---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13163 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 711 10886 4 4390 14935 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:41:18:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79294sec preferred_lft 79294sec inet6 fe80::f816:3eff:fe41:1848/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:bc:0d:1c:c3:81 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-13163) 02/18/26 _x86_64_ (4 CPU) 06:43:01 LINUX RESTART (4 CPU) 06:50:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:06 76.81 22.59 51.39 2.83 314.68 5533.15 2761.02 07:10:01 34.31 1.90 16.04 16.38 32.11 426.94 214931.92 07:20:08 8.21 0.06 7.70 0.44 2.98 256.69 459.42 07:30:07 12.99 0.04 12.43 0.52 3.49 598.25 370.15 07:40:01 13.94 0.01 13.38 0.54 0.51 433.69 247.14 07:50:42 5.52 0.00 5.34 0.18 0.25 170.66 89.31 08:00:38 5.19 0.01 4.98 0.19 0.98 143.31 104.09 08:10:01 7.98 0.01 7.73 0.24 1.45 265.26 146.02 08:20:42 5.60 0.00 5.34 0.26 0.12 157.71 123.54 08:30:42 9.51 0.01 9.13 0.37 0.56 563.98 140.98 08:40:01 6.10 0.02 5.88 0.19 0.64 188.80 85.37 Average: 16.74 2.19 12.55 2.00 31.84 782.47 19819.18 06:50:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:06 1563860 4875256 11055664 67.52 261868 3028476 11895336 68.28 2033556 12165480 432 07:10:01 2263424 5492196 10441032 63.77 263744 2951976 11837220 67.95 2094940 11443680 280 07:20:08 6458996 9710268 6225288 38.02 264708 2973500 6938600 39.83 2101660 7242908 716 07:30:07 11037760 14404784 1533308 9.36 269260 3084628 2807096 16.11 2137864 2649964 10848 07:40:01 10607484 14035220 1902860 11.62 271360 3143236 2784504 15.98 2142912 3075340 13020 07:50:42 7890608 11333792 4602868 28.11 272108 3157936 5308328 30.47 2144260 5777208 64 08:00:38 7889204 11351340 4585280 28.01 272568 3176432 5229332 30.02 2145816 5779332 64 08:10:01 10773968 14274940 1663600 10.16 273312 3214520 2951244 16.94 2150632 2901172 616 08:20:42 8053904 11577728 4359244 26.62 274092 3236592 5173176 29.69 2152836 5613348 224 08:30:42 7574140 11222788 4713704 28.79 277868 3352880 5347304 30.69 2167076 6070672 100 08:40:01 6887804 10563720 5372364 32.81 278376 3379524 5954744 34.18 2177888 6726056 240 Average: 7363741 10803821 5132292 31.35 270842 3154518 6020626 34.56 2131767 6313196 2419 06:50:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:06 lo 26.67 26.67 18.28 18.28 0.00 0.00 0.00 0.00 07:00:06 ens3 2.21 1.96 0.66 0.56 0.00 0.00 0.00 0.00 07:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 42.67 42.67 18.27 18.27 0.00 0.00 0.00 0.00 07:10:01 ens3 2.70 1.55 0.69 1.70 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:08 lo 17.26 17.26 8.77 8.77 0.00 0.00 0.00 0.00 07:20:08 ens3 0.97 0.46 0.22 0.14 0.00 0.00 0.00 0.00 07:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:07 lo 8.77 8.77 3.96 3.96 0.00 0.00 0.00 0.00 07:30:07 ens3 1.04 0.71 0.29 0.22 0.00 0.00 0.00 0.00 07:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 8.67 8.67 5.41 5.41 0.00 0.00 0.00 0.00 07:40:01 ens3 0.83 0.51 0.19 0.13 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:42 lo 15.35 15.35 7.25 7.25 0.00 0.00 0.00 0.00 07:50:42 ens3 2.04 0.54 0.37 0.19 0.00 0.00 0.00 0.00 07:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:38 lo 26.53 26.53 9.61 9.61 0.00 0.00 0.00 0.00 08:00:38 ens3 0.78 0.49 0.16 0.11 0.00 0.00 0.00 0.00 08:00:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 22.04 22.04 10.53 10.53 0.00 0.00 0.00 0.00 