 12:50:00 2 61.78 0.00 2.97 1.12 0.23 33.91 12:50:00 3 65.27 0.00 2.77 1.12 0.25 30.61 13:00:00 all 41.46 0.00 1.54 0.24 0.20 56.55 13:00:00 0 41.31 0.00 1.63 0.23 0.19 56.64 13:00:00 1 42.02 0.00 1.40 0.08 0.27 56.23 13:00:00 2 41.69 0.00 1.60 0.48 0.18 56.05 13:00:00 3 40.83 0.00 1.56 0.18 0.18 57.25 13:10:18 all 18.90 0.00 0.80 0.26 0.09 79.95 13:10:18 0 18.32 0.00 0.78 0.25 0.08 80.56 13:10:18 1 19.41 0.00 0.74 0.40 0.09 79.36 13:10:18 2 18.90 0.00 0.83 0.22 0.09 79.96 13:10:18 3 18.95 0.00 0.84 0.19 0.09 79.93 13:20:30 all 29.80 0.00 1.04 0.29 0.10 68.77 13:20:30 0 29.59 0.00 0.97 0.13 0.10 69.20 13:20:30 1 30.90 0.00 0.99 0.34 0.09 67.68 13:20:30 2 28.58 0.00 1.08 0.61 0.09 69.64 13:20:30 3 30.15 0.00 1.12 0.08 0.11 68.55 13:30:30 all 18.55 0.00 0.74 0.05 0.07 80.59 13:30:30 0 18.72 0.00 0.66 0.07 0.07 80.48 13:30:30 1 17.52 0.00 0.80 0.03 0.07 81.59 13:30:30 2 18.78 0.00 0.67 0.08 0.07 80.40 13:30:30 3 19.16 0.00 0.85 0.02 0.07 79.90 13:40:30 all 8.13 0.00 0.51 0.02 0.06 91.29 13:40:30 0 7.49 0.00 0.46 0.02 0.06 91.98 13:40:30 1 8.54 0.00 0.54 0.00 0.06 90.86 13:40:30 2 8.41 0.00 0.48 0.04 0.05 91.01 13:40:30 3 8.07 0.00 0.56 0.01 0.05 91.30 13:50:30 all 10.12 0.00 0.53 0.10 0.06 89.19 13:50:30 0 9.97 0.00 0.51 0.08 0.06 89.37 13:50:30 1 10.35 0.00 0.56 0.03 0.07 88.99 13:50:30 2 9.96 0.00 0.51 0.07 0.06 89.40 13:50:30 3 10.18 0.00 0.55 0.23 0.06 88.98 14:00:30 all 10.84 0.00 0.58 0.62 0.07 87.89 14:00:30 0 10.64 0.00 0.44 0.76 0.06 88.10 14:00:30 1 10.75 0.00 0.55 0.43 0.07 88.20 14:00:30 2 11.06 0.00 0.70 0.69 0.07 87.48 14:00:30 3 10.92 0.00 0.63 0.62 0.06 87.77 14:10:30 all 14.18 0.00 0.66 0.25 0.08 84.84 14:10:30 0 14.48 0.00 0.64 0.09 0.07 84.72 14:10:30 1 14.18 0.00 0.70 0.05 0.10 84.97 14:10:30 2 14.92 0.00 0.67 0.78 0.08 83.56 14:10:30 3 13.13 0.00 0.60 0.06 0.07 86.12 14:20:30 all 16.54 0.00 0.59 0.16 0.07 82.63 14:20:30 0 16.62 0.00 0.52 0.18 0.07 82.61 14:20:30 1 16.19 0.00 0.64 0.05 0.07 83.05 14:20:30 2 16.69 0.00 0.60 0.19 0.07 82.45 14:20:30 3 16.67 0.00 0.61 0.23 0.07 82.43 Average: all 22.84 0.00 0.96 0.33 0.10 75.77 Average: 0 22.70 0.00 0.92 0.32 0.10 75.96 Average: 1 23.00 0.00 0.94 0.32 0.11 75.63 Average: 2 22.72 0.00 0.99 0.42 0.10 75.77 Average: 3 22.94 0.00 0.99 0.26 0.10 75.70