---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9754 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 705 10784 4 4498 14941 Swap: 1023 24 999 ---> 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:6f:92:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79075sec preferred_lft 79075sec inet6 fe80::f816:3eff:fe6f:9238/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9e:40:f5:0f:81 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-9754) 02/12/26 _x86_64_ (4 CPU) 12:52:17 LINUX RESTART (4 CPU) 13:00:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:22 90.21 25.41 61.33 3.46 334.99 6916.54 3806.53 13:20:22 19.84 3.29 15.69 0.85 58.64 397.09 884.41 13:30:05 8.87 0.43 7.99 0.44 16.62 282.20 1597.27 13:40:08 17.09 0.54 15.78 0.77 22.93 692.44 859.31 13:50:09 14.78 0.40 13.67 0.71 8.08 433.44 387.87 14:00:09 5.03 0.10 4.75 0.17 2.27 136.21 50.43 14:10:25 5.40 0.08 5.13 0.20 2.72 151.50 79.93 14:20:39 4.56 0.01 4.37 0.18 0.47 134.38 68.71 14:30:39 4.99 0.04 4.79 0.16 0.97 152.57 51.99 14:40:09 9.35 0.02 8.93 0.40 0.81 573.70 104.81 14:50:08 5.91 0.02 5.73 0.17 0.71 180.83 188.53 Average: 16.93 2.77 13.48 0.68 40.97 914.87 732.99 13:00:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:22 4028836 7365388 8567004 52.32 261204 3054852 10119988 58.09 1959176 9785588 1228 13:20:22 3635080 6997760 8934744 54.57 263792 3078404 9633016 55.29 2008428 10149132 404 13:30:05 6326528 9713060 6220480 37.99 264796 3101244 6991072 40.13 2019824 7439408 360 13:40:08 10261224 13776832 2160592 13.20 269872 3225196 2924280 16.79 2065444 3488380 12 13:50:09 8005072 11580904 4355180 26.60 271764 3283544 5166084 29.65 2072140 5733588 220 14:00:09 7816068 11409136 4526900 27.65 272384 3300160 5244304 30.10 2073884 5917380 280 14:10:25 6291464 9904628 6030520 36.83 273092 3319556 6780780 38.92 2076536 7435052 40 14:20:39 6265760 9898600 6036684 36.87 273700 3338624 6793056 38.99 2079852 7458076 460 14:30:39 7733696 11388660 4547444 27.77 274632 3359792 5309840 30.48 2082692 5982076 4 14:40:09 7495076 11270880 4664996 28.49 278332 3474640 5335744 30.63 2097388 6217840 40 14:50:08 6766848 10568904 5366560 32.78 278728 3500456 5990780 34.39 2108156 6918488 60 Average: 6784150 10352250 5582828 34.10 271118 3276043 6389904 36.68 2058502 6956819 283 13:00:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:22 lo 22.73 22.73 18.14 18.14 0.00 0.00 0.00 0.00 13:10:22 ens3 2.11 1.92 0.63 0.54 0.00 0.00 0.00 0.00 13:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:22 lo 46.93 46.93 19.92 19.92 0.00 0.00 0.00 0.00 13:20:22 ens3 2.08 1.86 0.34 1.22 0.00 0.00 0.00 0.00 13:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:05 lo 15.30 15.30 7.41 7.41 0.00 0.00 0.00 0.00 13:30:05 ens3 0.62 0.33 0.10 0.06 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:08 lo 11.30 11.30 5.59 5.59 0.00 0.00 0.00 0.00 13:40:08 ens3 1.15 0.86 0.34 0.26 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:09 lo 19.14 19.14 9.99 9.99 0.00 0.00 0.00 0.00 13:50:09 ens3 1.00 0.74 0.27 0.20 0.00 0.00 0.00 0.00 13:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:09 lo 21.80 21.80 8.95 8.95 0.00 0.00 0.00 0.00 14:00:09 ens3 0.78 0.55 0.19 0.14 0.00 0.00 0.00 0.00 14:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:25 lo 24.93 24.93 10.66 10.66 0.00 0.00 0.00 0.00 14:10:25 ens3 0.99 0.54 0.29 0.20 0.00 0.00 0.00 0.00 14:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:39 lo 10.22 10.22 5.74 5.74 0.00 