08:10:01 ens3 1.12 0.67 0.34 0.24 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 08:20:42 lo 17.52 17.52 11.09 11.09 0.00 0.00 0.00 0.00 08:20:42 ens3 2.60 0.56 0.43 0.17 0.00 0.00 0.00 0.00 08:20:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:42 lo 18.74 18.74 9.32 9.32 0.00 0.00 0.00 0.00 08:30:42 ens3 2.40 0.92 0.48 0.29 0.00 0.00 0.00 0.00 08:30:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 29.76 29.76 11.39 11.39 0.00 0.00 0.00 0.00 08:40:01 ens3 1.62 0.50 11.86 0.13 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 Average: lo 21.13 21.13 10.31 10.31 0.00 0.00 0.00 0.00 Average: ens3 1.68 0.80 1.36 0.35 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-13163) 02/18/26 _x86_64_ (4 CPU) 06:43:01 LINUX RESTART (4 CPU) 06:50:22 CPU %user %nice %system %iowait %steal %idle 07:00:06 all 54.38 0.00 2.12 0.11 0.11 43.29 07:00:06 0 53.72 0.00 2.12 0.09 0.11 43.96 07:00:06 1 55.31 0.00 2.02 0.06 0.10 42.50 07:00:06 2 54.31 0.00 2.20 0.20 0.11 43.18 07:00:06 3 54.18 0.00 2.14 0.07 0.10 43.51 07:10:01 all 37.06 0.00 1.45 0.05 0.10 61.33 07:10:01 0 36.23 0.00 1.43 0.07 0.10 62.17 07:10:01 1 36.96 0.00 1.61 0.04 0.10 61.29 07:10:01 2 37.15 0.00 1.38 0.03 0.10 61.34 07:10:01 3 37.90 0.00 1.40 0.08 0.10 60.52 07:20:08 all 17.15 0.00 0.77 0.03 0.08 81.98 07:20:08 0 17.14 0.00 0.71 0.05 0.07 82.03 07:20:08 1 17.31 0.00 0.84 0.01 0.08 81.75 07:20:08 2 16.61 0.00 0.76 0.03 0.08 82.52 07:20:08 3 17.55 0.00 0.76 0.01 0.08 81.60 07:30:07 all 18.25 0.00 0.79 0.15 0.07 80.75 07:30:07 0 17.79 0.00 0.82 0.22 0.07 81.11 07:30:07 1 19.06 0.00 0.85 0.16 0.07 79.86 07:30:07 2 18.71 0.00 0.69 0.13 0.07 80.40 07:30:07 3 17.42 0.00 0.78 0.08 0.07 81.64 07:40:01 all 20.25 0.00 0.73 0.05 0.06 78.91 07:40:01 0 19.58 0.00 0.79 0.09 0.06 79.47 07:40:01 1 20.57 0.00 0.70 0.03 0.06 78.64 07:40:01 2 20.09 0.00 0.64 0.05 0.07 79.15 07:40:01 3 20.75 0.00 0.79 0.02 0.07 78.37 07:50:42 all 10.69 0.00 0.55 0.02 0.06 88.68 07:50:42 0 10.41 0.00 0.53 0.02 0.05 89.00 07:50:42 1 10.86 0.00 0.52 0.01 0.06 88.55 07:50:42 2 10.70 0.00 0.57 0.03 0.06 88.64 07:50:42 3 10.80 0.00 0.57 0.03 0.06 88.54 08:00:38 all 9.03 0.00 0.52 0.02 0.06 90.37 08:00:38 0 9.18 0.00 0.52 0.03 0.06 90.22 08:00:38 1 8.94 0.00 0.47 0.02 0.06 90.52 08:00:38 2 8.83 0.00 0.62 0.02 0.06 90.47 08:00:38 3 9.19 0.00 0.45 0.01 0.05 90.29 08:10:01 all 13.26 0.00 0.66 0.02 0.06 85.99 08:10:01 0 12.68 0.00 0.58 0.02 0.05 86.66 08:10:01 1 13.17 0.00 0.71 0.02 0.07 86.03 08:10:01 2 13.82 0.00 0.74 0.02 0.07 85.35 08:10:01 3 13.36 0.00 0.62 0.02 0.06 85.93 08:20:42 all 12.60 0.00 0.50 0.02 0.06 86.82 08:20:42 0 12.53 0.00 0.53 0.03 0.06 86.85 08:20:42 1 12.31 0.00 0.48 0.01 0.06 87.14 08:20:42 2 13.05 0.00 0.53 0.04 0.07 86.31 08:20:42 3 12.51 0.00 0.45 0.00 0.06 86.98 08:30:42 all 16.68 0.00 0.73 0.03 0.07 82.49 08:30:42 0 16.59 0.00 0.68 0.02 0.06 82.64 08:30:42 1 17.19 0.00 0.80 0.03 0.07 81.92 08:30:42 2 16.44 0.00 0.64 0.07 0.07 82.77 08:30:42 3 16.50 0.00 0.78 0.01 0.07 82.64 08:40:01 all 10.85 0.00 0.46 0.01 0.06 88.61 08:40:01 0 10.90 0.00 0.58 0.01 0.05 88.45 08:40:01 1 11.41 0.00 0.42 0.02 0.07 88.09 08:40:01 2 11.14 0.00 0.42 0.01 0.07 88.35 08:40:01 3 9.93 0.00 0.44 0.02 0.06 89.55 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.91 0.00 0.84 0.05 0.07 79.14 Average: 0 19.60 0.00 0.84 0.06 0.07 79.44 Average: 1 20.16 0.00 0.85 0.04 0.07 78.88 Average: 2 19.97 0.00 0.83 0.06 0.07 79.07 Average: 3 19.90 0.00 0.83 0.03 0.07 79.16