0.00 0.00 0.00 14:20:39 ens3 0.47 0.30 0.09 0.06 0.00 0.00 0.00 0.00 14:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:39 lo 15.37 15.37 8.62 8.62 0.00 0.00 0.00 0.00 14:30:39 ens3 0.80 0.55 0.20 0.14 0.00 0.00 0.00 0.00 14:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:09 lo 14.55 14.55 7.85 7.85 0.00 0.00 0.00 0.00 14:40:09 ens3 0.96 0.71 0.28 0.22 0.00 0.00 0.00 0.00 14:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:08 lo 29.86 29.86 11.52 11.52 0.00 0.00 0.00 0.00 14:50:08 ens3 0.72 0.58 0.14 0.11 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.13 21.13 10.41 10.41 0.00 0.00 0.00 0.00 Average: ens3 1.06 0.81 0.26 0.29 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-9754) 02/12/26 _x86_64_ (4 CPU) 12:52:17 LINUX RESTART (4 CPU) 13:00:20 CPU %user %nice %system %iowait %steal %idle 13:10:22 all 59.85 0.00 2.33 0.21 0.12 37.49 13:10:22 0 59.56 0.00 2.34 0.45 0.11 37.54 13:10:22 1 60.78 0.00 2.32 0.11 0.12 36.67 13:10:22 2 59.55 0.00 2.33 0.12 0.12 37.89 13:10:22 3 59.53 0.00 2.33 0.15 0.12 37.87 13:20:22 all 32.90 0.00 1.41 0.09 0.11 65.48 13:20:22 0 33.13 0.00 1.44 0.08 0.11 65.24 13:20:22 1 33.07 0.00 1.35 0.13 0.11 65.34 13:20:22 2 32.77 0.00 1.45 0.08 0.11 65.58 13:20:22 3 32.63 0.00 1.41 0.08 0.11 65.77 13:30:05 all 17.04 0.00 0.87 0.03 0.10 81.97 13:30:05 0 16.81 0.00 0.75 0.05 0.09 82.29 13:30:05 1 17.35 0.00 0.86 0.04 0.10 81.64 13:30:05 2 17.27 0.00 0.89 0.02 0.09 81.73 13:30:05 3 16.71 0.00 0.95 0.02 0.10 82.21 13:40:08 all 21.26 0.00 0.82 0.08 0.10 77.75 13:40:08 0 20.03 0.00 0.85 0.05 0.10 78.98 13:40:08 1 21.28 0.00 0.77 0.02 0.10 77.84 13:40:08 2 21.05 0.00 0.84 0.02 0.11 77.98 13:40:08 3 22.67 0.00 0.81 0.23 0.09 76.19 13:50:09 all 24.46 0.00 0.83 0.05 0.10 74.56 13:50:09 0 24.63 0.00 0.81 0.07 0.10 74.40 13:50:09 1 24.45 0.00 0.98 0.03 0.10 74.45 13:50:09 2 24.13 0.00 0.78 0.05 0.11 74.94 13:50:09 3 24.64 0.00 0.75 0.06 0.10 74.45 14:00:09 all 8.55 0.00 0.44 0.02 0.09 90.90 14:00:09 0 8.22 0.00 0.41 0.02 0.08 91.27 14:00:09 1 8.34 0.00 0.47 0.03 0.09 91.08 14:00:09 2 8.75 0.00 0.46 0.01 0.10 90.68 14:00:09 3 8.90 0.00 0.41 0.04 0.10 90.56 14:10:25 all 9.98 0.00 0.48 0.02 0.09 89.42 14:10:25 0 10.16 0.00 0.42 0.04 0.09 89.28 14:10:25 1 9.86 0.00 0.51 0.01 0.10 89.52 14:10:25 2 10.21 0.00 0.57 0.02 0.10 89.10 14:10:25 3 9.69 0.00 0.44 0.01 0.09 89.77 14:20:39 all 8.85 0.00 0.44 0.02 0.10 90.59 14:20:39 0 8.71 0.00 0.46 0.01 0.10 90.72 14:20:39 1 9.15 0.00 0.57 0.00 0.11 90.17 14:20:39 2 8.42 0.00 0.37 0.04 0.10 91.07 14:20:39 3 9.12 0.00 0.35 0.01 0.10 90.42 14:30:39 all 7.75 0.00 0.41 0.02 0.10 91.72 14:30:39 0 7.13 0.00 0.37 0.01 0.09 92.39 14:30:39 1 7.59 0.00 0.43 0.01 0.10 91.88 14:30:39 2 8.57 0.00 0.41 0.00 0.10 90.92 14:30:39 3 7.73 0.00 0.43 0.06 0.10 91.68 14:40:09 all 14.05 0.00 0.61 0.04 0.10 85.20 14:40:09 0 12.81 0.00 0.65 0.05 0.09 86.39 14:40:09 1 14.23 0.00 0.55 0.09 0.10 85.03 14:40:09 2 15.14 0.00 0.62 0.01 0.10 84.13 14:40:09 3 14.02 0.00 0.63 0.01 0.09 85.24 14:50:08 all 10.41 0.00 0.57 0.03 0.10 88.90 14:50:08 0 10.27 0.00 0.52 0.05 0.10 89.06 14:50:08 1 10.78 0.00 0.63 0.01 0.10 88.47 14:50:08 2 10.51 0.00 0.57 0.01 0.10 88.81 14:50:08 3 10.08 0.00 0.55 0.03 0.11 89.24 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.55 0.00 0.84 0.06 0.10 79.46 Average: 0 19.23 0.00 0.82 0.08 0.10 79.78 Average: 1 19.71 0.00 0.86 0.04 0.10 79.29 Average: 2 19.65 0.00 0.84 0.04 0.10 79.36 Average: 3 19.61 0.00 0.82 0.06 0.10 79.40